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Tektronix SDA601 manuale d’uso - BKManuals

Tektronix SDA601 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 Tektronix SDA601. 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 Tektronix SDA601 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 Tektronix SDA601 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 Tektronix SDA601 dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Tektronix SDA601
- nome del fabbricante e anno di fabbricazione Tektronix SDA601
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Tektronix SDA601
- 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 Tektronix SDA601 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 Tektronix SDA601 e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Tektronix 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 Tektronix SDA601, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Tektronix SDA601, 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 Tektronix SDA601. 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 Manual SDA 601 Serial Digital Analyzer 070-8913-03[...]

  • Pagina 2

    Copyright E T ektronix, Inc., 1994. All rights reserved. Printed in U.S.A. T ektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supersedes that in all previously pub- lished material. Specifications and price change privileges reserved. The following are registered trademarks: TEKTRONIX an[...]

  • Pagina 3

    W arranty T ektronix warrants that the SDA 601 Serial Digital Analyzer will be free from defects in materials and workmanship for a period of one (1) year from the date of shipment. If any such product proves defective during this warranty period, T ektronix, at its option, either will repair the defective product without charge for parts and labor[...]

  • Pagina 4

    [...]

  • Pagina 5

    EC Declaration of Conformity We T ektronix Holland N.V . Marktweg 73A 8444 AB Heerenveen The Netherlands declare under sole responsibility that the SDA 601 Handheld Serial Digital Analyzer meets the intent of Directive 89/336/EEC for Electromagnetic Compatibility . Compliance was demonstrated to the following specifications as listed in the Officia[...]

  • Pagina 6

    [...]

  • Pagina 7

    SDA 601 Serial Digital Analyzer User Manual i T able of Contents Getting Started 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Supplying Power 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Connecting the SDA 601 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SERIAL INPUT 4 . .[...]

  • Pagina 8

    Contents ii SDA 601 Serial Digital Analyzer User Manual Refer ence 27 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SDA 601 Menus 27 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Menu Conventions 27 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W atch Menu (groups ena[...]

  • Pagina 9

    Contents SDA 601 Serial Digital Analyzer User Manual iii List of Figures Figure 1: Opening the Battery Compartment 2 . . . . . . . . . . . . Figure 2: Connecting the SDA 601 4 . . . . . . . . . . . . . . . . . . . . . Figure 3: A Printed Analysis Report 6 . . . . . . . . . . . . . . . . . . . Figure 4: The Default W atching OSD 8 . . . . . . . . . [...]

  • Pagina 10

    Contents iv SDA 601 Serial Digital Analyzer User Manual[...]

  • Pagina 11

    SDA 601 Serial Digital Analyzer User Manual v General Safety Summary Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it. T o avoid potential hazards, use this product only as specified. Only qualified personnel should perform service pr ocedur es. T o A void Fire or Personal In[...]

  • Pagina 12

    General Safety Summary vi SDA 601 Serial Digital Analyzer User Manual Safety T erms and Symbols T erms in This Manual. These terms may appear in this manual: W ARNING. W arning statements identify conditions or practices that could r esult in injury or loss of life. CAUTION. Caution statements identify conditions or practices that could r esult in [...]

  • Pagina 13

    SDA 601 Serial Digital Analyzer User Manual 1 Getting Started Please read the following statements before using your new SDA 601 Serial Digital Analyzer . See the rest of this section for tips on supply- ing power , making preliminary settings, and connecting the instru- ment. W ARNING. Install or r eplace batteries only with the instrument switche[...]

  • Pagina 14

    Getting Started 2 SDA 601 Serial Digital Analyzer User Manual Supplying Power The SDA 601 is DC powered. Y ou may power it with the standard AC adapter , the optional 9.6 V NiCad battery pack, eight standard AA batteries, or a “BP” type battery pack with the correct voltage and po- larity . The external DC power connector is on the left side of[...]

  • Pagina 15

    Getting Started SDA 601 Serial Digital Analyzer User Manual 3 is switched off . It can take up to 16 hours to fully charge the bat- tery pack. Note that char ging will occur only if the adapter sup- plies at least 12 V ; make sur e that the adapter you use is appr opriate for the local AC supply . H AA batteries are not included with the instrument[...]

  • Pagina 16

    Getting Started 4 SDA 601 Serial Digital Analyzer User Manual Connecting the SDA 601 Figure 2: Connecting the SDA 601 Connect the instrument as shown in Figure 2. The OPTION connector is reserved for later versions of the instrument. Note that the SDA 601 has many capabilities and features, and you may wish to gain familiar- ity with it by first co[...]

  • Pagina 17

    Getting Started SDA 601 Serial Digital Analyzer User Manual 5 H W ith Pulse Cross enabled (see page 24), lets you “see” the con- tents of the vertical and horizontal interval portions of the serial video signal. H Can include Cursor cross hairs for convenient positioning of the Cursors (see page 22). H When Highlighting (see page 23) is turned [...]

  • Pagina 18

    Getting Started 6 SDA 601 Serial Digital Analyzer User Manual Figure 3: A Printed Analysis Report The RS-232 interface is also designed to support in-field upgrade of the operating software. Information regarding any such upgrades will be available from your T ektronix representative or field office.[...]

  • Pagina 19

    Getting Started SDA 601 Serial Digital Analyzer User Manual 7 Keypad and Display Conventions Please see the Instruction card (p/n 070-8912-00) supplied with your SDA 601 for a “tour” of the keypad and an explanation of the display symbols. For your convenience, the following panels are taken from the card.[...]

  • Pagina 20

    Getting Started 8 SDA 601 Serial Digital Analyzer User Manual The On-screen Display (OSD) The OSD is a 12 line, 24 column display containing results from an SDA 601 Analyze or W atch session. It can be superimposed on the AUX output and viewed on an attached video monitor . T oggle the OSD On/Of f with the Insert On/Off key . The default OSD will r[...]

  • Pagina 21

    Getting Started SDA 601 Serial Digital Analyzer User Manual 9 H Similar reversed “S” and “SL” icons (not shown) will appear when SDA 601 keypad is shifted and shift locked. H The down arrow in the lower right indicates that the B key may be used to reveal another page. An up arrow will appear if the Y key may be used. The Analyze OSD is sim[...]

  • Pagina 22

    Getting Started 10 SDA 601 Serial Digital Analyzer User Manual Enter the time in 24 hour format; that is, if the present time is 4:15 pm, enter 16:15. 3. When the correct date and time is shown on the display , press En- ter . If all values are valid, the instrument will respond with the message “T ime Accepted.” If you have made an error and e[...]

  • Pagina 23

    Getting Started SDA 601 Serial Digital Analyzer User Manual 11 2. Disable/enable Auto Power Off by pressing either A or " . Press Enter to confirm the choice. Enabled Auto Power Down is indi- cated by a “rotating line” symbol on the second line of the instru- ment display , and in the lower -left corner of the OSD. 3. Use the Y and B keys [...]

  • Pagina 24

    Getting Started 12 SDA 601 Serial Digital Analyzer User Manual[...]

  • Pagina 25

    SDA 601 Serial Digital Analyzer User Manual 13 Operating Basics NOTE . For mor e information on Serial Digital V ideo Systems r equest T ektr onix publication 25W -7203-1 “A Guide to Digital T elevision System and Measur ements” fr om your near est T ektr onix r epr esenta- tiveor field office. T o begin using the instrument as quickly as possi[...]

  • Pagina 26

    Operating Basics 14 SDA 601 Serial Digital Analyzer User Manual H Analyze one second of the incoming signal and read the results on the instrument display or an attached video monitor (page 14). Y ou may also print the results on an attached ASCII, serial printer (page 15). H W atch the input signal, paying attention to selected signal char- acteri[...]

  • Pagina 27

    Operating Basics SDA 601 Serial Digital Analyzer User Manual 15 V ideo In/Out of range EDH flag set/not set Line/field length (OK/incorrect) Performing an Analysis — T o analyze a signal, simply press Ana- lyze . The SDA 601 will observe the incoming signal for one second, analyze the data, and write the results to a “condition review list” a[...]

  • Pagina 28

    Operating Basics 16 SDA 601 Serial Digital Analyzer User Manual Audio and Stuck Bits explained — Audio content and stuck bits are reported on the LCD and Printer output in the same format as in the OSD, shown in Figure 6: The “Audio:” result line has room to display the status of all 16 audio channels that can be embedded in digital video. Th[...]

  • Pagina 29

    Operating Basics SDA 601 Serial Digital Analyzer User Manual 17 V ideo format EDH packet found/missing Line standard (625 or 525) Audio present/missing V ideo present or missing Stuck bits (if any) Bits in active picture (8 or 10) Other ANC (if any) The twelve remaining conditions are organized into the four W atch groups: Data V alue Group: CRC Ch[...]

  • Pagina 30

    Operating Basics 18 SDA 601 Serial Digital Analyzer User Manual or not alarms are enabled through the Alarm menu); and the “E” icon will appear when an error is detected. Figure 7: The SDA 601 “W atching” Display 4. Review the condition list on the SDA 601 LCD by pressing the B key until you reach the END OF LIST message. Use Y to scroll ba[...]

  • Pagina 31

    Operating Basics SDA 601 Serial Digital Analyzer User Manual 19 Figure 8: W atch Errors Reported on the OSD Interpr eting error r eports — The SDA 601 reports errors in many W atch conditions to the review list on an “error second” basis, as shown in Figure 8. In this illustration, the FFCRC and the APCRC changed at least once, giving one err[...]

  • Pagina 32

    Operating Basics 20 SDA 601 Serial Digital Analyzer User Manual however , there may be fewer than one alarm per error condi- tion. h Short Beep — One second duration; otherwise similar to the Long Beep. h Beep “T ick” — A very short beep, almost a tick; useful when there are many alarm conditions, when they occur in “bursts,” or for aud[...]

  • Pagina 33

    Operating Basics SDA 601 Serial Digital Analyzer User Manual 21 FF CRC change AP EDH error FF EDH error Flag Set Conditions that will trigger an alarm only if they are configured to do so through the Item W atch menu are: Line Std Detect (if “Alarm if 525” or “Alarm if 625” is selected) AP Bits (8/10) (if “Alrm if 8 bits” or “Alrm if [...]

  • Pagina 34

    Operating Basics 22 SDA 601 Serial Digital Analyzer User Manual The signal level display may be toggled On/Off through the Display Select key/menu (see page 31). Cursor The SDA 601 “cursor” may be used to pinpoint a single word in the digital video frame and discover the actual value of the selected word and the three that follow . The location[...]

  • Pagina 35

    Operating Basics SDA 601 Serial Digital Analyzer User Manual 23 The second line contains the address or coordinates of the selected word. In the example, the selected word is number 1712 of line 4 in field 1. The cursor movement icon is present on the second line when you can use the arrow keys to position the cursor . Use the B (Cursor) key to tog[...]

  • Pagina 36

    Operating Basics 24 SDA 601 Serial Digital Analyzer User Manual 3. The first I/O menu item is Highlighting. Use the A or " key to select “Display ,” then press Enter to confirm the choice. 4. While still in the I/O menu, press the B key once to scroll down to the “Dim V ideo” item. 5. T oggle Dim V ideo to On with a horizontal arrow ke[...]

  • Pagina 37

    Operating Basics SDA 601 Serial Digital Analyzer User Manual 25 4. Press Enter to select the new option. 5. Press any rectangular key to exit the I/O menu. Presets The configuration of the SDA 601 at any given time may be saved as a Preset for later recall. Three different configurations can be saved. Using presets, you can easily change between co[...]

  • Pagina 38

    26 SDA 601 Serial Digital Analyzer User Manual[...]

  • Pagina 39

    SDA 601 Serial Digital Analyzer User Manual 27 Reference SDA 601 Menus The instrument menus are explained here, and listed on the following pages. W atch Menu (groups enabled) 29 . . . . . . . . . . . . . . . . . . . . W atch Menu (items enabled) 29 . . . . . . . . . . . . . . . . . . . . . Alarm Menu 30 . . . . . . . . . . . . . . . . . . . . . . [...]

  • Pagina 40

    Reference 28 SDA 601 Serial Digital Analyzer User Manual Figure 12: The OSD Setups/Horizontal Position Item Number Entry: In many cases, numbers may be entered directly from the keypad. In the “Horiz Position” item, for example, you can enter the desired location with the number keys 0 through 9—see the following illustration—without first [...]

  • Pagina 41

    Reference SDA 601 Serial Digital Analyzer User Manual 29 W atch Menu (groups enabled) Enter the W atch menu by pressing Shift , then W atch . Configure the menu for Group or Item selection through the Utility menu; see page 33. See page 17 for a list of the items in each group. (1) Data V alue Grp Off <> Watch (2) Format Group Off <> Wa[...]

  • Pagina 42

    Reference 30 SDA 601 Serial Digital Analyzer User Manual (1 1) EA V/SA V/TRS err Off <> Watch (12) ANC Format Erro Off <> Watch (13) Zero Length ANC Off <> W atch (14) AP CRC change Off <> Watch (15) FF CRC change Off <> Watch (16) AP CRC Not ∅ Off <> Watch <> Alarm Not ∅ 5 (17) AP EDH error Off <>[...]

  • Pagina 43

    Reference SDA 601 Serial Digital Analyzer User Manual 31 I/O Menu Enter the I/O menu by pressing Shift , then Insert On/Off . (1) Highlighting No Display <> Display (2) Dim Video Off <> On (3) Video Cursor No Display <> Display (4) Pulse Cross Normal <> HCross <> VCross <> Both (5) AUX Pixmon Y <> Pixmon R?[...]

  • Pagina 44

    Reference 32 SDA 601 Serial Digital Analyzer User Manual symbol); see the SDA 601 Service manual (T ektronix p/n 070-8914-0x) for instructions on their use. (1) OSD Setups... Press Enter (a) OSD On/Off 11 On <> Off (b) Horiz Position 0 <> MAX=31 [default = 5] (c) V ert Position MIN = 0 <> MAX = 31 [default = 1 1] (d) Set char Size[...]

  • Pagina 45

    Reference SDA 601 Serial Digital Analyzer User Manual 33 (c) Previous Menu Press Enter (4) W atch Menu T ype Group Select <> Item Select (5) LCD Contrst Adj MIN = 020 <> MAX = 80 [default = 80] (6) Set Time Press Enter (7) Diagnostics... Press Enter (a) Show SW/FW V ers Press Enter (b) Power Manage .. Press Enter 1) Battery T ype Rechar[...]

  • Pagina 46

    Reference 34 SDA 601 Serial Digital Analyzer User Manual 3) Read TIC Memory <> 0 * 4) Factory Reset 15 Press Enter 5) Previous Menu Press Enter (e) Flash Diags.. ✝ Press Enter 1) Checksum Memory Press Enter 2) Read Byte 10000 Press Enter 3) Writ Byte 10000 MIN = 0 <> MAX = 255 4) Erase Sec 10000 Press Enter 5) Read SLM Cals Press Ente[...]

  • Pagina 47

    Reference SDA 601 Serial Digital Analyzer User Manual 35 (i) Previous Menu Press Enter The AUX Output The analog signal present at the SDA 601 AUX output is derived from the Serial V ideo input. It is a single channel, 5-bit decoded and unfiltered, suitable for identifying the input and displaying the cursor cross hairs, Highlighting, and OSD. The [...]

  • Pagina 48

    Reference 36 SDA 601 Serial Digital Analyzer User Manual The connector pinout has been chosen to interface directly with an IBM PC/A T 9-pin serial port using a straight-through cable. A simple ribbon cable may be adequate. For logging errors and printing reports, a “null-modem” cable may be required, depending on the pinout of the printer conn[...]

  • Pagina 49

    Reference SDA 601 Serial Digital Analyzer User Manual 37 H EA V/SA V mis-format — derived by decoding the EA V/SA V protection bits for errors. H EA V/SA V incorr ect placement — which may be the result of a receiver momentarily losing clock sync to the received signal, and thereby adding or dropping a data bit. This may also result from a bit [...]

  • Pagina 50

    Reference 38 SDA 601 Serial Digital Analyzer User Manual Using the CRC Change W atch Group The three items in the CRC change W atch group—ØAPCRC, FFCRC Changed, and APCRC Changed—are designed to facilitate the testing of equipment or signals that don’t have EDH encoding. ØAPCRC — If you are testing equipment that won’t pass the verti- c[...]

  • Pagina 51

    Reference SDA 601 Serial Digital Analyzer User Manual 39 coded signals are not available. This check requires a fixed (un- changing) video signal. The SDA 601 calculates the Full Field CRC (FFCRC) that is used for EDH error checking. Then, for this check, the SDA 601 compares the calculated CRC in each field to the CRC calculated for the same field[...]

  • Pagina 52

    40 SDA 601 Serial Digital Analyzer User Manual[...]

  • Pagina 53

    SDA 601 Serial Digital Analyzer User Manual 41 Appendix A: Characteristics The information in this section is included for the convenience of the SDA 601 operator . For a full list of instrument specifications, as well as performance verification and adjustment procedures, please see the SDA 601 Service Manual (T ektronix p/n 070-8914- XX ). NOTE .[...]

  • Pagina 54

    Appendix A: Characteristics 42 SDA 601 Serial Digital Analyzer User Manual Specification T ables T able 2: Serial Digital Video Input Characteristic Performance Requirements Supplemental Information Format CCIR 601 Component 525/625, 10 bits data, Scrambled NRZI; 270 Mb/s. Complies with SMPTE 259M and CCIR 656. Input Impedance 75 Ω Input Level 80[...]

  • Pagina 55

    Appendix A: Characteristics SDA 601 Serial Digital Analyzer User Manual 43 T able 4: Signal Level Meter Characteristic Information Resolution 2 dB @ 135 MHz T able 5: Physical Characteristics Characteristic Information Height 5.6 cm (2.2 in) Width 9.1 cm (3.6 in) Depth 19.1 cm (7.5 in) Net Weight SDA 601 SDA with battery pack 0.48 kg (1.06 lb) 0.68[...]

  • Pagina 56

    44 SDA 601 Serial Digital Analyzer User Manual[...]

  • Pagina 57

    SDA 601 Serial Digital Analyzer User Manual 45 Appendix B: Replaceable Parts The following replaceable parts for the SDA 601 are available through your local T ektronix, Inc. field office or representative. It is important when ordering parts to include the following informa- tion in your order: Part number; instrument type and number; instru- ment[...]

  • Pagina 58

    46 SDA 601 Serial Digital Analyzer User Manual[...]

  • Pagina 59

    SDA 601 Serial Digital Analyzer User Manual 47 Appendix C: User Service Battery Hints For optimal battery life and capacity , use the rechargeable NiCad battery pack (T ektronix p/n 1 19-4488-00) in full charge/dischar ge cycles. In other words, fully discharge the battery pack before re- char ging, and then char ge the battery pack until fully cha[...]

  • Pagina 60

    Appendix C: User Service 48 SDA 601 Serial Digital Analyzer User Manual Low-battery shut down can happen with little or no warning if, for instance, the instrument has been left on by mistake with Auto Power Down disabled. In such cases, the SDA 601 is likely to shut itself down almost immediately the next time you switch it on. If this happens: h [...]

  • Pagina 61

    Appendix C: User Service SDA 601 Serial Digital Analyzer User Manual 49 using the optional battery pack, take the time to identify both con- tacts and install the pack properly . Replacing the T ouch Memory/Timer Module The T ouch Memory/T imer module has an internal Lithium battery . Eventually , this module will need replacement. Please refer thi[...]

  • Pagina 62

    50 SDA 601 Serial Digital Analyzer User Manual[...]

  • Pagina 63

    SDA 601 Serial Digital Analyzer User Manual 51 Glossary ØAPCRC (zer o active pictur e CRC) A CRC created by an encoding process in which the last five active video words in the last full line of active video are altered so that the active picture CRC is exactly zero. 4:2:2 A commonly used term for a component digital video format. The details of t[...]

  • Pagina 64

    Glossary 52 SDA 601 Serial Digital Analyzer User Manual APCRC (active picture CRC) A CRC derived from the samples in the active picture only . Described in SMPTE RP 165. AUX In the SDA 601, the auxiliary output. The AUX output can be configured as analog “pseudo-video” (unfiltered DAC output) or as the trigger pulse. bit serial Bit-wise transmi[...]

  • Pagina 65

    Glossary SDA 601 Serial Digital Analyzer User Manual 53 coding Representing each level of a video signal as a number , usually in binary form. component analog The unencoded output of a camera, videotape recorder , etc., consisting of three primary color signals: red, green, and blue (RGB) that together convey all necessary picture information. In [...]

  • Pagina 66

    Glossary 54 SDA 601 Serial Digital Analyzer User Manual data value group An SDA 601 W atch group that contains: G Illegal (data word) values G V ideo samples in/out of range The data word values are monitored; illegal values and out of range samples are reported on an “error second” basis. D1 A component digital video recording format that uses[...]

  • Pagina 67

    Glossary SDA 601 Serial Digital Analyzer User Manual 55 EDH flag A digital “marker” inserted in the data stream to feed forward information regarding detected errors. EDH flags are set by many input/output devices to help identify faulty equipment in the signal path. The flags defined in RP-165 are: error detected here; error detected already; [...]

  • Pagina 68

    Glossary 56 SDA 601 Serial Digital Analyzer User Manual The four characteristics are monitored. Errors in line/field length, TRS, or ANC format are reported on an error second basis; Zero- length ANC is considered an error , and error seconds are also reported. gr oup See W atch Group. highlighting An SDA 601 operating mode in which pixels in the A[...]

  • Pagina 69

    Glossary SDA 601 Serial Digital Analyzer User Manual 57 values, and filter characteristics for both Y , B–Y , R–Y and RGB component digital television. LSB Least significant bit. MSB Most significant bit. multiplexer (mux) Device for combining two or more electrical signals into a single, composite signal. NRZ Non return to zero. A coding schem[...]

  • Pagina 70

    Glossary 58 SDA 601 Serial Digital Analyzer User Manual in serial video monitors. The original four -word timing reference signals (TRS, which include EA V and SA V) are replaced with legal video samples, and analog H and V syncs inserted in the original active picture region. Rec. 601 See CCIR-601. reclocking The process of clocking the data with [...]

  • Pagina 71

    Glossary SDA 601 Serial Digital Analyzer User Manual 59 SMPTE 125M Recommended practice for bit parallel digital interface for component video signals. SMPTE 125M defines the parameters required to generate and distribute component video signals on a parallel interface. SMPTE RP-165 Recommended practice for “Error detection checkwords and status [...]

  • Pagina 72

    Glossary 60 SDA 601 Serial Digital Analyzer User Manual are the primary means of monitoring the integrity of the transport layer . TRS T iming reference signals in digital video systems (four words long). Defined, for component systems, in SMPTE 125M. truncation Process by which digital signals are converted to lower resolution. The least significa[...]

  • Pagina 73

    Manual Change Information At T ektronix, we continually strive to keep up with the latest electronic developments by adding circuit and component improvements to our instruments as soon as they are developed and tested. Sometimes, due to printing and shipping requirements, we can’t get these changes immediately into printed manuals. Hence, your m[...]

  • Pagina 74

    [...]

  • Pagina 75

    10/13/94 MANUAL CHANGE INFORMA TION Date: Change Reference: Product: Manual P/N: Effective S/N: M81605 Page 1 of 4 SDA 601 Users 070–8913–01 B020000 T ext Changes OPERA TING BASICS Displaying the Signal Level, Page 20 CHANGE the last sentence preceding the Cursor discussion T O READ: After selecting another operating mode, the Signal Level disp[...]

  • Pagina 76

    Date: Change Reference: 10/13/94 M81605 Page 2 of 4 The first line of the cursor data display contains the hexadecimal values of the selected word and the three that follow it. V alues typi- cal for the SA V timing and reference signal are shown in Figure 10. The video “type” of the selected word is indicated by the sample ID: B = C B color dif[...]

  • Pagina 77

    Date: Change Reference: 10/13/94 M81605 Page 3 of 4 6. The default OSD will obscure any highlighting in the portion of the picture that it occupies. Therefore, if the OSD is on, toggle it off with the Insert On/Off key . Pulse Cross, Page 22 , CHANGE the Pulse Cross discussion T O READ: Pulse Cross Pulse Cross is an SDA 601 AUX output mode that all[...]

  • Pagina 78

    Date: Change Reference: 10/13/94 M81605 Page 4 of 4 REFERENCE I/O Menu, Page 29 , CHANGE the I/O Menu T O READ: I/O Menu Enter the I/O menu by pressing Shift , then Insert On/Off . (1) Highlighting Off <> On <> On, Dim Video (2) Video Cursor No Display <> Display (3) Pulse Cross Normal <> HCross <> VCross <> Both[...]