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Denso BHT-7500W manuale d’uso - BKManuals

Denso BHT-7500W manuale d’uso

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Un buon manuale d’uso

Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Denso BHT-7500W. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Denso BHT-7500W o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.

Che cosa è il manuale d’uso?

La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Denso BHT-7500W descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso Denso BHT-7500W dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Denso BHT-7500W
- nome del fabbricante e anno di fabbricazione Denso BHT-7500W
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Denso BHT-7500W
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Denso BHT-7500W non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Denso BHT-7500W e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Denso in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Denso BHT-7500W, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Denso BHT-7500W, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Denso BHT-7500W. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    User's Manual[...]

  • Pagina 2

    Copyright © DENSO WAVE INCORPORATED, 2002 All rights reserved. No part of this publication may be reproduced in any form or by any means without permission in writing from the publisher. Specifications are subject to change without prior notice. All products and company names mentioned in this manual are trademarks or regis- tered trademarks of th[...]

  • Pagina 3

    i Pr eface Please READ through these operating instructions carefully. It will enable you to operate your BHT-7500/7500S/7500W correctly. After you have finished reading the instructions, keep this manual handy for speedy reference.[...]

  • Pagina 4

    ii How this book is organized This manual is made up of five chapters and appendices. Chapter 1. Quick Guide Describes the basic operating method of the BHT and the related notes. Chapter 2. Getting Started the BHT and System Mode Summarizes the BHT system configuration and describes the operation including preparation and System Mode (which is req[...]

  • Pagina 5

    iii ■ Technical Terms Used in This Manual Source Program and Object Program (User Program) Generally, a source program is translated into an object program by a compiler. This manual calls an object program a user program. BHT-BASIC This manual expresses BHT-BASIC3.0 and BHT-BASIC3.5 as BHT-BASIC. BHT/BHT-7500/BHT-7500S/BHT-7500W This manual expr[...]

  • Pagina 6

    iv SAFETY PRECAUTIONS Be sure to observe all these safety precautions. ■ Please READ through this manual carefully. It will enable you to use the BHT and CU correctly. ■ Always keep this manual nearby for speedy reference. W ARNING Alerts you to those conditions which could cause seri- ous bodily injury or death if the instructions are not foll[...]

  • Pagina 7

    v W ARNING Handling the battery cartridge • Never disassemble or heat the battery cartridge, nor put it into fire or water; doing so could cause battery-rupture or leakage of battery fluid, resulting in a fire or bodily injury. • Do not carry or store the battery car- tridge together with metallic ball-point pens, necklaces, coins, hairpins, et[...]

  • Pagina 8

    vi W ARNING • Do not look into the laser beam source through the reading window or point the reading window towards the eyes. The laser beam emitted through the reading window is harmful to the eyes. • Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation expo- sure. Hand[...]

  • Pagina 9

    vii CAUTION Basic handling tips • Never put the BHT in places where there are excessively high temperatures, such as inside closed-up automobiles, or in places exposed to direct sunlight. Doing so could affect the housing or parts, resulting in a fire. • Avoid using the BHT in extremely hu- mid or dusty areas, or where there are drastic tempera[...]

  • Pagina 10

    viii CAUTION • If you drop the BHT so as to damage its hous- ing, immediately turn off the power, pull out the rechargeable battery cartridge or dry bat- tery cartridge, and contact your nearest dealer. Failure to do so could cause smoke or fire. • For those machines using the dry battery cartridge, do not mistake the plus and minus marks when [...]

  • Pagina 11

    ix CAUTION • Never cover or wrap up the CU or AC adapter in a cloth or blanket. Doing so could cause the unit to heat up inside, deforming its hous- ing, resulting in a fire. Always use the CU and AC adapter in a well-ventilated area. • Do not place the CU anyplace where it may be subjected to oily smoke or steam, e.g., near a cooking range or [...]

  • Pagina 12

    x ■ Proper Care of the BHT and CU Clean the housings, battery cartridge terminals, and CU-7001 charge terminals with a dry, soft cloth. Before cleaning, be sure to turn the BHT power off and unplug the AC adapter of the CU. • Never use benzene, alcohol, or other or- ganic solvents. The housing may be marred or the paint may come off. • Never [...]

  • Pagina 13

    xi Labeling $92,'(;32685(/$6(5/,*+7,6(0,77(')5207+,6$3(5785( /$6(5/,*+7'212767$5(,172%($0 P:0$;,080287387QP/$6(5 &/$66,,/$6(5352'8&7 7+,6'(9,&(&203/,(6:,7+&)5&+$37(568%&+$37(5- [...]

  • Pagina 14

    xii BHT -7500S US and Canada Regulations This device complies with Part 15 of the FCC Rules, Canadian ICES-003 and RSS-210 Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operati[...]

  • Pagina 15

    xiii Labeling BHT -7500S $92,'(;32685(/$6(5/,*+7,6(0,77(')5207+,6$3(5785( /$6(5/,*+7'212767$5(,172%($0 P:0$;,080287387QP/$6(5 &/$66,,/$6(5352'8&7 7+,6'(9,&(&203/,(6:,7+&)5&+$37(568%&+[...]

  • Pagina 16

    xiv BHT -7500W Declaration of Conformity (For European Union) The radio frequency module that comlies with the Directive 99/5/EC(R&TTE) is mounted on this device (BHT-7500W). DECLARATION OF CONFORMITY Directive 99/5/EC (R&TTE) Manufacturer or Authorized representative : DENSO WAVE INCORPORATED Address : 1-1 Showa-cho, Kariya-shi, Aichi-ken,[...]

  • Pagina 17

    xv Labeling BHT -7500W $92,'(;32685(/$6(5/,*+7,6(0,77(')5207+,6$3(5785( /$6(5/,*+7'212767$5(,172%($0 P:0$;,080287387QP/$6(5 &/$66,,/$6(5352'8&7 7+,6'(9,&(&203/,(6:,7+&)5&+$37(568%&+$3[...]

  • Pagina 18

    Content Overviews Preface ................................................................................................................................. i How this book is organized .............................................................................................. ii SAFETY PRECAUTIONS ................................................[...]

  • Pagina 19

    3.3 RS-232C Interface Specifications ............................................................................. 127 3.4 Basic Communications Specifications and Parameters ........................................ 129 3.4.1 Basic Communications Specifications ............................................................ 129 3.4.2 Communications Par[...]

  • Pagina 20

    Chapter 1. Quick Guide Chapter 2. Getting Started the BHT and System Mode Chapter 3. Communications Operations of the BHT Chapter 4. Error Messages Chapter 5. Handling the CU-7000 (Option) Appendices[...]

  • Pagina 21

    1 Chapter 1. Quick Guide Chapter 1 Quick Guide This chapter describes the basic operating method of the BHT and the related notes. 1.1 Reading Bar Codes .................................................................................................... 2 1.2 Setting and Using the Hand Strap .........................................................[...]

  • Pagina 22

    2 • If the BHT fails to read due to specular effects or other factors, change the scanning angle of the reading win- dow or the distance from codes as shown at right, and try it again. (Specular effects occur when the reflec- tion of the light from the bar code becomes exces- sively strong. This can easily happen when the re- flecting surface is [...]

  • Pagina 23

    3 Chapter 1. Quick Guide • Before reading bar codes, clean those labels if stained. • Avoid using the BHT in direct sunlight. The BHT might fail to read correctly. • To read bar codes on curved surfaces, apply the BHT to the target bar code so that the code comes to the center of the scanning range indicated by the laser beam. • When you pu[...]

  • Pagina 24

    4 1.2 Setting and Using the Hand Strap ■ Setting the hand strap ■ Using the hand strap Put your hand through the hand strap and hold the BHT as shown below. This will prevent you from dropping the BHT accidentally. Hand strap[...]

  • Pagina 25

    5 Chapter 1. Quick Guide 1.3 Setting the Backlight Pressing the M1 key while holding down SF (Shift) key activates or deactivates the backlight function. Press M1 while holding down SF . Backlight ON If no key is pressed for at least 3 seconds. Backlight OFF (The backlight function is kept ON.) Press M1 while holding down SF . Press any key (except[...]

  • Pagina 26

    6 1.4 Using the Keypad ■ Entering Numerical Data To enter numerical data, e.g., the quantity of goods, use the ten numerical keys and the ENT key. For example, to enter the number "120," press the 1 , 2 and 0 keys and then press the ENT key. If you key in any wrong value, press the C key or BS key ( SF + C keys) and then enter the corre[...]

  • Pagina 27

    7 Chapter 1. Quick Guide 1.5 T ransferring Data ■ Using radio link (BHT-7500S/7500W only) Using radio waves, the BHT-7500S/7500W may transfer data to an access point in a spread-spectrum communications system. If there are too many communications errors, first make sure that the BHT points directly at an access point because the 2.4-GHz band requ[...]

  • Pagina 28

    8 ■ Using infrared link Using infrared rays, the BHT may transfer data directly to the host computer equipped with an IrDA interface port and other IrDA-compliant devices. •M ake sure that there is no obstruction in the light path between the BHT and any target stations. In infrared communication, you need to keep the BHT and any target station[...]

  • Pagina 29

    9 Chapter 2. Getting Started the BHT and System Mode Chapter 2 Getting Started the BHT and System Mode This chapter summarizes the BHT system configuration and describes the operation including preparation and System Mode (which is required for the efficient use of application programs). 2.1 BHT System Configuration ................................[...]

  • Pagina 30

    10 BHT Host Computer CU-7000 (option) RS-232C Interface Optical Communications RS-232C Interface (option) BHT-BASIC Compiler (option) Ir-Transfer Utility C (option) Ir-Transfer Utility E (option) Transfer Utility (option) Optical Communications 2.1 BHT System Configuration The BHT barcode data collection system requires the following hardware as we[...]

  • Pagina 31

    11 Chapter 2. Getting Started the BHT and System Mode In addition, the BHT-7500S/7500W may operate in a radio communications system (spread-spectrum communication) by connecting with access points by a wireless local area network (wireless LAN). ● Access point: Wireless communications base unit for the BHT-7500S/7500W ● Ethernet port: Connects [...]

  • Pagina 32

    12 ■ CU-7000 and RS-232C Interface Cable (option) The CU-7000 is an IrDA-compliant communications unit which is required when your host computer is not equipped with an IrDA interface port. The CU-7000 exchanges data and programs with the BHT optically, and with the host computer via the RS-232C interface cable. You may directly connect two BHTs [...]

  • Pagina 33

    13 Chapter 2. Getting Started the BHT and System Mode ■ Transfer Utility (option) Running on the host computer, this utility transfers files between the BHT and the host computer. For its file transfer control procedure, the utility uses the BHT-protocol. (For the details about the BHT-protocol, refer to Chapter 3, Subsection 3.5.1.) To transfer [...]

  • Pagina 34

    14 System Mode System Mode is a system program exclusively designed for the effective use of user programs in the BHT. It sets up the execution environments for those programs; e.g., it prepares downloading/uploading conditions, sets the calendar clock, and tests the BHT components including the LCD, beeper, and keypad. Shown below is the System Mo[...]

  • Pagina 35

    15 Chapter 2. Getting Started the BHT and System Mode 2.2 Components and Functions * The trigger switch function is assigned to both of the M3 and M4 keys by default. Indicator LED Illuminates in green when the BHT has successfully read the bar code. Liquid crystal display (LCD) Shows the characters and graphic patterns. Trigger switch (M3 key)* Pr[...]

  • Pagina 36

    16 The functions of the keys may be set by user programs. Shown below is a set of sample functions. Function keys Used for choosing functions. M1/M2 (Magic) keys Used as any of the trigger switch (default), ENT key, SF key, and backlight function on/off key depend- ing upon definition in System Mode or in user programs. These keys can be also assig[...]

  • Pagina 37

    17 Chapter 2. Getting Started the BHT and System Mode 2.3 Pr eparation 2.3.1 Setting-up 1: Loading the Battery Cartridge Before the first use of the BHT, be sure to load the battery cartridge as shown below. The battery cartridge is not loaded in the BHT when shipped from the factory. (1) Charge the rechargeable battery cartridge. (Refer to Section[...]

  • Pagina 38

    18 • Never charge the dry battery cartridge. • The BHT has an integrated backup power source which backs up the memory and calendar clock in the BHT when no battery cartridge is loaded or the voltage level of the battery cartridge drops below the specified level. The backup power source is automatically charged by the battery cartridge. When yo[...]

  • Pagina 39

    19 Chapter 2. Getting Started the BHT and System Mode ■ Low Battery Indication Low battery indication—Level 1 If the battery output voltage drops below a specified lower level limit while the BHT is in operation, the BHT displays the following Level 1 message for approx. 2 seconds and beeps three times. After that, it will resume previous regul[...]

  • Pagina 40

    20 W ARNING Only use the dedicated charger (CU-7001, C-700 or C-750) for charging the rechargeable battery cartridge. Using a different type of charger could cause battery-rupture or leakage of battery fluid and result in a fire, bodily injury, or serious damage to property. CAUTION Never charge a wet or damp rechargeable bat- tery cartridge. Doing[...]

  • Pagina 41

    21 Chapter 2. Getting Started the BHT and System Mode 2.3.2 Setting-up 2: Setting the Calendar Clock Turn the BHT on by pressing the PW key. The following message will appear. In the following cases, the above message will appear. In such instances, it is necessary to set the date and time. (The indication "00/01/01 00:00" will differ dep[...]

  • Pagina 42

    22 (3) Press the 3 key on the SET SYSTEM screen to select the "DATE/TIME" and then press the ENT key, and the screen shown at left will appear. (4) Use the numerical keys to enter the year (only the last two digits), month, day, hour, and minute in this order. If the data is in one digit, add a 0 (zero) preceding the data. For the year, b[...]

  • Pagina 43

    23 Chapter 2. Getting Started the BHT and System Mode [Example] To set 2000, April 19, at 4:00 p.m. Press 0 , 0 , 0 , 4 , 1 , 9 , 1 , 6 , 0 , and 0 . (5) Press the ENT key to register the above setting. (6) Press the C key to return to the SET SYSTEM screen. SET DATE/TIME 00/01/01 00:00 00/04/19 16:00_ SET DATE/TIME 00/04/19 16:00 _ / / :[...]

  • Pagina 44

    24 2.3.3 Adjusting the LCD Contrast & Beeper V olume and Switching the Beeper & V ibrator While holding down the M1 or M4 key (trigger switch), press the PW key, and any of the following screens will appear on the LCD. This screen will disappear if no keys are pressed for five seconds. When the beeper is selected (default) BEEPER BEEPER VOL[...]

  • Pagina 45

    25 Chapter 2. Getting Started the BHT and System Mode Switching the beeper & vibrator You may choose any of three ways—beeping only, vibrating only, or beeping & vibrating as a confirmation of completion of bar-code reading. 1) Use the and keys to select the BEEPER VIBRATION line that will be highlighted in any one of the following three [...]

  • Pagina 46

    26 2.3.4 Battery V oltage Display The battery voltage level is always displayed on the status indicator line (bottom line). The displayed battery level shows the terminal voltage of the battery, not how much power is left. The battery voltage level varies depending upon the operation of the BHT, so the displayed level also may vary. Battery voltage[...]

  • Pagina 47

    27 Chapter 2. Getting Started the BHT and System Mode Shows the current backup state in progress. Shows the total volume of data to be backed up. Now saving data. Do not remove batteries until saving process complete. 2.3.6 Battery Replacement Notes ■ When is battery replacement needed? If the "Charge the battery!" or "Replace the [...]

  • Pagina 48

    28 (2) When turning the BHT on after storage with no battery cartridge loaded: Even after removal of the battery cartridge, the calendar clock will work with the backup power source for a while. If the calendar clock backup has stopped, loading the battery cartridge and turning the BHT on will display the following message, prompting you to set the[...]

  • Pagina 49

    29 Chapter 2. Getting Started the BHT and System Mode 2.3.7 BHT T urning-off Notes [ 1 ] "Shutdown in pr ogress" message When the BHT is turned off by pressing the PW key or by the auto power-off feature, it displays the following message and starts preparation for shutdown. When the above message is displayed, do not remove the battery c[...]

  • Pagina 50

    30 Scandisk is checking your drive for errors.   Do you want to run Scandisk?  1.Yes 2.No  (1) Press the 2 key while holding down the SF key. The screen will switch to the following: [ 1 ] YES: Run Scandisk and start the System. [ 2 ] NO: Turn the BHT off. (2) Choose either one with the numerical keys and press the ENT key. Whe[...]

  • Pagina 51

    31 Chapter 2. Getting Started the BHT and System Mode ■ Scandisk when the resume function is enabled If Scandisk runs when the resume function is enabled, the screen given below may appear. The screen may also appear when the calendar clock built in the BHT stops, even without running Scandisk. The BHT displays the screen for three seconds and th[...]

  • Pagina 52

    32 [ 3 ] About "$$BRKLST .SYS" If Scandisk finds an invalid file(s), it will automatically create the "$$BRKLST.SYS" file. To check the contents of the file, upload the file in System Mode to the host computer. (Refer to Subsection 2.5.3, "[ 3 ] Uploading.") Contents of the "$$BRKLST.SYS" file Records (1) Fil[...]

  • Pagina 53

    33 Chapter 2. Getting Started the BHT and System Mode 2.4 Initializing the BHT System Initializing the system will lose program files and data files stored in the user area and the system settings will revert to the factory defaults. You may delete font files by selecting the whole user area to be initialized. You need to initialize the system when[...]

  • Pagina 54

    34 (1) Selecting the memory area to be initialized Press the PW key while holding down the SF , M1 and 0 keys together. The screen shown at left will appear. To initialize the user area except for the font file area, press the ENT key. The screen switches to the SELECT MESSAGE display given in step (2). To initialize the whole user area including t[...]

  • Pagina 55

    35 Chapter 2. Getting Started the BHT and System Mode (3) Confirming the memory area selected for initialization Selecting the "USER AREA EXCEPT FONTS" in step (1) above will call up the confirmation screen shown at left. 1 Yes : Starts initialization. 2 No : Cancels initialization and turns the power off. Select a desired item by using t[...]

  • Pagina 56

    36 (5) Completion of initialization Upon completion of the initialization, the BHT dis- plays the screen shown at left for a second and turns itself off automatically. • Do not turn the BHT off until the above initialization completion screen appears. A too-early powering-off will interrupt initialization, requiring you to initialize the BHT agai[...]

  • Pagina 57

    37 Chapter 2. Getting Started the BHT and System Mode 2.5 Operating in System Mode System Mode is an operating software exclusively designed for the effective use of the BHT, which includes various functions as shown on the following pages. 2.5.1 Starting System Mode To start up System Mode, turn the BHT power on while holding down the SF and 1 key[...]

  • Pagina 58

    38 ■ Structure of System Mode SYSTEM MENU ⇐ Press the PW key while holding down the SF and 1 keys. Uploading Transfers user program files and data files stored in the memory of the BHT to the host computer. (Refer to Subsection 2.5.3, [ 3 ].) Downloading Transfers user program files or data files from the host computer to the memory integrated [...]

  • Pagina 59

    39 Chapter 2. Getting Started the BHT and System Mode TEST 1:BARCODE 2:MEMORY 3:BEEPER 4:AGING 5:COMMUNICATION 6:LCD 7:KEY & VIBRATION 8:FILE 9:PING System Information Shows the system program version, memory size, system message version, and JIS font type and version. (Refer to Subsection 2.5.3, [ 6 ].) Testing Used for the bar-code reading te[...]

  • Pagina 60

    40 In addition to the functions given on the previous pages, System Mode has these five functions: Deleting files, Downloading/uploading the BHT system parameter file, Set- ting the remote wakeup parameters, Setting the CPU performance and Downloading/ uploading the system message file. To call up these functions, press the 0 , 3 , 4 , 5 or 6 key, [...]

  • Pagina 61

    41 Chapter 2. Getting Started the BHT and System Mode Setting the CPU performance Sets the CPU performance to Regular or High. (Refer to Subsection 2.5.3, [ 12 ].) 5 with SF held down 6 with SF held down SET THE CPU PERFORMANCE 1:Regular 2:High SYSTEM MESSAGE 1:DOWNLOAD 2:UPLOAD Downloading/uploading the system message file Downloads or uploads the[...]

  • Pagina 62

    42 2.5.2 Operating in System Mode Some functions in System Mode require several screens to be shifted, as shown in the example below. [ 1 ] Calling up the desir ed set screen First, select a desired item on the current screen by using the numerical key or the cursor keys ( and ) so as to highlight the desired item. Press the ENT key to establish th[...]

  • Pagina 63

    43 Chapter 2. Getting Started the BHT and System Mode Press 2 or use and to select the desired set item. [ 2 ] Selecting a desired setting First, select a desired item on the current screen by using the numerical key or the cursor keys ( and ) so as to highlight the desired item. Use the and keys to select a desired setting and then press the ENT k[...]

  • Pagina 64

    44 2.5.3 Detailed Description of the Functions in System Mode [ 1 ] Pr ogram Execution Selecting "1:EXECUTE PROGRAM" on the SYSTEM MENU calls up the screen shown at left. If more than one program has been downloaded to the user area of the target memory, use the and keys to move the cursor to a target program, and then press the ENT key. [...]

  • Pagina 65

    45 Chapter 2. Getting Started the BHT and System Mode ⇓ In the example shown at left, 21 programs are downloaded. If no program file is downloaded, the message shown at left will appear. To return to the SYSTEM MENU, press the C key.   EXECUTE PROGRAM  SAMPLE05.PD3 SAMPLE06.PD3 SAMPLE07.PD3 SAMPLE08.PD3 SAMPLE09.PD3 SAM[...]

  • Pagina 66

    46 Selecting "2: DOWNLOAD" on the SYSTEM MENU calls up the screen shown at left. 1 FILE : Downloads a user program file or data file to the user area of the BHT. 2 HT<-->HT COPY : Downloads all of the files, system parameters, and cal- endar clock data stored in the connected BHT. This function enables copy- ing between the BHTs. Fo[...]

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    47 Chapter 2. Getting Started the BHT and System Mode Data that can be copied from one BHT to another BHT The copying function between BHTs copies the following set data: LCD contrast level Beeper volume Switching between beeper and vibrator Execution program to be run automatically when the BHT is turned on Message version (English or Japanese) Di[...]

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    48 With this screen displayed, the BHT waits for a file to be downloaded. If you select "2:HT<-->HT" on the DOWNLOAD menu, the "HT<-->HT" will appear in the center of the 2nd line. If you select "1:FILE," nothing will ap- pear on the 2nd line. The screen at left shows that "1:FILE" has been se- le[...]

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    49 Chapter 2. Getting Started the BHT and System Mode If an error occurs during downloading If some error occurs during downloading, the BHT beeps three times and shows one of the following screens with the prompt "Retry?": To retry the download, press the 1 and ENT keys; to abort it, press the 2 and ENT keys. ■ Problem The memory is in[...]

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    50 ■ Problem You attempted to download an invalid program file. ■ Solution Check whether the program file you attempted to download is available to your BHT model. If it is not available, download the appropriate program.   DOWNLOAD FILE   XXXXXXXX.XXX  Program file error!!   Retry? 1:Yes 2:No[...]

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    51 Chapter 2. Getting Started the BHT and System Mode [ 3 ] Uploading Selecting "3: UPLOAD" on the SYSTEM MENU calls up the screen shown at left. 1 ONE FILE : Uploads a user program file or data file stored in the memory. 2 ALL FILES : Uploads all user program files (object programs) and all data files stored in the memory. 3 HT<-->[...]

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    52 If you select "1:ONE FILE" or "2:ALL FILES" on the UPLOAD menu when no files are stored in the memory, the message shown at left will appear. Pressing the C key returns to the UPLOAD menu. Upload screens ⇓ Upon start of optional Ir-Transfer Utility C/Ir-Trans- fer Utility E/Transfer Utility or equivalent program (upon recei[...]

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    53 Chapter 2. Getting Started the BHT and System Mode If an error occurs during uploading If some error occurs during uploading, one of the following screens will appear and the beeper beeps three times. To retry the uploading operation, press the 1 and ENT keys; to abort it, press the 2 and ENT keys. ■ Problem The file you attempted to upload is[...]

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    54 [ 4 ] System Envir onment Setting Selecting "4: SET SYSTEM" on the SYSTEM MENU calls up the screen shown at left. 1 EXECUTE PROGRAM : Sets an execution pro- gram to be run when the power is turned on. 2 DISPLAY : Sets the message ver- sion (English or Japa- nese). 3 DATE/TIME : Sets the calendar clock (date and time). 4 BARCODE : Sets [...]

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    55 Chapter 2. Getting Started the BHT and System Mode [4.1] Setting an execution pr ogram Selecting "1: EXECUTE PROGRAM" on the SET SYSTEM menu calls up the screen shown at left. Highlighted is the current setting. Use the and keys to move the cursor to a desired execution program to be run when the power is applied, and then press the EN[...]

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    56 [4.2] Setting the message version Selecting "2: DISPLAY" on the SET SYSTEM menu calls up the screen shown at left. Highlighted is the current setting. 1 MESSAGE: Switches the message version to English or Japanese for system error messages and indications on the LCD contrast, beeper vol- ume, and beeper & vibrator switching screen.[...]

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    57 Chapter 2. Getting Started the BHT and System Mode [4.3] Setting the calendar clock Selecting "3:DATE/TIME" on the SET SYSTEM menu calls up the screen shown at left. Use the numerical keys to enter the year (only the last two digits), month, day, hour, and minute in this order, and then press the ENT key. If the data is in one digit, a[...]

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    58 Selecting "4: BARCODE" on the SET SYSTEM menu calls up the screen shown at left. Highlighted is the current setting. 1 INVERT : Activates or deactivates the black-and-white inverted la- bel reading function. 2 DECODE LEVEL : Sets the decode level. 3 ITF : Sets the minimum number of digits to be read for ITF. 4 STF : Sets the minimum nu[...]

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    59 Chapter 2. Getting Started the BHT and System Mode Minimum number of digits to be read for ITF, STF, or Codabar (MINIMUM DIGITS) You may set the minimum number of digits to be read for ITF, STF, and Codabar. Setting a small number of digits increases the frequency of digit-missing reading or misreading depending upon how to scan bar codes or the[...]

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    60 [4.5] Setting the communications envir onments After the BHT is initialized, the interface port and communications parameters are set as listed in the default table below. Do not access them unless necessary. Listed below are the default communications parameters for the direct-connect inter- face. Interface port Communications protocol Communic[...]

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    61 Chapter 2. Getting Started the BHT and System Mode Selecting the "5: COMMUNICATION" on the SET SYSTEM menu calls up the screen shown at left. 1 OPTICAL: Switches to the communi- cations parameters setting screen for the optical inter- face . 2 CONNECTOR: Switches to the communi- cations parameters setting screen for the direct-con- nec[...]

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    62 (1) Communications parameters setting screen Selecting "1:PARAMETER" on the SET OPTICAL screen calls up the screen shown at left. Highlighted is the current setting. Select the desired transmission speed by using the numerical keys or and keys, and then press the ENT key. To return to the SET OPTICAL screen, press the C key. (2) Commun[...]

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    63 Chapter 2. Getting Started the BHT and System Mode [4.5-2] Setting the communications parameters for the direct-connect interface Selecting "2:CONNECTOR" on the SET COMMUNI- CATION menu calls up the screen shown at left. 1 PARAMETER: Switches to the commu- nications parameters set- ting screen. 2 PROTOCOL: Switches to the commu- nicati[...]

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    64 (2) Communications protocol option screen Selecting "2:PROTOCOL" on the SET CONNECTOR screen calls up the screen shown at left. Highlighted is the current setting. 1 SERIAL No.: Selects whether or not the system will add serial num- bers to data blocks. 2 H. PARITY: Selects whether or not the system will add a horizontal parity. 3 LINK[...]

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    65 Chapter 2. Getting Started the BHT and System Mode [4.5-3] Setting the interface port Selecting the "3:COM PORT" on the SET COMMU- NICATION menu calls up the screen shown at left. Highlighted is the current setting. 1 BASIC: Selects the optical or direct- connect interface port to be used for user programs written in BHT-BASIC (OPEN &q[...]

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    66 [4.5-4] Setting the communications protocol type Selecting the "4:PROTOCOL TYPE" on the SET COMMUNICATION menu calls up the screen shown at left. Highlighted is the current setting. 1 BHT Protocol: Selects the BHT-protocol for downloading or uploading files in System Mode or for the execution of XFILE state- ment in BHT-BASIC. This pro[...]

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    67 Chapter 2. Getting Started the BHT and System Mode Selecting the "2:BHT-Ir Protocol" on the PROTO- COL TYPE screen calls up the screen shown at left. Enter the ID number of the BHT by using the nu- merical keys, and then press the ENT key. If you do not need to modify the current setting, press the ENT key only. An ID number should be [...]

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    68 [4.6] Defining the functions of the shift key and magic keys Selecting the "6:KEY" on the SET SYSTEM menu calls up the screen shown at left. Highlighted is the current setting. 1 SHIFT KEY: Switches to the shift key defini- tion screen. 2 M1 KEY: Switches to the M1 key definition screen. 3 M2 KEY: Switches to the M2 key definition scre[...]

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    69 Chapter 2. Getting Started the BHT and System Mode Selecting the "2:M1 KEY," "3:M2 KEY," "4:M3 KEY" or "5:M4 KEY" on the SET KEY menu calls up the screen as shown at left. (This example appears when the "4:M3 KEY" is selected.) Highlighted is the current setting. The M1 , M2 , M3 or M4 key can fu[...]

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    70 [4.7] Setting the resume function Selecting "7: RESUME" on the SET SYSTEM menu calls up the screen shown at left. Highlighted is the current setting. 1 ON : Activates the resume function which resumes the current BHT status when the BHT power was turned off, when the BHT is switched on. 2 OFF : Deactivates the resume function. Select a[...]

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    71 Chapter 2. Getting Started the BHT and System Mode [4.8-1] Setting the TCP/IP Selecting "1:SET TCP/IP" on the SET TCP/IP menu calls up the screen shown at left where the current settings are displayed. Select a desired item by using the numerical keys or and keys, and then press the ENT key. The entry box of the selected item becomes r[...]

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    72 [4.8-2] Setting the FTP Selecting "2:SET FTP" on the SET TCP/IP menu calls up the screen shown at left. 1 SERVER : Switches to the FTP server con- nection environments screen. 2 OPTION : Switches to the data transfer pa- rameters screen. Select a desired item by using the numerical keys or and keys, and then press the ENT key. To retur[...]

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    73 Chapter 2. Getting Started the BHT and System Mode SET OPTION 1:CR/LF CR-LF LF CR None 2:CR/LF CODE PROPERTY Control code Data 3:FIELD SPACE Ignore Data 4:UPLOAD MODE Overwrite Append 5:VERBOSE MODE ON OFF (2) FTP options screen Selecting "2:OPTION" on the SET FTP menu calls up the screen shown at left where the current settings are di[...]

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    74 [ 5 ] T esting Selecting "5:TEST" on the SYSTEM MENU calls up the screen shown at left. 1 BARCODE : Selects the bar-code reading test. 2 MEMORY : Selects the RAM read/write test. 3 BEEPER : Selects the beeper scale test. 4 AGING : Selects the aging test. 5 COMMUNICATION : Selects the communications test. 6 LCD : Selects the LCD and ind[...]

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    75 Chapter 2. Getting Started the BHT and System Mode [5.1] Bar -code reading test Selecting "1: BARCODE" on the TEST menu calls up the screen shown at left. Actually read bar codes with the BHT and check the read data displayed on the LCD. Upon completion of bar-code reading, the BHT beeps, turns on the indicator LED in green, and displa[...]

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    76 [5.2] Memory test Selecting "2:MEMORY" on the TEST menu calls up the screen shown at left, and then starts writing and reading onto/from all areas of the RAM as well as checking the address. XXXXX : Tested RAM capacity (in kilobytes) YYYYY : Total RAM capacity (in kilobytes) Upon normal completion of the RAM test, the BHT beeps once, s[...]

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    77 Chapter 2. Getting Started the BHT and System Mode [5.3] Beeper scale test Selecting "3:BEEPER" on the TEST menu calls up the screen shown at left and makes the beeper sound at three octaves listed below. Upon completion of this test, the BHT automati- cally returns to the TEST menu. To stop this test while in progress, turn the power [...]

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    78 [5.5] Communications test In System Mode, you may test the optical interface port and direct-connect interface port. ■ Preparation for the optical interface test Arrange two BHTs, one as a master station and the other as a slave station (to be tested) with their IR ports facing each other as illustrated below. In this test, the slave BHT trans[...]

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    79 Chapter 2. Getting Started the BHT and System Mode Testing the optical interface port Selecting the "1:OPTICAL" on the TEST COMMU- NICATION menu calls up the screen shown at left. At the slave BHT to be tested, select the "1:SLAVE" and at the master BHT, select the "2:MASTER." Then press the ENT key on each BHT. Dur[...]

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    80 If any error occurs, the BHT beeps three times and shows the screen at left. In parentheses are error codes which have the following meanings: ( X X) 1: The received data is different from the sent data. 2: A timeout has occurred during standby for data reception. 1: 300 bps 2: 115200 bps Testing the direct-connect interface port Selecting the &[...]

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    81 Chapter 2. Getting Started the BHT and System Mode Selecting "6:LCD" on the TEST menu calls up the test pattern shown at left on the LCD and turns on the indicator LED in green. Each time the ENT key is pressed, the screen shifts to the next test pattern. To return to the previous screen, press the BS key ( SF + C keys). To stop this t[...]

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    82 An outline with a width of one dot appears. ⇑ ⇓ ENT key BS key The checker pattern shown at left appears and the indicator LED goes off. ⇑ ⇓ ENT key BS key The checker pattern is reversed. ⇑ ⇓ ENT key BS key[...]

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    83 Chapter 2. Getting Started the BHT and System Mode The fine checker pattern appears. The fine checker pattern is reversed. Four right-angled triangles appear. ⇑ ⇓ ENT key BS key ⇑ ⇓ ENT key BS key Press the ENT key, and the BHT beeps once and returns to the TEST menu.[...]

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    84 [5.7] Key entry & beeper test Selecting "7:KEY & VIBRATION" on the TEST menu calls up the screen shown at left and makes the BHT ready for entry from the keypad. Pressing individual keys displays the identifier let- ters in the positions pre-assigned to those keys on the LCD as well as sounding the beeper or running the vibrato[...]

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    85 Chapter 2. Getting Started the BHT and System Mode The file name, file size, and test result (OK or NG) appear as shown at left. Press the C key to return to the file selection screen. If a defective file is found, delete it or overwrite it with the same name file. Even defective, the file can be uploaded on the UPLOAD menu. It is, therefore, re[...]

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    86 [5.9] T esting with PING (BHT -7500S/7500W only) TEST PING 1:RUN PING 2:SET PING Selecting "9:PING" on the TEST menu calls up the screen shown at left. 1 RUN PING : Runs PING. 2 SET PING : Switches to the PING parameter setting screen. Select a desired item by using the numerical keys or and keys, and then press the ENT key. To return [...]

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    87 Chapter 2. Getting Started the BHT and System Mode PING run-time messages (that will appear in the middle of the LCD) Message Displays when: Waiting Setting up PING. Opening TCP/IP Opening devices. Routing TCP/IP Connecting to the TCP/IP communications pathway. PING start Starting PING. Device error Failed to open a device. TCP/IP error Failed t[...]

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    88 If you select one of "1:DESTINATION IP" through "5:COUNT" items and press the ENT key, then the entry box of that item becomes ready to accept entry and a cursor appears. Enter the desired value by using the numerical keys and then press the ENT key. In the entry mode, to delete a single character, press the BS key ( SF + C k[...]

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    89 Chapter 2. Getting Started the BHT and System Mode PING Echo Request Send Timing (SEND TYPE) Two types of echo request send timings are available: TYPE 1 and TYPE 2. ■ TYPE 1 After sending an echo request, PING will wait for the period specified by INTERVAL and then send an echo request again. For TYPE 1, the relationship between the INTERVAL [...]

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    90 [ 6 ] System Information Selecting the "6:VERSION" on the SYSTEM MENU calls up the screen shown at left, displaying the system program version, ROM and RAM sizes, sys- tem message version, and JIS font types and their versions. Press the C key to return to the SYSTEM MENU. The following font types are displayed: JIS1 (16): JIS Level 1 [...]

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    91 Chapter 2. Getting Started the BHT and System Mode FTP MENU   1:DOWNLOAD  2:UPLOAD  DOWNLOAD FILE SERVER IP:XXX.XXX.XXX.XXX CURRENT DIRECTORY: .../ABCD/EFGH/IJKL/MNOP/QR ST/UVWX/YZ/0000/1111/22222 1:DIR/FILE [ ] 2:FIELDS [ ] -------------------------- IP address of an FTP server you have specified Current directory reserved Ent[...]

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    92 UP LOAD FILE SERVER IP:XXX.XXX.XXX.XXX CURRENT DIRECTORY: .../ABCD/EFGH/IJKL/MNOP/QR ST/UVWX/YZ/0000/1111/22222 1:DIR/FILE [ ] 2:SELECT FILE [ ] -------------------------- IP address of an FTP server you have specified Current directory reserved Entry box for a directory and/or file name File name currently selected (Nothing displays at the init[...]

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    93 Chapter 2. Getting Started the BHT and System Mode UPLOAD FILE  SAMPLE01.DAT  SAMPLE02.DAT SAMPLE03.DAT SAMPLE04.DAT SAMPLE05.DAT SAMPLE06.DAT SAMPLE07.DAT SAMPLE08.DAT SAMPLE09.DAT SAMPLE10.DAT SAMPLE11.DAT SAMPLE12.DAT SAMPLE13.DAT SAMPLE14.DAT SAMPLE15.DAT     UPLOAD FILE  ?[...]

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    94 Run-time messages in downloading/uploading by FTP When the BHT is uploading or downloading files by FTP, the following messages may appear in the bottom of the LCD: Messages Displays when: Aborted. Uploading or downloading is interrupted. Connection error The communications pathway is disconnected. Device error Failed to open a device. Downloadi[...]

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    95 Chapter 2. Getting Started the BHT and System Mode Reply codes from the FTP server The messages that FTP servers send during and after FTP operations vary, but servers all use the same reply codes as listed below. Reply codes Description 110 Restart marker reply. 120 Service ready in nnn minutes. 125 Data connection already open; transfer starti[...]

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    96 RF MENU 1:SET ID 2:VERSION  SET ID   1:DOMAIN 0   2:SECURITY ID  [ ******************** ]     [ 8 ] RF Menu BHT-7500S Selecting "8:RF" on the SYSTEM MENU calls up the screen shown at left. 1 SET ID : Switches to the ID entry screen. 2 VERSION : Switches to the RF version screen. Select a desired item[...]

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    97 Chapter 2. Getting Started the BHT and System Mode SET ID   1:DOMAIN 0  2:SECURITY ID  [ ******************** ]   Set up? 1:Yes 2:No Shown at left is an entry sample screen where a security ID is DENSO WAVE. After entry, press the ENT key. Instead of the "DENSO WAVE" entered, 20 asterisks will display. [...]

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    98 SUB SYSTEM VERSION Vx.x MACID [001122334455] XXXXXXXXXXXX Parameter save error!! XXXXXXXXXXXX Parameter load error!! [8.2] RF version scr een Selecting "2:VERSION" on the RF MENU displays the "** Loading **" while the system is getting information about the wireless module. After that, the screen shown at left will appear. Vx[...]

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    99 Chapter 2. Getting Started the BHT and System Mode [ 8 ] RF Menu BHT-7500W RF MENU 1:PARAMETER 2:SITE SURVEY 3:VERSION SET RF PARAMETER 1:ID 2:RF OPTION 3:WEP KEY 4:INITIALIZE Selecting the "8:RF" on the SYSTEM MENU calls up the screen shown at left. 1 PARAMETER Switches to the RF parameter menu. 2 SITE SURVEY Switches to the site surv[...]

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    100 BHT-7500W SET ID 1:CLIENT NAME [ ] 2:SSID tsunami SET ID 1:CLIENT NAME [ ] 2:SSID tsunami Set up? 1:Yes 2:No [8.1.1] ID entry screen Selecting the "1:ID" on the RF parameter menu displays the "** Now Loading **." After that, the screen shown at left will appear where the current settings are displayed. 1 CLIENT NAME Sets a c[...]

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    101 Chapter 2. Getting Started the BHT and System Mode BHT-7500W SET RF OPTION 1:POWER SAVE ON OFF 2:WEP ON OFF 3:AUTHENTICATE OPEN SHAREDKEY SET RF OPTION 1:POWER SAVE ON OFF 2:WEP ON OFF 3:AUTHENTICATE OPEN SHAREDKEY Set up? 1:Yes 2:No [8.1.2] RF option screen Selecting the "2:RF OPTION" on the RF parameter menu displays the "** No[...]

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    102 BHT-7500W SET WEP KEY 1:WEP KEY1 2:WEP KEY2 3:WEP KEY3 4:WEP KEY4 5:TRANSMIT KEY [8.1.3] WEP key definition screen Selecting the "3:WEP KEY" on the RF parameter menu displays the screen shown at left. 1 WEP KEY1 Switches to the WEP KEY 1 screen. 2 WEP KEY2 Switches to the WEP KEY 2 screen. 3 WEP KEY3 Switches to the WEP KEY 3 screen. [...]

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    103 Chapter 2. Getting Started the BHT and System Mode BHT-7500W SET WEP KEY1 1:KEY SIZE 40 128 2:KEY ********** SET WEP KEY1 1:KEY SIZE 40 128 2:KEY ABCDE12345 Defining WEP KEY 1 Selecting the "1:WEP KEY1" on the WEP KEY defi- nition screen displays the "** Now Loading **." After that, the screen shown at left will appear. The [...]

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    104 BHT-7500W SET WEP KEYx 1:KEY SIZE 40 128 2:KEY ABCDE12345 Set up? 1:Yes 2:No SET WEP KEYx 1:KEY SIZE 40 128 2:KEY ABCDE123 Set error ! After making any change of settings, press the C key with any item highlighted. The confirmation screen will appear as shown at left. To save the new entry, choose "1:Yes" and press the ENT key. The &q[...]

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    105 Chapter 2. Getting Started the BHT and System Mode BHT-7500W SET TRANSMIT KEY 1:TRANSMIT KEY KEY1 KEY2 KEY3 KEY4 SET TRANSMIT KEY 1:TRANSMIT KEY KEY1 KEY2 KEY3 KEY4 Set up? 1:Yes 2:No Setting TRANSMIT KEY Selecting the "5:TRANSMIT KEY" on the WEP KEY definition screen displays the "** Now Loading **." After that, the screen [...]

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    106 BHT-7500W INITIALIZE RF Initialize Parameters? 1:Yes 2:No Selecting the "4:INITIALIZE" on the RF parameter menu calls up the screen shown at left. To initialize the RF parameters, choose "1:Yes" and press the ENT key. Initialization will start with the "** Initializing **" displayed. After completion of initializat[...]

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    107 Chapter 2. Getting Started the BHT and System Mode BHT-7500W SITE SURVEY 1:LINK STATUS [8.2] SITE SURVEY menu Selecting the "2:SITE SURVEY" on the RF MENU calls up the screen shown at left. 1 LINK STATUS Switches to the link status screen. Press the ENT key. To return to the RF MENU, press the C key. LINK STATUS ASSOCIATED ACCESS POIN[...]

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    108 SUB SYSTEM VERSION V X.XX MACID [XXXXXXXXXXXX] [8.3] RF version screen Selecting the "3:VERSION" on the RF MENU dis- plays the "** Now Loading **" while the system is getting information about the wireless module. After that, the screen shown at left will appear. V X.XX Firmware version of the wireless module. MACID MACID of[...]

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    109 Chapter 2. Getting Started the BHT and System Mode If no file is resident in the memory, the message shown at left appears. Press the C key to return to the SYSTEM MENU. File deletion menu Pressing the 0 key while holding down the SF key on the SYSTEM MENU calls up the screen shown at left. Use the and keys to move the cursor to the file to be [...]

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    110 Deletion completion screen Upon completion of deletion, the screen shown at left appears. Press the C key to return to the file deletion menu. DELETE FILE ** Completed **[...]

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    111 Chapter 2. Getting Started the BHT and System Mode ⇓ ⇓ [10.1] Downloading the BHT system parameter file Selecting "1:DOWNLOAD" on the SYSTEM PARAM- ETER transfer menu calls up the screen shown at left. With this screen displayed, the BHT waits for the BHT system parameter file to be downloaded. While the downloading operation is i[...]

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    112 If an error occurs during downloading If some error occurs during downloading, the BHT beeps three times and shows one of the following screens with the prompt "Retry?": To retry the download, press the 1 and ENT keys; to abort it, press the 2 and ENT keys. To return to the SYSTEM PARAMETER transfer menu, press the C key. ■ Problem [...]

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    113 Chapter 2. Getting Started the BHT and System Mode ■ Problem The current download will exceed the maximum of 80 files in the memory. ■ Solution Press the 2 key to return to the SYSTEM MENU, then delete unnecessary files in the memory. (Re- fer to Subsection 2.5.3, [ 9 ].) ■ Problem Downloading has failed. ■ Solution To retry downloading[...]

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    114 ⇓ ⇓ [10.2] Uploading the BHT system parameter file Selecting "2:UPLOAD" on the SYSTEM PARAM- ETER transfer menu calls up the screen shown at left. With this screen displayed, the BHT waits for the BHT system parameter file to be uploaded. While the uploading operation is in progress, the screen shown at left is displayed indicatin[...]

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    115 Chapter 2. Getting Started the BHT and System Mode If an error occurs during uploading If some error occurs during uploading, one of the following screens will appear and the beeper beeps three times. To retry the uploading operation, press the 1 and ENT keys; to abort it, press the 2 and ENT keys. Press the C key to return to the SYSTEM PARAME[...]

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    116 [ 1 1 ] Setting the Remote W akeup Pressing the 4 key while holding down the SF key on the SYSTEM MENU calls up the screen shown at left. 1 REMOTE WAKEUP: Activates or deactivates the remote wakeup func- tion. 2 TRANSMIT SPEED: Sets the transmission speed for the remote wakeup. Select a desired item by using the numerical keys or and keys. Then[...]

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    117 Chapter 2. Getting Started the BHT and System Mode [ 12 ] Setting the CPU Performance Pressing the 5 key while holding down the SF key on the SYSTEM MENU calls up the screen shown at left. 1 Regular: Operates the CPU at normal clock speeds. 2 High: Operates the CPU at higher clock speeds. Select a desired item by using the numerical keys or and[...]

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    118 [ 13 ] Downloading/Uploading the System Message File ⇓ ⇓ Pressing the 6 key while holding down the SF key on the SYSTEM MENU calls up the screen shown at left. 1 DOWNLOAD: Downloads the system mes- sage file to the user area of the BHT. 2 UPLOAD: Uploads the system message file stored in the BHT. Select a desired item by using the numerical[...]

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    119 Chapter 2. Getting Started the BHT and System Mode If an error occurs during downloading If some error occurs during downloading, the BHT beeps three times and shows one of the following screens with the prompt "Retry?": To retry the download, press the 1 and ENT keys; to abort it, press the 2 and ENT keys. To return to the SYSTEM MES[...]

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    120 ■ Problem The current download will exceed the maximum of 80 files in the memory. ■ Solution Press the 2 key to return to the SYSTEM MENU, then delete unnecessary files in the memory. (Re- fer to Subsection 2.5.3, [ 9 ].) ■ Problem Downloading has failed. ■ Solution To retry downloading, press the 1 key. To return to the SYSTEM MENU, pr[...]

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    121 Chapter 2. Getting Started the BHT and System Mode [13.2] Uploading the system message file ⇓ ⇓ Selecting "2:UPLOAD" on the SYSTEM MESSAGE transfer menu calls up the screen shown at left. With this screen displayed, the BHT waits for the system message file to be uploaded. While the uploading operation is in progress, the screen s[...]

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    122 If an error occurs during uploading If some error occurs during uploading, one of the following screens will appear and the beeper beeps three times. To retry the uploading operation, press the 1 and ENT keys; to abort it, press the 2 and ENT keys. Press the C key to return to the SYSTEM MESSAGE transfer menu. ■ Problem The memory is insuffic[...]

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    123 Chapter 3. Communications Operations of the BHT Chapter 3 Communications Operations of the BHT This chapter describes the communications operations of the BHT-7500/7500S/7500W— the spread-spectrum communication (for BHT-7500S/7500W only), IR communication, RS-232C interface specifications, the basic communications specifications, and the comm[...]

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    124 3.1 Spr ead-Spectrum Communication (BHT -7500S/7500W only) 3.1.1 Notes for W ir eless Operations • If there are too many communications errors, first make sure that the BHT points directly at an access point because the 2.4-GHz band requires a more or less straight line path. Note also that the low-power radio waves have trouble passing throu[...]

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    125 Chapter 3. Communications Operations of the BHT ■ Security IDs For assuring higher security, set security IDs to the BHTs. Those IDs should match those of the access points. Usually, use a same security ID for a company or a department (or section). For the setting procedure of security IDs, refer to Subsection 2.5.3, [ 8 ] RF Menu. BHT-7500W[...]

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    126 User programs Physical layer (IrDA1.0) BHT-BASIC BHT-Ir protocol The BHT's IR communications device is IrDA-compliant. IrDA stands for Infrared Data Association, which has defined hardware (IrDA Serial Infrared Physical Layer Link) and communications protocols for IR communications. The BHT's physical layer complies with the IrDA1.0, [...]

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    127 Chapter 3. Communications Operations of the BHT 3.3 RS-232C Interface Specifications [ 1 ] Interface Connector and Pin Assignment The BHT has a direct-connect interface port which is connectable to the 3-pole mini stereo plug (ø2.5 mm or 0.1") and supports a subset of the RS-232C interface as shown below. Using a direct-connect interface [...]

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    128 [ 2 ] Interface Cable Connection Connect the BHT directly to a host computer, a modem, or a printer with a direct- connect interface cable as illustrated below. SD FG RD RS CS DR SG CD ER Modem BHT Connector I/F SD RD SG SD FG SG BHT Connector I/F Printer RD busy SG busy(RD) SD FG RD RS CS DR SG CD ER BHT Connector I/F Host Computer SD RD SG Ca[...]

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    129 Chapter 3. Communications Operations of the BHT 3.4 Basic Communications Specifica- tions and Parameters 3.4.1 Basic Communications Specifications Listed below are the communications specifications when the BHT exchanges data with a host computer through the CU-7000 (optical interface) or direct-connect inter- face cable. Direct-connect Interfa[...]

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    130 ■ Transmission Code and Bit Order All characters should be coded to 7- or 8-bit code for data transmission. The standard data exchange code of the BHT is JIS 7- or 8-bit code. The transmission bit order is LSB (Least significant bit) first. What follows is an example for transmitting character A (41h, 01000001b) coded to JIS 8-level code with[...]

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    131 Chapter 3. Communications Operations of the BHT 3.4.2 Communications Parameters In System Mode and user programs written in BHT-BASIC, you may set the communi- cations parameters listed below. Transmission Speed 2400, 9600, 19200, 38400, 57600, or 115200 bps 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, or 115200 bps Optical interface [...]

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    132 3.5 Communications Pr otocols The BHT supports both the BHT-protocol and the BHT-Ir protocol for file transmission. 3.5.1 BHT -pr otocol [ 1 ] Overview The BHT-protocol is the communications procedure used to transmit files between the BHT and a host (or between the BHTs). It adopts the response method using ACK/NAK codes. The BHT-protocol is c[...]

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    133 Chapter 3. Communications Operations of the BHT [ 2 ] Control Characters The control characters are classified into two groups: transmission control characters and text control characters. (1) T ransmission control characters The transmission control characters listed below are used to compose transmission control sequences in phases 1 through [...]

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    134 (2) T ext control characters The text control characters are used to format transmission texts. In the BHT-protocol, they include the following headers and a terminator. Symbol Value Meaning Function SOH 01h Start Of Heading Indicates the start of heading text (Phase 2). STX 02h Start of Text Indicates the start of data text (Phase 2). ETX 03h [...]

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    135 Chapter 3. Communications Operations of the BHT S O H E T X B C C S T X E T X B C C S T X E T X B C C [ 3 ] Basic Format of T ransmission Messages Basically, the BHT transmits data as units of a file. First, it transmits a heading text which includes the attribute information of a file (e.g., file name and the number of data texts) to be transm[...]

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    136 123 4 000 0 0 0 11 7 23 4 56789 1 0 11 12 13 14 15 16 PR O G 1 . P D3 0 0 52 3 [ 4 ] T ext Format Text should be formatted according to the standard of the BHT-protocol before trans- mission. Shown below are two types of the standard text formats for program files and data files. ■ Program Text Format (1) Heading text Program file name (12 by[...]

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    137 Chapter 3. Communications Operations of the BHT 123456789 1 01 11 21 31 41 51 61 71 81 92 02 1 MA S T E R D A T 00592 n 06 10 . T1 00 91 S1 2 3 9202141325 ■ Data Text Format (1) Heading text Data field 1 Data field 2 Data field n Example of contents If a data field is less than the maximum digits in length, the lower blank bytes will be fille[...]

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    138 3.5.2 BHT -Ir Pr otocol [ 1 ] Overview The BHT-Ir protocol is the communications procedure for the serial infrared link, which is used to transmit files between the BHT and a host (or between the BHTs). It adopts the response method using ACK/NAK codes. The BHT-Ir protocol can be used also for communications through the direct-connect interface[...]

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    139 Chapter 3. Communications Operations of the BHT [ 2 ] Control Characters The control characters are classified into two groups: transmission control characters and text control characters. (1) T ransmission control characters The transmission control characters listed below are used to compose transmission control sequences in phases 1 through [...]

  • Pagina 160

    140 (2) T ext control characters The text control characters are used to format transmission texts. In the BHT-Ir protocol, they include the following headers and a terminator. Symbol Value Meaning Function DLE SOH 1001h Start Of Heading Indicates the start of heading text (Phase 2). DLE STX 1002h Start of Text Indicates the start of data text (Pha[...]

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    141 Chapter 3. Communications Operations of the BHT S O H E T X C R C S T X E T X C R C S T X E T X C R C D L E D L E D L E D L E D L E D L E I D I D I D (2 bytes) (5 bytes) • • • • • • [ 3 ] Basic Format of T ransmission Messages Basically, the BHT transmits data as units of a file. First, it transmits a heading text which includes the[...]

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    142 123 4 000 0 0 0 11 7 23 4 56789 1 0 11 12 13 14 15 16 PR O G 1 . P D3 0 0 52 3 [ 4 ] T ext Format Text should be formatted according to the standard of the BHT-Ir protocol before transmission. Shown below are two types of the standard text formats for program files and data files. ■ Program Text Format (1) Heading text Program file name (12 b[...]

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    143 Chapter 3. Communications Operations of the BHT 123456789 1 01 11 21 31 41 51 61 71 81 92 02 1 MA S T E R . D A T 00592 n 00 54 6 2 22 T1 00 91 S1 2 3 9202141325 ■ Data Text Format (1) Heading text Every data field should be 1 to 254 digits in length. If it is less than 3 digits, the upper blank bytes will be filled with zeros (0). The number[...]

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    144[...]

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    145 Chapter 4. Error Messages This chapter lists the error messages which will appear on the LCD if some error occurs in the BHT-7500/7500S/7500W. Chapter 4 Err or Messages 4.1 System Errors ........................................................................................................ 146 4.2 Errors in System Mode ........................[...]

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    146 4.1 System Errors If some error occurs when the power is turned on or during program execution, one of the following error messages will appear on the LCD. Low battery indication—Level 1 ■ Problem When the power is turned on or off or during ex- ecution of program (System Mode or application), the battery output level has dropped below a sp[...]

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    147 Chapter 4. Error Messages (When the dry battery cartridge is loaded) (When the rechargeable battery cartridge is loaded) Low battery indication—Level 2 ■ Problem When the power is turned on or off or during ex- ecution of program (System Mode or application), the battery output level has lowered to the extent that the BHT can no longer oper[...]

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    148 System Program malfunction ■ Problem During execution of System Program, the System Program has attempted to write onto the write-pro- tected area of the memory. (xxxxxxxx: Error address) If this error occurs, the BHT beeps five times (for 0.1 second per beep). ■ Solution Unload and reload the battery cartridge, then turn on the power. ■ [...]

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    149 Chapter 4. Error Messages Execution program not selected ■ Problem No user program has been selected as an execu- tion program to be run when the power is turned on. If this error occurs, the BHT beeps five times (for 0.1 second per beep) and then turns itself off. ■ Solution Run System Mode and select an execution pro- gram in the SET SYST[...]

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    150 System down error ■ Problem An error has occurred during execution of System Program. If this error occurs, the BHT beeps five times (for 0.1 second per beep). ■ Solution Unload and reload the battery cartridge, then turn on the power. If this error occurs frequently, make a note of the message and codes on the LCD and contact your nearest [...]

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    151 Chapter 4. Error Messages 4.2 Err ors in System Mode If some error occurs during operation in System Mode, one of the following error messages will appear on the LCD. When selecting a program file or data file ■ Problem You attempted to execute a user program in the EXECUTE PROGRAM menu, but no user program files had been stored in the memory[...]

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    152 ■ Problem You have deleted all of the files stored in the memory in the DELETE FILE menu. ■ Solution Press the C key to return to the SYSTEM MENU screen. During downloading of a program file, data file, BHT system parameter file, or system message file ■ Problem The memory is insufficient for storing files to be downloaded. ■ Solution P[...]

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    153 Chapter 4. Error Messages ■ Problem The current download will exceed the maximum of 80 files in the memory. ■ Solution Press the 2 key to return to the SYSTEM MENU, then delete unnecessary files in the memory (or decrease the number of files to be downloaded if you attempted to download more than one file in the DOWNLOAD menu.) (Refer to Ch[...]

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    154 During uploading of a program file, data file, BHT system parameter file, or sys- tem message file ■ Problem The file you attempted to upload is damaged. ■ Solution To upload the damaged file as is, press the 1 key.   UPLOAD FILE   XXXXXXXX.XXX  File error!!   Upload? 1:Yes 2:No ■ Problem The memory is ins[...]

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    155 Chapter 4. Error Messages   UPLOAD FILE   XXXXXXXX.XXX  Communication error!!   Retry? 1:Yes 2:No ■ Problem Uploading has failed. ■ Solution To retry uploading, press the 1 key. To return to the SYSTEM MENU, press the 2 key. Check the interface port, communications param- eters, and communications protocol t[...]

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    156[...]

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    157 Chapter 5. Handling the CU-7000 (Option) Chapter 5 Handling the CU-7000 (Option) This chapter describes the handling procedure of the CU-7000, the interfacing with the host computer, and the charging of the rechargeable battery cartridge. 5.1 Functions of the CU-7000 ..............................................................................[...]

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    158 5.1 Functions of the CU-7000 The optical communications unit CU-7000 is available in two models: CU-7001 and CU- 7002. The CU-7001 has both of functions (1) and (2) given below, the CU-7002 has only function (1). (1) Data exchange function The CU-7001/CU-7002 exchanges data and programs between the BHT and the host computer. It interfaces with [...]

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    159 Chapter 5. Handling the CU-7000 (Option) 5.3 Applying Power to the CU-7000 Apply power to the CU-7000 by connecting it to the wall socket via the dedicated AC adapter according to the steps given below. Connect the outlet plug of the AC adapter to the power inlet connector of the CU-7000, then plug the other end of the AC adapter into the wall [...]

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    160 5.4 Communicating with the Host Computer 5.4.1 Setting the T ransmission Speed of the CU-7000 Set the transmission speed of the CU-7000 to the same value as that of the BHT and the host computer, by using the DIP switch provided on the bottom of the CU-7000. (1) Turn the CU-7000 upside down. (2) Remove the protection sheet of the DIP switch fro[...]

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    161 Chapter 5. Handling the CU-7000 (Option) 5.4.3 Interfacing with the Host Computer This section describes how to start communication with the host computer in System Mode. The same may apply when you use a user program. (1) Turn the host computer on. (2) Plug the AC adapter of the CU-7000 into the wall socket. (3) Make sure that the BHT is turne[...]

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    162 5.5 Charging the Rechargeable Bat- tery Cartridge (using the CU-7001) You may charge a rechargeable battery cartridge loaded in the BHT. Service Life of Rechargeable Battery Cartridge: Lithium-ion batteries used in the rechargeable battery cartridge will gradually deteriorate during the repeated cycles of charging and discharging due to its pro[...]

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    163 Chapter 5. Handling the CU-7000 (Option) Operator's Action Place the BHT on the CU-7001. ⇓ After approx. 4 hours ⇓ Remove the BHT. CU-7001 Status On standby ⇓ Normal charging ⇓ Charging completed ⇓ On standby Indicator LED on the BHT OFF ON (in red) ON (in green) OFF ■ Charging Operation and LED Indication[...]

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    164 5.6 RS-232C Interface Specifications [ 1 ] Interface Connector and Pin Assignment The CU-7000 has an RS-232C interface port (Dsub-25S). RS-232C interface port (Dsub-25S) on the CU-7000 Pin No. Signal Functions Signal Input/Output CU-7000 External device 1F G Frame ground — 2S D Send data → 3R D Receive data ← 4R S Request to send — 5C S[...]

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    165 Chapter 5. Handling the CU-7000 (Option) [ 2 ] Interface Cable Connection As illustrated below, connect the CU-7000 (on which the BHT is put) to a host computer with a cross-mode cable. To connect it to a modem, use a straight-mode cable. DTE and DCE In the RS-232C interface specifications, the DTEs (Data Terminal Equipment) shall be generally [...]

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    166[...]

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    167 Appendices Appendices Appendix A. Specifications .............................................................................................. 168 A.1 BHT -7500/7500S/7500W ................................................................................. 168 [ 1 ] Product Specifications .........................................................[...]

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    168 Appendix A. Specifications A.1 BHT -7500/7500S/7500W [ 1 ] Pr oduct Specifications Power Source Main power • Rechargeable lithium-ion battery cartridge (3.6 VDC) or • Dry battery cartridge (two alkaline manga- nese batteries LR6s) Dimensions 75 x 203 x 50 mm (W) x (L) x (H) (3.0 x 8.0 x 2.0 inches) Weight BHT-7500 Approx. 290 g (Approx. 10.[...]

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    169 Appendices Screen mode Font size Chars x Lines Dots (W x H) Single-byte Standard-size 26 x 20 6 x 8 ANK* mode Small-size 26 x 26 6 x 6 Two-byte 16-dot font Full-width 10 x 10 16 x 16 Kanji mode Half-width 20 x 10 8 x 16 16-dot font Full-width 5 x 10 32 x 16 (Double-width) Half-width 10 x 10 16 x 16 12-dot font Full-width 13 x 13 12 x 12 Half-wi[...]

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    170 (2) Optical Properties Required for Bar Code Labels White bars: Reflection intensity 45% min. Black bars: Reflection intensity 25% max. PCS value 0.45 min. [ 2 ] Bar Code Specifications (1) Available Bar Code Types Bar code type Bar dimensions Readable magnification Universal product codes EAN-13 EAN-8 UPC-A UPC-E EAN-13 with supplemental codes[...]

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    171 Appendices (3) Bar Code Label Size Recommended width: 10 mm min. (0.39 inch min.) Length: Depth of field (Distance from bar codes to the bar-code reading window) Length of labels (including margins) Length Minimum narrow bar width Depth of field (4) Thickness of Bars and Depth of Field 0.127 mm (5.00 mils) 40 to 80 mm (1.57 to 3.15 inches)* 1 0[...]

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    172 [ 3 ] Interface Specifications Optical Interface Synchronization: Start-stop Input signals: RD Output signals: SD Transmission speed: 115,200 bps max. Direct-connect Interface Synchronization: Start-stop Transmission speed: 115,200 bps max. Signal level: Conforms to the RS-232C interface Pin assignment: As shown below. SD RD GND Signal Input/Ou[...]

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    173 Appendices A.2 CU-7000 [ 1 ] Pr oduct Specifications Power Source - Europe 230 VAC, 16 VA - U.S. 120 VAC, 13 VA - Australia 10 to 18 VDC, 450 mA (on 12 VDC) Power Consumption 2 W Dimensions 112 x 148 x 84 mm (W) x (L) x (H) (4.41 x 5.83 x 3.31 inches) Weight CU-7001: Approx. 230 g (Approx. 8.11 oz.) CU-7002: Approx. 200 g (Approx. 7.06 oz.) Ope[...]

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    174 Signal Input/Output External device [ 3 ] Interface Specifications RS-232C Interface Port (Dsub-25S) on the CU-7000 25 13 14 1 1F G Frame ground — 2S D Send data → 3R D Receive data ← 4R S Request to send — 5C S Ready to send — 6D R Data set ready — 7S G Signal ground — 8C D Carrier detect — 20 ER Data terminal equipment ready ?[...]

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    175 Appendices ENQ S O H ACK ACK ACK ACK ACK EOT ACK E T X B C C S T X E T X B C C S T X E T X B C C S T X E T X B C C Establishment of Data Link (Phase 1) Heading text Data text n-1 Serial number Serial number Serial number Data text n Data text 1 Data Transmission (Phase 2) Release of Data Link (Phase 3) Receiving Station Sending Station Appendix[...]

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    176 ACK ENQ 3 seconds 3 seconds ENQ ENQ ENQ ACK Data transmission may accidentally involve various types of errors. The BHT-protocol is designed to recover from those errors as frequently as possible. What follows is the BHT-protocol for phases 1 through 3. Phase 1: Establishment of Data Link ■ Normal phase 1 The sending station transmits an ENQ [...]

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    177 Appendices ■ Abnormal termination of phase 1 (Abort of phase 1) If the sending station receives no ACK from the receiving station after sending an ENQ 10 times in succession, it sends an EOT to the receiving station after three seconds from the 10th ENQ to terminate the message transmission abnormally. 3 seconds 3 seconds 3 seconds ENQ(1) ENQ[...]

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    178 Phase 2: Data Transmission ■ Normal phase 2 The sending station first sends a transmission block containing the heading text. Each time the sending station receives an ACK from the receiving station, it sends a transmission block containing the data texts as shown below. Upon receipt of an ACK in response to the last transmission block (data [...]

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    179 Appendices NAK NAK NAK NAK NAK ACK ■ Phase 2 with NAK If the sending station receives a NAK from the receiving station in response to a transmission block containing text data m, it sends that transmission block again immediately as shown below. If the sending station receives an ACK before receiving a NAK 10 times in succes- sion, it continu[...]

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    180 EOT 3 seconds 3 seconds ENQ ENQ ACK ■ Phase 2 with EOT If the sending station receives an EOT anytime during phase 2, it shifts to phase 3 to terminate the message transmission abnormally. Even if phase 3 terminates normally, the transmission results in an abnormal end. Sending station Receiving station To phase 3. Occurrence of an error ■ [...]

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    181 Appendices EOT ACK 3 seconds 3 seconds ENQ (1) ENQ (2) EOT ENQ (9) 3 seconds ■ Abnormal termination of phase 2 (Abort of phase 2) If the sending station receives no ACK from the receiving station after sending an ENQ nine times in succession, it sends an EOT to the receiving station after 3 seconds from the 9th ENQ to terminate this transmiss[...]

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    182 EOT (1) EOT (2) EOT (3) 3 seconds 3 seconds EOT (10) 3 seconds or more ACK EOT EOT EOT 3 seconds 3 seconds ■ Phase 3 with iterated EOT transmission due to no response or invalid response If the sending station receives no response or any invalid response from the receiving station in response to an EOT sent, it iterates sending of an EOT at t[...]

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    183 Appendices [ 2 ] Aborting Data T ransmission Pressing the C key aborts data transmission. If the C key is pressed during downloading, the BHT transmits an EOT and aborts the file transmission. If it is pressed during uploading, the BHT transmits the current transmission block followed by EOT and then aborts the file transmission.[...]

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    184 S T X E T X B C C [ 3 ] BCC for Horizontal Parity Checking To check whether data has been transmitted accurately, the BHT supports horizontal parity checking for every transmission block. In horizontal parity checking, a horizontal parity byte so called BCC (Block Check Character) is suffixed to an ETX of every transmission bl[...]

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    185 Appendices B.2 BHT -Ir protocol [ 1 ] T ransmission Contr ol Sequences Shown below is a typical message transmission sequence supported by the BHT-Ir protocol. This sequence example does not include transmission errors or negative responses. S O H E T X C R C S T X E T X C R C S T X E T X C R?[...]

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    186 Data transmission may accidentally involve various types of errors. The BHT-Ir proto- col is designed to recover from those errors as frequently as possible. What follows is the BHT-Ir protocol for phases 1 through 3. Phase 1: Establishment of Data Link ■ Normal phase 1 The sending station transmits a sequence of DLE ENQ and IDm (sending stat[...]

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    187 Appendices ■ Abnormal termination of phase 1 (Abort of phase 1) If the sending station receives no sequence of DLE ACK and IDs from the receiving station after sending a sequence of DLE ENQ and IDm 60 times in succession, it sends a sequence of DLE EOT and IDm to the receiving station after 0.5 second from the 60th sequence of DLE ENQ and IDm[...]

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    188 Phase 2: Data Transmission ■ Normal phase 2 The sending station first sends a transmission block containing the heading text. Each time the sending station receives a sequence of DLE ACK and IDs from the receiving station, it sends a transmission block containing the data texts as shown below. Upon receipt of a sequence of DLE ACK and IDs in [...]

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    189 Appendices ■ Phase 2 with suspension of data reception for erasure of the flash memory If the receiving BHT requires the flash memory to be erased for receiving downloaded files, it sends a sequence of WACK and IDs to the sending station to suspend the data transmission. Upon receipt of the sequence of WACK and IDs, the sending station stops [...]

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    190 ■ Phase 2 with a sequence of DLE NAK and IDs If the sending station receives a sequence of DLE NAK and IDs from the receiving station in response to a transmission block containing text data m, it sends that transmission block again immediately as shown below. If the sending station receives a sequence of DLE ACK and IDs before receiving the [...]

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    191 Appendices ■ Phase 2 with a sequence of DLE EOT and IDs If the sending station receives a sequence of DLE EOT and IDs anytime during phase 2, it shifts to phase 3 to terminate the message transmission abnormally. Even if phase 3 terminates normally, the transmission results in an abnormal end. Sending station Receiving station To phase 3. DLE[...]

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    192 ■ Abnormal termination of phase 2 (Abort of phase 2) If the sending station receives no sequence of DLE ACK and IDs from the receiving station after sending a sequence of DLE ENQ and IDs 59 times in succession, it sends a sequence of DLE EOT and IDs to the receiving station after 0.5 second from the 59th sequence of DLE ENQ and IDs and then a[...]

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    193 Appendices ■ Phase 3 with iterated transmission of DLE EOT and IDs due to no re- sponse or invalid response If the sending station receives no response or any invalid response from the receiving station in response to the sent sequence of DLE EOT and IDs, it iterates sending of the sequence at 0.5-second intervals up to 60 times. If the sendi[...]

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    194 ■ Phase 3 with timeout at the receiving station If the receiving station receives no subsequent text or normal sequence of DLE EOT and IDs within 30 seconds after sending a sequence of DLE ACK and IDs, it sends a sequence of DLE EOT and IDs and aborts the transmission abnormally. Sending station Data text #n DLE ACK and IDs DLE EOT and IDs Ab[...]

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    195 Appendices [ 3 ] CRC To check whether data has been transmitted accurately, the BHT-Ir protocol supports CRC (Cyclic Redundancy Check) which employs the CRC-16 generating system. In CRC, a CRC character is suffixed to a sequence of DLE ETX of every transmission block. Operands for CRC-16 The CRC generates CRC-16 from all bytes of a transmission[...]

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    196 Appendix C. A T ypical Basic Operation What follows is a typical basic operation which helps you instruct the hands-on user in practical bar-code reading operation. Application type: Inventory Operation: Power ON → Read the bar code on stock (A). → Key in the quantity. Read the bar code on stock (B). → Key in the quantity. Repeat the abov[...]

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    Bar Code Handy T erminal BHT -7500/7500S/7500W User's Manual First Edition, JUNE 2002 DENSO WAVE INCORPORATED The purpose of this manual is to provide accurate information in the handling and operating of the BHT-7500/7500S/7500W. Please feel free to send your comments regarding any errors or omissions you may have found, or any suggestions yo[...]