IBM 2251 manual

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Bom manual de uso

As regras impõem ao revendedor a obrigação de fornecer ao comprador o manual com o produto IBM 2251. A falta de manual ou informações incorretas fornecidas ao consumidor são a base de uma queixa por não conformidade do produto com o contrato. De acordo com a lei, pode anexar o manual em uma outra forma de que em papel, o que é frequentemente utilizado, anexando uma forma gráfica ou manual electrónicoIBM 2251 vídeos instrutivos para os usuários. A condição é uma forma legível e compreensível.

O que é a instrução?

A palavra vem do latim "Instructio" ou instruir. Portanto, no manual IBM 2251 você pode encontrar uma descrição das fases do processo. O objetivo do manual é instruir, facilitar o arranque, a utilização do equipamento ou a execução de determinadas tarefas. O manual é uma coleção de informações sobre o objeto / serviço, um guia.

Infelizmente, pequenos usuários tomam o tempo para ler o manual IBM 2251, e um bom manual não só permite conhecer uma série de funcionalidades adicionais do dispositivo, mas evita a formação da maioria das falhas.

Então, o que deve conter o manual perfeito?

Primeiro, o manual IBM 2251 deve conte:
- dados técnicos do dispositivo IBM 2251
- nome do fabricante e ano de fabricação do dispositivo IBM 2251
- instruções de utilização, regulação e manutenção do dispositivo IBM 2251
- sinais de segurança e certificados que comprovam a conformidade com as normas pertinentes

Por que você não ler manuais?

Normalmente, isso é devido à falta de tempo e à certeza quanto à funcionalidade específica do dispositivo adquirido. Infelizmente, a mesma ligação e o arranque IBM 2251 não são suficientes. O manual contém uma série de orientações sobre funcionalidades específicas, a segurança, os métodos de manutenção (mesmo sobre produtos que devem ser usados), possíveis defeitos IBM 2251 e formas de resolver problemas comuns durante o uso. No final, no manual podemos encontrar as coordenadas do serviço IBM na ausência da eficácia das soluções propostas. Atualmente, muito apreciados são manuais na forma de animações interessantes e vídeos de instrução que de uma forma melhor do que o o folheto falam ao usuário. Este tipo de manual é a chance que o usuário percorrer todo o vídeo instrutivo, sem ignorar especificações e descrições técnicas complicadas IBM 2251, como para a versão papel.

Por que ler manuais?

Primeiro de tudo, contem a resposta sobre a construção, as possibilidades do dispositivo IBM 2251, uso dos acessórios individuais e uma gama de informações para desfrutar plenamente todos os recursos e facilidades.

Após a compra bem sucedida de um equipamento / dispositivo, é bom ter um momento para se familiarizar com cada parte do manual IBM 2251. Atualmente, são cuidadosamente preparados e traduzidos para sejam não só compreensíveis para os usuários, mas para cumprir a sua função básica de informação

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  • Página 1

    IB M NetV ist a Hard w ar e M a i nte na n c e Man ua l A 4 0 T y p e 683 0 / 683 1 A40i T yp e 2 2 5 1 [...]

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    [...]

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    IB M NetV ist a Hard w ar e M a i nte na n c e Man ua l A 4 0 T y p e 683 0 / 683 1 A40i T yp e 2 2 5 1 [...]

  • Página 4

    Note : Before using this information and the pr oduct it supports, be sure to r ead the general information under “Notices” on page 141. Second Edition (November 2000) The following paragraph does not apply to the United Kingdom or any country where such pr ovisions are inconsistent with local law: INTERNA TIONAL BUSINESS MACHINES CORPORA TION [...]

  • Página 5

    About this manual This manual contains service and refer ence information for the IBM « NetV ista TM Series computer type 2251/6830/6831. This manual is divided into product service sections (by machine chassis) and a related service section, as follows: v The product service sections include pr ocedures for isolating pr oblems to a FRU, a Symptom[...]

  • Página 6

    Leia todas as instru çõ es de cuidado e perigo antes de executar qualquer opera çã o. Lea atentamente todas las declaraciones de precauci ó n y peligr o ante de llevar a cabo cualquier operaci ó n. iv Hardwar e Maintenance Manual[...]

  • Página 7

    Contents About this manual .......... i i i Important Safety Information ........ i i i Chapter 1. General Checkout ...... 1 Chapter 2. General Information ..... 3 F e a t u r e s ................ 3 Specifications .............. 5 Chapter 3. Diagnostics ........ 7 Setup Utility program ........... 8 Product Recovery Pr ogram menu ....... 9 Diagnost[...]

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    Chapter 9. Related Service Information ............ 1 0 3 Safety notices (multi-lingual translations) .... 1 0 3 Safety Information ............ 1 2 8 General Safety ............ 1 2 8 Grounding r equirements ........ 1 2 8 Electrical safety ............ 1 2 8 Handling electrostatic dischar ge-sensitive devices .............. 1 3 0 Safety inspectio[...]

  • Página 9

    Chapter 1. General Checkout This general checkout procedur e is for type 2251/6830/6831 computers. Attention: The drives in the computer you are servicing might have been r earranged or the drive startup sequence changed. Be extremely car eful during write operations such as copying, saving or formatting. Data or programs can be overwritten if you [...]

  • Página 10

    If NO, continue to 002 . If YES, pr oceed to 003 . 002 If the Power Management feature is enabled, do the following: 1. Start the Configuration/Setup Utility program (see “ Setup Utility pr ogram ” on page 8) 2. Select Power Management from the Configuration/Setup Utility pr ogram menu. 3. Select APM . 4. Be sure APM BIOS Mode[...]

  • Página 11

    Chapter 2. General Information Features The NetV ista type 2251/6830/6831 computers are available i n4x4 (thr ee I/O adapter slots, plus one AGP slot, and four drive bays). Not all models come with all features summarized her e. Microprocessor Intel « Pentium ¬ III micropr ocessor with 256 KB of internal L2 cache memory Memory v Support for dual [...]

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    v Standard mouse port v Standard keyboar d port v 15-pin monitor port v Three audio connectors (line/headphone out, line in, and micr ophone) v Joystick/MIDI connectors (some models) Expansion v Drive bays: 4 v PCI expansion slots: 3 v One AGP expansion slot Power v 155 W power supply with manual voltage selection switch v Automatic 50/60 Hz input [...]

  • Página 13

    Specifications Dimensions Height: 425 mm (16.7 in.) W idth: 140 mm (5.5 in.) Depth: 425 mm (16.7 in.) W eight Minimum configuration as shipped: 9.4 kg (20 lb) Maximum configuration: 1 1.3 kg (25.0 lb) Environment Air temperature: System on: 10 ° to 35 ° C( 5 0 ° to 95 ° F) System off: 10 ° to 43 ° C( 5 0 ° to 1 10 ° F) Maximum altitude: 213[...]

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    6 Hardwar e Maintenance Manual[...]

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    Chapter 3. Diagnostics Setup Utility program ........... 8 Product Recovery Pr ogram menu ....... 9 Diagnostics .............. 1 0 Diagnostics download .......... 1 0 Navigating through the diagnostic pr ograms . . 10 Running diagnostic tests ......... 1 0 T est selection ............. 1 0 Module test menu/hardwar e configuration report 1 1 Memory [...]

  • Página 16

    Setup Utility program Attention: A customized setup configuration (other than default settings) might exist on the computer you are servicing. Running the Setup Utility pr ogram might alter those settings. Note the current configuration settings and verify that the settings ar e in place when service is complete. The Setup Utility (configuration) p[...]

  • Página 17

    Product Recovery Program menu T ype 2251/6830/6831 machines have recovery and diagnostics pr ograms on a separate hard drive partition. The Diagnostics diskette is not shipped with the machine or the HMM. T o download the diagnostics program, see “ Diagnostics download ” on page 10. At startup, after the machine tests the SIMM/DIMM memory (if P[...]

  • Página 18

    Diagnostics The diagnostic programs use a full range of diagnostic utilities to determine the operating condition of the computer ’ s hardwar e components. For a complete list of error codes and messages, see ″ Symptom-to-FRU Index ″ on page 39. Diagnostics download T o download the diagnostic programs, do the following: v Go to http://www .i[...]

  • Página 19

    A selected test is marked by >> . Pressing the space bar again de-selects a test and removes the chevr on. 4. Repeat steps 2 and 3 above to select all desired tests. Module test menu/hardware configuration report Depending on the diagnostic version level you are using, the installed devices in the computer are verified in one of two ways. 1. [...]

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    v Memory T est-Quick The quick memory test will take about 20 seconds per MB of memory and will detect solid (stuck) memory failures only . Notes: Either level of memory testing can be performed on all memory or a single SIMM or DIMM socket. Only sockets containing a SIMM or DIMM can be selected for testing. Unpopulated sockets are noted by .......[...]

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    v ChkDigits: Contains a 2-digit check-digit value to ensure the following: – Diagnostics were r un on the specified date. – Diagnostics were r un on the specified IBM computer . – The diagnostic error code is r ecorded corr ectly . v T ext: Description of the error . Note: See “ Diagnostic error codes ” on page 42 for err or code listings[...]

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    v Destroys all copies of the F A T T able on all partitions (both the master and backup). v Destroys the partition table. v Provides messages that warn the user that this is a non-r ecoverable process. The Full Erase Hard Drive pr ovides a DOS utility that performs the following steps. v Performs all the steps in Quick Erase. v Provides a DOS utili[...]

  • Página 23

    When to use the Low-Level Format program Notes: 1. The low-level format is not available on all diagnostic diskettes. 2. Before formatting the har d disk drive, make a backup copy of the files on the drive to be formatted. Use the Low-Level Format program in the following situations: v When you are installing softwar e that requir es a low-level fo[...]

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    16 Hardwar e Maintenance Manual[...]

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    Chapter 4. Installing Options Input/Output connectors .......... 1 8 R e m o v i n g t h e c o v e r ........... 1 9 Installing adapters ............ 2 0 AGP adapter ............. 2 0 Audio adapter ............ 2 1 ADSL modem ............ 2 1 Home PNA network adapter ....... 2 1 Installing internal drives .......... 2 2 Installing drives in bays 1,[...]

  • Página 26

    Input/Output connectors 1 1 2 2 1 Mouse connector 8 Microphone connector 2 Keyboard connector 9 Audio in connector 3 USB connector 2 10 Audio out connector 4 USB connector 1 11 Serial connector 2 5 Serial connector 1 12 SVGA Monitor connector 6 Parallel connector 13 DVI Monitor[...]

  • Página 27

    Removing the cover T o remove the cover , do the following: 1. Remove the thumbscrews fr om the rear of the computer and slide the cover toward the r ear of the computer . Chapter 4. Installing Options 19[...]

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    Installing adapters T o install an adapter , do the following: 1. Remove the cover (see “ Removing the cover ” on page 19). 2. Remove the slot cover for the appropriate expansion slot. 3. Remove the adapter from its static-pr otective package. 4. Install the adapter into the appropriate slot on the system boar d. 5. Install the screw that secur[...]

  • Página 29

    Connector Description 1 Digital video interface (DVI) connector Used to attach a digital monitor . This connector provides the signals necessary to support the Display Power Management Signaling (DPMS) standard. 2 S-V ideo connector Used to attach a television set that has a S-V ideo connector . The S-V ideo cable (required to connect t[...]

  • Página 30

    Installing internal drives 1 Bay 1 - Max Height: 41.3 mm (1.6 in.) CD-ROM drive (standard in some models) 5.25-inch hard disk drive 2 Bay 2 - Max Height: 41.3 mm (1.6 in.) 5.25-inch hard disk drive 3.5-inch hard disk drive (r equires a mounting bracket) CD-ROM drive DVD-ROM drive 3 Bay 3 - Max Height: 25.4 mm (1.0 in.) 3.5-inch di[...]

  • Página 31

    gently pry the static shield loose from the drive bay . 3. Install the drive into the bay . Align the scr ew holes and insert the two screws. 4. Connect the power and signal cables to the drive. CD-ROM drive jumper settings CD-ROM and PC/CD-ROM drives use jumpers or tabs to set the drives as primary (master) or secondary (slave). Refer to the drive[...]

  • Página 32

    below for the drive settings. AUDIO IDE INTERFACE See Jumper Settings Below DC INPUT RGGL 5V G G 12V 39 40 1 2 CD-ROM Primary (Master) Secondary (Slave) 40X ::  :  : 48X ::  :  : Installing a hard drive in bay 4 T o install a hard drive in bay 4, do the following: 1. Remove the cover (see “ Removing the cover ” on page 1[...]

  • Página 33

    3. Slide the bracket up and remove it fr om the machine. Hard disk drive jumper settings IDE hard disk drives for the NetV ista series computers use jumpers to set the drives as primary (master) or secondary (slave). Note: For drives not shown below , refer to the label on the hard disk drive for the har d disk drive settings. 1 Primary (Mast[...]

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    26 Hardwar e Maintenance Manual[...]

  • Página 35

    Installing a security U-bolt T o help prevent har dware theft, you can add a security U-bolt and cable to your computer . After you add the security cable, make sur e that it does not interfere with other cables that are connected to the computer . T o install a U-bolt: 1. Remove the cover (see “ Removing the cover ” on page 19). 2. Use a tool,[...]

  • Página 36

    Replacing the cover T o replace the cover , do the following: 1. Ensure that all components have been r eassembled correctly and that no tools or loose screws ar e left inside your computer . 2. Clear any cables that might impede the replacement of the cover . 3. Position the cover over the chassis so that the front edge is appr oximately one inch [...]

  • Página 37

    Chapter 5. FRU Replacements C o m p u t e r e x p l o d e d v i e w .......... 3 0 A40/A40P/A40i system board layout ..... 3 1 System board locations ......... 3 1 System board jumper settings ....... 3 2 Clear CMOS/Flash Boot Block Recovery. . . 32 Processor Speed Settings ........ 3 2 System board memory .......... 3 2 Installing memory .........[...]

  • Página 38

    Computer exploded view 30 Hardwar e Maintenance Manual[...]

  • Página 39

    A40/A40P/A40i system board layout 32 31 System board locations 1 CPU fan connector 17 W ake on LAN 2 Micropr ocessor 18 PCI slot 3 3 DIMM 0 19 PCI slot 2 4 DIMM 1 20 PCI slot 1 5 Power LED connector 21 AGP slot 6 RFID connector 22 CD-ROM audio 7 Front USB connector 23?[...]

  • Página 40

    System board jumper settings The following table contains the jumper setting information. (D) indicates the default setting. Clear CMOS/Flash Boot Block Recovery Use the recovery jumper setting to Clear CMOS or to Flash Boot Block Recover . Jumper Setting Description CMOS Reset 2-3 CMOS Reset/Flash Recovery Mode 1-2 (D) Normal Mode Note: The A40/A4[...]

  • Página 41

    T o install a memory module, do the following: 1. Locate the DIMM connectors. 2. If the retaining clips ar e not already open, open them. 3. Install the DIMM straight down into the connector until the retaining clips close. Make sure the notches in the DIMM align with the tabs on the connector . Notches Chapter 5. FRU Replacements 33[...]

  • Página 42

    Replacing a system board Important: Before r eplacing a system board, back up Asset information by using the “ Asset EEPROM backup ” on page 14. Notes: 1. The BIOS and V ital Product Data (VPD) for the computer you are servicing must be installed on the new system board (FRU) after it is installed in the computer . T o do this, you must run the[...]

  • Página 43

    v Memory modules 6. Ensure that the new system boar d jumper settings match the old system board jumper settings. Replacing a processor Make sure the pr ocessor is fully seated in its socket and that the goal post latches are engaged. Important: 1. Make sure the air baf fle is installed to prevent pr ocessor overheating. 2. If the processor is not [...]

  • Página 44

    20-pin main power supply connection See “ A40/A40P/A40i system board layout ” on page 31 for connector locations. Attention: These voltages must be checked with the power supply cables connected to the system board Pin Signal Function 1 3.3 V +3.3 V dc 2 3.3 V +3.3 V dc 3 COM Ground 4 5V + 5Vd c 5 COM Ground 6 5V + 5Vd c 7 COM Ground 8 POK Powe[...]

  • Página 45

    4. Slide the power supply unit up toward the top of the chassis. 5. Rotate the power supply outward as shown. Chapter 5. FRU Replacements 37[...]

  • Página 46

    6. Pull the power supply forward and car efully rotate it towar d the front of the chassis. 38 Hardwar e Maintenance Manual[...]

  • Página 47

    Chapter 6. Symptom-to-FRU Index S I M M / D I M M / R I M M m e m o r y e r r o r s ...... 4 0 Hard disk drive boot err or ......... 4 1 Diagnostic error codes ........... 4 2 B e e p s y m p t o m s ............. 6 0 N o - b e e p s y m p t o m s ............ 6 2 POST error codes ............ 6 3 Miscellaneous error messages ........ 7 7 Undetermi[...]

  • Página 48

    SIMM/DIMM/RIMM memory errors The following SIMM/DIMM/RIMM error messages ar e issued by the diagnostic programs. Error FRU/Action 2xx-1y A memory error was detected in SIMM socket Y . Replace the SIMM in the socket identified by the last digit of the error code. Re-run the test. If the same error code occurs again, r eplace the system board. 2xx-2y[...]

  • Página 49

    Hard disk drive boot error A hard disk drive boot error (err or codes 1962 and I999030X) can have the following causes. Error FRU/Action The start-up drive is not in the boot sequence in configuration. Check the configuration and ensure the start-up drive is in the boot sequence. No operating system installed on the boot drive. Install an operating[...]

  • Página 50

    Diagnostic error codes Refer to the following diagnostic error codes when using the diagnostic tests. See ″ Diagnostics ″ on page 7 for the specific type for information about the diagnostic programs. In the following index, X can repr esent any number . Diagnostic Error Code FRU/Action 000-000-XXX BIOS T est Passed 1. No action 000-002-XXX BIO[...]

  • Página 51

    Diagnostic Error Code FRU/Action 000-197-XXX BIOS test warning 1. Make sure the component that is called out is connected and/or enabled 2. Re-run test 3. Component that is called out in warning statement 4. Component under test 000-198-XXX BIOS test aborted 1. If a component is called out, make sure it is connected and/or enabled 2. Flash the syst[...]

  • Página 52

    Diagnostic Error Code FRU/Action 001-038-XXX System Extension failure 1. Adapter card 2. System board 001-039-XXX System DMI data structure err or 1. Flash the system 2. System board 001-040-XXX System IRQ failure 1. Power-of f/on system and re-test 2. System board 001-041-XXX System DMA failure 1. Power -off/on system and re-test 2. System board 0[...]

  • Página 53

    Diagnostic Error Code FRU/Action 001-271-XXX System IRQ4 failure 1. Device on IRQ4 2. System board 001-272-XXX System IRQ5 failure 1. Device on IRQ5 2. System board 001-273-XXX System IRQ6 (diskette drive) failure 1. Diskette Cable 2. Diskette drive 3. System board 001-274-XXX System IRQ7 failure 1. Device on IRQ7 2. System board 001-275-XXX System[...]

  • Página 54

    Diagnostic Error Code FRU/Action 001-301-XXX System R TC Century byte error 1. Flash the system 2. System board 005-000-XXX V ideo T est Passed 1. No action 005-00X-XXX V ideo error 1. V ideo card, if installed 2. System board 005-010-XXX 005-01 1-XXX 005-012-XXX 005-013-XXX V ideo Signal failure 1. V ideo card, if installed 2. System board 005-016[...]

  • Página 55

    Diagnostic Error Code FRU/Action 005-197-XXX V ideo test warning 1. Make sure the component that is called out is connected and/or enabled 2. Re-run test 3. Component that is called out in warning statement 4. Component under test 005-198-XXX V ideo test aborted 1. If a component is called out, make sure it is connected and/or enabled 2. Flash the [...]

  • Página 56

    Diagnostic Error Code FRU/Action 01 1-000-XXX Serial port Interface T est Passed 1. No action 01 1-001-XXX Serial port Presence 1. Remove external serial device, if present 2. Run setup, enable port 3. System board 01 1-002-XXX 01 1-003-XXX Serial port T imeout/Parity error 1. System board 01 1-013-XXX 01 1-014-XXX Serial port Control Signal/Loopba[...]

  • Página 57

    Diagnostic Error Code FRU/Action 014-001-XXX Parallel port Presence 1. Remove external parallel device, if present 2. Run setup, enable port 3. System board 014-002-XXX 014-003-XXX Parallel port T imeout/Parity error 1. System board 014-013-XXX 014-014-XXX Parallel port Control Signal/Loopback test failure 1. System board 014-015-XXX Parallel port [...]

  • Página 58

    Diagnostic Error Code FRU/Action 015-002-XXX USB port T imeout 1. Remove USB device(s) and re-test 2. System board 015-015-XXX USB port External Loopback failure 1. Remove USB device(s) and re-test 2. System board 015-027-XXX USB port Configuration/Setup error 1. Flash the system 2. System board 015-032-XXX USB port Device Controller failur e 1. Sy[...]

  • Página 59

    Diagnostic Error Code FRU/Action 018-195-XXX PCI Card T est aborted by user 1. PCI card 2. Information 3. Re-start the test, if necessary 018-196-XXX PCI Card test halt, err or threshold exceeded 1. Press F3 to review the log file 2. Re-start the test to reset the log file 018-197-XXX PCI Card test warning 1. Make sure the component that is called [...]

  • Página 60

    Diagnostic Error Code FRU/Action 020-199-XXX PCI test failed, cause unknown 1. Go to the ″ Undetermined problems ″ section 2. Flash the system and re-test 3. Replace component under function test 020-262-XXX PCI system error 1. PCI card 2. Riser card, if installed 3. System board 025-000-XXX IDE interface T est Passed 1. No action 025-00X-XXX 0[...]

  • Página 61

    Diagnostic Error Code FRU/Action 030-00X-XXX 030-01X-XXX SCSI interface failure 1. SCSI signal cable 2. Check power supply 3. SCSI device 4. SCSI adapter card, if installed 5. System board 030-027-XXX SCSI interface Configuration/Setup error 1. SCSI signal cable 2. Flash the system 3. SCSI device 4. SCSI adapter card, if installed 5. System board 0[...]

  • Página 62

    Diagnostic Error Code FRU/Action 035-196-XXX RAID interface test halt, error thr eshold exceeded 1. Press F3 to review the log file 2. Re-start the test to reset the log file 035-197-XXX RAID interface test warning 1. Make sure the component that is called out is connected and/or enabled 2. Re-run test 3. Component that is called out in warning sta[...]

  • Página 63

    Diagnostic Error Code FRU/Action 071-199-XXX Audio port test failed, cause unknown 1. Go to the ″ Undetermined problems ″ section 2. Flash the system and re-test 3. Replace component under function test 071-25X-XXX Audio port failure 1. Speakers 2. Audio card, if installed 3. System board 080-000-XXX Game Port interface T est Passed 1. No actio[...]

  • Página 64

    Diagnostic Error Code FRU/Action 086-196-XXX Mouse Port interface test halt, error threshold exceeded 1. Press F3 to review the log file 2. Re-start the test to reset the log file 086-197-XXX Mouse Port interface test warning 1. Make sure the component that is called out is connected and/or enabled 2. Re-run test 3. Component that is called out in [...]

  • Página 65

    Diagnostic Error Code FRU/Action 170-195-XXX V oltage Sensor(s) T est aborted by user 1. Information 2. Re-start the test, if necessary 170-196-XXX V oltage Sensor(s) test halt, error thr eshold exceeded 1. Press F3 to review the log file 2. Re-start the test to reset the log file 170-197-XXX V oltage Sensor(s) test warning 1. Make sure the compone[...]

  • Página 66

    Diagnostic Error Code FRU/Action 175-199-XXX Thermal Sensor(s) test failed, cause unknown 1. Go to the ″ Undetermined problems ″ section 2. Flash the system and re-test 3. Replace component under function test 175-250-XXX 175-251-XXX Thermal Sensor(s) limit error 1. Check fans 2. Check Power supply 3. Micropr ocessor 4. System board 185-000-XXX[...]

  • Página 67

    Diagnostic Error Code FRU/Action 217-28X-XXX 217-29X-XXX Hard Disk Drive (SCSI) err or 1. Hard Disk Drive Cable 2. Check power supply voltages 3. Hard Disk drive (SCSI) 4. SCSI adapter card 5. System board 220-000-XXX Hi-Capacity Cartridge Drive T est Passed 1. No action 220-XXX-XXX Hi-Capacity Cartridge Drive error 1. Remove the Hi-Capacity Cartri[...]

  • Página 68

    Beep symptoms Beep symptoms are short tones or a series of short tones separated by pauses (intervals without sound). See the following examples. Beeps Description 1-2-X v One beep v A pause (or break) v T wo beeps v A pause (or break) v Any number of breaks 4 Four continuous beeps Use the following table to diagnose beep symptoms. Beep Symptom FRU[...]

  • Página 69

    Beep Symptom FRU/Action 3-2-4 Keyboard contr oller failed 1. System Board 2. Keyboard 3-3-4 Screen initialization failed 1. V ideo Adapter (if installed) 2. System Board Display 3-4-1 Screen r etrace test detected an error 1. V ideo Adapter (if installed) 2. System Board 3. Display 3-4-2 POST is searching for video ROM 1. V ideo Adapter (if install[...]

  • Página 70

    No-beep symptoms Important: T ype 2271/6840/6841 computers default to come up quiet (no beep and no memory count and checkpoint code display) when no errors ar e detected by POST . T o enable beep and memory count and checkpoint code display when a successful POST occurs, do the following: 1. Select Start Options in the Configuration/Setup Utility [...]

  • Página 71

    POST error codes Each time you power-on the system, it performs a series of tests that check the operation of the system and some options. This series of tests is called the Power-On Self-T est ,o r POST . POST does the following operations. v Checks some basic system-board operations v Checks the memory operation v Starts the video operation v V e[...]

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    POST Error Code FRU/Action 111 I/O channel parity error 1. Reseat adapters 2. Any adapter 3. Riser card 4. System Board 11 4 Adapter ROM error 1. Adapter Memory 2. System Board 3. Riser card 129 Internal cache test error 1. Processor 2. L2 Cache Memory 3. System Board 151 Real-time clock failure 1. System Board 161 Bad CMOS battery 1. Run Setup 2. [...]

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    POST Error Code FRU/Action 167 Micropr ocessor installed that is not supported by the current POST/BIOS 1. Run Setup. Check Stepping level for the BIOS level needed, then perform the flash update. 2. Processor 168 Alert on LAN error 1. Run Setup. Check to see that Ethernet and Alert on LAN are enabled. 2. System Board 3. Riser card 17X, 18X 1. C2 S[...]

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    POST Error Code FRU/Action 262 POST detected a base memory or extended memory type error 1. Run Setup. Check System Summary menu for memory . (See “ Setup Utility program ” on page 8.) 2. Run the Extended Memory Diagnostic tests. 301 1. Keyboard 2. Keyboard Cable 3. System Board 303 W ith an 8603 error 1. Mouse 2. Keyboard 3. Keyboard Cable 4. [...]

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    POST Error Code FRU/Action 6XX Not listed above 1. Diskette Drive 2. System Board 3. Riser card 4. External Drive Adapter 5. Diskette Drive Cable 6. Power Supply 762 Math coprocessor configuration err or 1. Run Setup 2. Processor 3. System Board 7XX Not listed above 1. Processor 2. System Board 962 Parallel port configuration error 1. Run Configura[...]

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    POST Error Code FRU/Action 111 7 Failed baud rate test 1. Run diagnostics 1 162 Serial port configuration error 1. Run Configuration 2. Serial Adapter (if installed) 3. System Board 1 1XX Not listed above 1. System Board 1201 1. System Board 2. Any Serial Device 1202, 1206, 1208, 1209, 12XX 1. Dual Async Adapter/A 2. System Board 3. Any Serial Devi[...]

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    POST Error Code FRU/Action 180X, 188X PCI configuration or resour ce error 1. Run Setup and verify PCI/ISA configuration settings. 2. If necessary , set ISA adapters to Not available to allow PCI adapters to properly configur e. 3. Remove any suspect ISA adapters. 4. Rerun diagnostics. 5. PCI Adapter 1962 Boot sequence error 1. Possible hard disk d[...]

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    POST Error Code FRU/Action 5962 An IDE device (other than hard drive) configuration error 1. Run Configuration 2. CD-ROM Drive 3. CD-ROM Adapter 4. Zip or other A T API device 5. System Board 6. Riser card 62XX 1. 1st Store Loop Adapter 2. Adapter Cable 63XX 1. 2nd Store Loop Adapter 2. Adapter Cable 64XX 1. Network Adapter 71XX 1. V oice Adapter 7[...]

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    POST Error Code FRU/Action 10103, 101 10, 101 171 1. System Board 2. Data/Fax Modem 3. Riser card 101 17 Not listed above 1. Check system speaker 2. Check PSTN cable 3. External DAA (if installed) 4. Modem 101 18 1. Run diagnostics and verify the correct operation of the modem slot 2. Modem 101 19 1. Diagnostics detected a non-IBM modem 2. Modem 10[...]

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    POST Error Code FRU/Action 10461 Drive format error 1. Run diagnostics 10462 Controller seek err or 1. Run diagnostics 10464 Hard Drive r ead error 1. Run diagnostics 10467 Drive non-fatal seek error 1. Run diagnostics 10468 Drive fatal seek error 1. Run diagnostics 10469 Drive soft error count exceeded 1. Run diagnostics 10470, 10471, 10472 Contro[...]

  • Página 81

    POST Error Code FRU/Action 1 19XX 1. 31 19 Adapter 121XX 1. Modem Adapter 2. Any Serial Device 3. System Board 4. Riser card 136XX 1. ISDN Primary Rate Adapter 2. System Board 3. Riser card 137XX 1. System Board 141XX 1. Realtime Interface Coprocessor Portmaster Adapter/A 143XX 1. Japanese Display Adapter 2. System Board 3. Riser card 14710, 1471 1[...]

  • Página 82

    POST Error Code FRU/Action 185XXXX 1. DBCS Japanese Display Adapter/A 2. System Board 3. Riser card 20001 to 20003 1. Image Adapter/A Image-I Adapter/A 2. Memory Module DRAM, VRAM 20004 1. Memory Module DRAM, VRAM 2. Image Adapter/A Image-I Adapter/A 20005 to 20010 1. I mage Adapter/A Image-I Adapter/A 2. Memory Module DRAM, VRAM 200XX Not listed a[...]

  • Página 83

    POST Error Code FRU/Action T ape Drive green ″ in use ″ LED fails to come on 1. T ape Drive 2. SCSI Adapter or System Board 3. SCSI Cable (internal) 4. SCSI Cable (external) T ape automatically ejected from drive 1. T ape Cassette Drive SCSI ID on rotary switch does not match SCSI ID set in configuration. V erify drive switches inside cover are[...]

  • Página 84

    POST Error Code FRU/Action 27512 1. WMSELF .DGS diagnostics file is missing 2. WMSELF .DGS diagnostics file is incorrect 27535 1. 3V Lithium Backup Battery 2. ServerGuard Adapter 27554 1. Internal T emperature out of range 2. ServerGuard Adapter 27555, 27556 1. ServerGuard Adapter 2. Power Supply 27557 1. 7.2V NiCad Main Battery Pack 2. ServerGuard[...]

  • Página 85

    Miscellaneous error messages Message/Symptom FRU/Action CMOS Backup Battery inaccurate 1. CMOS Backup Battery (see “ Safety Information ” on page 128) 2. System Board Changing colors 1. Display Computer will not power-of f. See “ Power supply ” on page 35. 1. Power Switch 2. System Board 3. Riser card Computer will not RPL from server 1. En[...]

  • Página 86

    Message/Symptom FRU/Action ″ Insert a Diskette ″ icon appears with a known-good diagnostics diskette in the first 3.5-inch diskette drive. 1. System Board 2. Diskette Drive Cable 3. Riser card 4. Network Adapter Intensity or color varies from left to right of characters and color bars 1. Display 2. System Board No power or fan not running 1. Se[...]

  • Página 87

    Message/Symptom FRU/Action Some or all keys on the keyboard do not work 1. Keyboard 2. Keyboard Cable 3. System Board Undetermined problems Check the power supply voltages (see “ Power supply ” on page 35). If the voltages are corr ect, return her e and continue with the following steps. 1. Power-of f the computer . 2. Remove or disconnect the [...]

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    80 Hardwar e Maintenance Manual[...]

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    Chapter 7. Parts © Copyright IBM Corp. 2000 81[...]

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    82 Hardwar e Maintenance Manual[...]

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    Chapter 7. Parts 83[...]

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    Parts listing The parts listing supports the following models: xxG, xxF , xxA, xxC, xxT , xxD, xxM, xxV , xxU. Index System (types 2251/6830/6831) FRU No. 1 TOP COVER, BLACK (all) 19K7810 2 CHASSIS ASM (all) 19K781 1 3 LED/POWER SWITCH ASM (all) 19K7858 4 CD-ROM DRIVE - 48X, BLACK (2251 - none) (6830 - EBx, GAx, GBx, T Ax, TBx, KAG, KBG,VCG,V AU,V [...]

  • Página 93

    Index System (types 2251/6830/6831) FRU No. 13 20GB HARDFILE EIDE 5400 RPM (2251 - EAx, EBx, ECx) (6830 - CBx, EAx, EBx, GAx, GBx, T Ax, TBx, TCx, KAG, KBG,VCG,V AU,V AF , GDG, GEG, TEG, TFG) (6831 - EAx, EBx,T AU,T AF ,T AA,T AG) 19K1560 13 30GB HARDFILE EIDE 7200 RPM (2251 - GAx, GBx, GCx, GDx, T Ax, TBx, TCx, TDx, TEx, THA,T AU,TEU,V AU,V AA) (6[...]

  • Página 94

    Index System (types 2251/6830/6831) FRU No. (6831- GAx, GBx, G2U, T2U, T AU, T AF , T AA, V AU, V AF , V AA, VBU, VBF , VBA, T AG, VBG) 16 LITHIUM BA TTERY (all) 33F8354 17 SYST BD W/O MEM/PROC MERLOT W/O POV Card (all) 09K9982 18 MEMOR Y 64MB SDRAM (2251/6831 - none) (6830 - CAx, KBG, GDG, GEG) 33L3072 18 MEMOR Y 128MB SDRAM (2251/6831 - all) (683[...]

  • Página 95

    Index System (types 2251/6830/6831) FRU No. SPEAKER BRICK - ANZ (2251 - EAA, EBA, GAA, GBA, TBA, TCA, TDA,TEA, THA,V AA) (6830/6831 - none) 25P5705 SPEAKER BRICK - EMEA (2251 - T AG) (6830/6831 - none) 25P5704 VIDEO CARD 4xAGP DONGLE (2251 - EAx, EBx, ECx) (6830 - EBx, GAx, GBx, T Ax, TBx,VCG) (6831 - GAx, GBx) 37L5566 A TI RADEON 32Mb VIDEO CARD ([...]

  • Página 96

    Index System (types 2251/6830/6831) FRU No. 8x4x32x CDR W BLACK OPTIONAL (2251-EAx, ECx, GBx, GCx, GDx, TBx, TCx, TDx, TEx, T Ax, THA, V AU, V AA,VBC, VBM, VBV) CD-R W BLACK 8X4X32 (OPTIONAL) 06P5157 (2251 - EAx, ECx, GBx, GCx, GDx, TBx, TCx, TDx, TEx, T Ax, THA, V AU, V AA,VBC, VBM, VBV) (6831 -EAx, EBx, GAx, GBx, T AU, T AF , T AA, V AU, V AF , V[...]

  • Página 97

    Keyboards (RAK 2 Black) US ENGLISH 37L2514 FRENCH CANADIAN 058 37L0912 FRENCH CANADIAN 044 37L2515 LA/SP ANISH 37L2516 BRAZIL - POR TUGUESE 28L1826 ARABIC 37L2518 BELGIUM - FRENCH 37L2519 BELGIUM - ENGLISH 37L2520 BULGARIAN 37L2521 DANISH 37L2523 DUTCH 37L2524 FRENCH 37L2525 GERMAN 37L2526 GREEK 37L2527 IT ALIAN 37L2531 NOR WEGIAN 37L2532 POLISH 37[...]

  • Página 98

    Computer Power Cords ARABIC 14F0033 AUSTRALIAN 93F2365 BELGIAN 1339520 BULGARIAN 1339520 CANADIAN 93F2364 CZECH 1339520 DENMARK 13F9997 FINLAND 1339520 FRANCE 1339520 GERMAN 1339520 HUNGARIAN 1339520 ISRAEL 14F0087 IT ALIAN 14F0069 LA TIN AMERICAN 6952301 NETHERLANDS 1339520 NEW ZEALAND 93F2365 NOR WEGIAN 1339520 POLISH 1339520 POR TUGUESE 1339520 [...]

  • Página 99

    Special tools The following tools are r equired to service the computer models/types listed in this section of the service manual v V olt-ohm meter , IBM P/N 73G5404 v W rap Plug, IBM P/N 72X8546 Chapter 7. Parts 91[...]

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    92 Hardwar e Maintenance Manual[...]

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    Chapter 8. Additional Service Information Security features ............. 9 4 P a s s w o r d s .............. 9 4 P o w e r - o n p a s s w o r d ......... 9 4 R e m o v i n g a p o w e r - o n p a s s w o r d ..... 9 4 Administrator password ........ 9 5 Administrator password contr ol ..... 9 5 Operating system password ....... 9 5 V ital produc[...]

  • Página 102

    Security features Security features in this section include the following: v Passwords v V ital Product Data v Management Information Format (MIF) v Alert on LAN Passwords The following section provides information about computer har dware and software-r elated passwords. v Power-on Passwor d v Administrator Password v Operating System Password Pow[...]

  • Página 103

    Administrator password The administrator password is used to r estrict access to the Configuration/Setup Utility program. If the administrator passwor d is activated, and you do not enter the administrator password, the configuration can be viewed but not changed. Note: T ype 2251/6830/6831 has Enhanced Security Mode. If Enhanced Security mode is e[...]

  • Página 104

    T o update the EPROM using the DMI MIF Browser , use the following procedur e. 1. Click Start from the desktop, then Programs . 2. Select IBM SystemV iew Agent 3. Select the Serial Number Information icon 4. Click the plus sign to expand. 5. Select the component you want to view or edit. 6. Double click on the component you want to change. 7. Enter[...]

  • Página 105

    BIOS levels An incorrect level of BIOS can cause false err or and unnecessary FRU replacement. Use the following information to determine the current level of BIOS installed in the computer , the latest BIOS available for the computer , and where to obtain the latest level of BIOS. v Current Level BIOS information – Run the Configuration Utility [...]

  • Página 106

    Flash (BIOS/VPD) update procedure Attention: Refer to the information label located inside the system unit cover for any model-specific information. 1. Power-of f the computer . 2. Insert the flash update diskette into drive A. 3. Power-on the computer . 4. When the Update Utility appears; select the country/keyboard, then pr ess Enter . 5. If the [...]

  • Página 107

    Power management Power management reduces the power consumption of certain components of the computer such as the system power supply , processor , hard disk drives, and some monitors. Advanced Power Management and Rapid Resume ¬ Manager are featur es of some personal computers. Automatic configuration and power interface (ACPI) BIOS Being an ACPI[...]

  • Página 108

    Automatic Hardware Power Management features Automatic Hardwar e Power Management can reduce the power states of the computer , processor , and monitor (if the monitor supports DPMS) if they are inactive for a predetermined length of time. There ar e three levels of specified time that the computer must be inactive befor e the power management opti[...]

  • Página 109

    9. Before you exit fr om the program, select Save Settings fr om the Configuration/Setup Utility program menu. 10. T o exit from the Configuration/Setup Utility pr ogram, press Esc and follow the instructions on the scr een. Automatic Power-On features The Automatic Power-On featur es within the Power Management menu allow you to enable and disable[...]

  • Página 110

    Flash over LAN (update POST/BIOS over network) Note: For local Flash (BIOS/VPD) update, see “ Flash (BIOS/VPD) update procedur e ” on page 98. This setting is used to enable or disable the Flash over LAN feature. When the feature is enabled, the system pr ograms, in the computer , can be updated remotely from a network server . If the administr[...]

  • Página 111

    Chapter 9. Related Service Information Safety notices (multi-lingual translations) .... 1 0 3 Safety Information ............ 1 2 8 General Safety ............ 1 2 8 Grounding r equirements ........ 1 2 8 Electrical safety ............ 1 2 8 Handling electrostatic dischar ge-sensitive devices .............. 1 3 0 Safety inspection guide ......... 1[...]

  • Página 112

    T o Connect T o Disconnect 1. T urn Everything OFF . 2. First, attach all cables to devices. 3. Attach signal cables to receptacles 4. Attach power cord(s) to outlet. 5. T urn device ON. 1. T urn Everything OFF . 2. First, remove power cor d(s) from outlet. 3. Remove signal cables from r eceptacles. 4. Remove all cables from devices. Note: In the U[...]

  • Página 113

    ≥ 32 kg (70.5 lbs) ≥ 55 kg (121.2 lbs) CAUTION: Use safe lifting practices when lifting your machine. CAUTION: Electrical current fr om power , telephone, and communication cables can be hazardous. T o avoid personal injury or equipment damage, disconnect the attached power cords, telecommunications systems, networks, and modems befor e you ope[...]

  • Página 114

    PERIGO Para evitar choques el é tricos, n ã o conecte ou desconecte nenhum cabo, nem efetue instala çã o, manuten çã o ou reconfigura çã o deste pr oduto durante uma tempestade com raios. Para evitar choques el é tricos: v O cabo de alimenta çã o deve ser conectado a um recept á culo corr etamente instalado e aterrado. v T odos os equip[...]

  • Página 115

    Cuidado: Ao substituir a bateria, utilize apenas o N ú m e r od eP e ç a IBM 33F8354 ou um tipo de bateria equivalente recomendado pelo fabricante. Se seu sistema possuir um m ó dulo com uma bateria de l í tio, substitua-o apenas pelo mesmo tipo de m ó dulo, produzido pelo mesmo fabricante. A bateria cont é ml í tio e pode explodir se n ã o[...]

  • Página 116

    ≥ 32 kg (70.5 lbs) ≥ 55 kg (121.2 lbs) Cuidado: Utilize pr á ticas seguras para levantamento de peso ao levantar sua m á quina. Cuidado: A corrente el é trica proveniente de cabos de alimenta çã o, de telefone e de comunica çã o é perigosa. Para evitar ferimentos pessoais ou danos aos equipamentos, desconecte os cabos de alimenta çã o[...]

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    Chapter 9. Related Service Information 109[...]

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    11 0 Hardwar e Maintenance Manual[...]

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    Chapter 9. Related Service Information 111[...]

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    11 2 Hardwar e Maintenance Manual[...]

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    Chapter 9. Related Service Information 11 3[...]

  • Página 122

    DANGER Pour é viter tout risque de choc é lectrique, ne manipulez aucun c â ble et n ’ effectuez aucune op é ration d ’ installation, d ’ entretien ou de r econfiguration de ce produit au cours d ’ un orage. Pour é viter tout risque de choc é lectrique: v Les cordons d ’ alimentation du pr é sent pr oduit et de tous les appareils q[...]

  • Página 123

    Attention: Remplacez la pile usag é e par une pile de r é f é rence identique exclusivement - voir la r é f é rence IBM - ou par une pile é quivalente r ecommand é e par le fabricant. Si votre syst è me est dot é d ’ un module contenant une pile au lithium, vous devez le remplacer uniquement par un module identique, pr oduit par le m ê [...]

  • Página 124

    ≥ 32 kg (70.5 lbs) ≥ 55 kg (121.2 lbs) Attention: Ce produit p è se un poids consid é rable. Faites-vous aider pour le soulever . Attention: Le courant é lectrique circulant dans les c â bles de communication et les cor dons t é l é phoniques et d ’ alimentation peut ê tre danger eux. Pour votre s é curit é et celle de l ’é quipem[...]

  • Página 125

    VORSICHT Aus Sicherheitsgr ü nden bei Gewitter an diesem Ger ä t keine Kabel anschlie ß en oder l ö sen. Ferner keine Installations-, W artungs- oder Rekonfigurationsarbeiten durchf ü hren. Aus Sicherheitsgr ü nden: v Ger ä t nur an eine Schutzkontaktsteckdose mit ordnungsgem äß geer detem Schutzkontakt anschlie ß en. v Alle angeschlossen[...]

  • Página 126

    Achtung: Eine verbrauchte Batterie nur durch eine Batterie mit der IBM T eilenummer 33F8354 oder durch eine vom Hersteller empfohlene Batterie ersetzen. W enn Ihr System ein Modul mit einer Lithium-Batterie enth ä lt, ersetzen Sie es immer mit dem selben Modultyp vom selben Hersteller .Die Batterie enth ä lt Lithium und kann bei unsachgem äß er[...]

  • Página 127

    ≥ 32 kg (70.5 lbs) ≥ 55 kg (121.2 lbs) Achtung: Beim Anheben der Maschine die vorgeschriebenen Sicher heitsbestimmungen beachten. Achtung: An Netz-, T elefon- und Datenleitungen k ö nnen gef ä hrliche elektrische Spannungen anliegen. Um eine Gef ä hrdung des Benutzers oder Besch ä digung des Ger ä ts zu vermeiden, ist der Server auszuschal[...]

  • Página 128

    PERICOLO Per evitare il pericolo di scosse elettriche durante i temporali, non collegar e o scollegare cavi, non effettuar e l ’ installazione, la manutenzione o la riconfigurazione di questo prodotto. Per evitare il pericolo di scosse elettriche: v collegare il cavo di alimentazione ad una pr esa elettrica correttamente cablata e munita di terra[...]

  • Página 129

    Attenzione: Quando si sostituisce la batteria, utilizzare solo una batteria IBM o batterie dello stesso tipo o di tipo equivalente consigliate dal produttor e. Se il sistema di cui si dispone è provvisto di un modulo contenente una batteria al litio, sostituir e tale batteria solo con un tipo di modulo uguale a quello fornito dal produttor e. La b[...]

  • Página 130

    Attenzione: La corrente cir colante nei cavi di alimentazione, del telefono e di segnale è pericolosa. Per evitare situazioni pericolose per le persone o danneggiamenti all ’ apparecchiatura, scollegar e i cavi di alimentazione, i sistemi di telecomunicazioni, le reti e ed i modem prima di aprir e i coperchi del servente se non diversamente indi[...]

  • Página 131

    Chapter 9. Related Service Information 123[...]

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    124 Hardwar e Maintenance Manual[...]

  • Página 133

    PELIGRO Para evitar una posible descarga el é ctrica, no conecte ni desconecte los cables ni lleve a cabo ninguna operaci ó n de instalaci ó n, de mantenimiento o de reconfiguraci ó n de este producto durante una tormenta el é ctrica. Para evitar una posible descarga: v El cable de alimentaci ó n debe conectarse a un recept á culo con una in[...]

  • Página 134

    Percauci ó n: Al cambiar la bater í a, utilice ú nicamente la bater í a IBM N ú mero de pieza 33F8354 o un tipo de bater í a equivalente recomendado por el fabricante. Si el sistema tiene un m ó dulo que contiene una bater í a de litio, sustit ú yalo ú nicamente por el mismo tipo de m ó dulo del mismo fabricante. La bater í a contiene l[...]

  • Página 135

    ≥ 32 kg (70.5 lbs) ≥ 55 kg (121.2 lbs) Percauci ó n:: Alce la m á quina con cuidado; el sobrepeso podr í a causar alguna lesi ó n. Percauci ó n: La corriente el é ctrica de los cables de comunicaciones, de tel é fono y de alimentaci ó n puede resultar peligr osa. Para evitar posibles lesiones o da ñ os del aparato, desconecte los cable[...]

  • Página 136

    Safety Information This section contains the safety information with which you need to be familiar , before you service an IBM computer . General Safety Follow these rules to ensur e general safety: v Observe good housekeeping in the area of the machines during and after maintenance. v When lifting any heavy object: 1. Ensure you can stand safely w[...]

  • Página 137

    Observe the following rules when working on electrical equipment. v Find the room emer gency power-of f (EPO) switch, disconnecting switch, or electrical outlet. If an electrical accident occurs, you can then operate the switch or unplug the power cord quickly . v Do not work alone under hazardous conditions or near equipment that has hazardous vol[...]

  • Página 138

    v Do not service the following parts (or similar units) with the power on when they are r emoved from their normal operating places in a machine. This practice ensures corr ect grounding of the units.) – Power supply units – Pumps – Blowers and fans – Motor generators v If an electrical accident occurs: – Use caution; do not become a vict[...]

  • Página 139

    Safety inspection guide The intent of this inspection guide is to assist you in identifying potentially unsafe conditions on these products. Each machine, as it was designed and built, had requir ed safety items installed to protect users and service personnel fr om injury . This guide addresses only those items. However , good judgment should be u[...]

  • Página 140

    Problem determination tips Because there is a lar ge variety of hardwar e and software combinations that can be encountered, use the following information to assist you in pr oblem determination. v V erify any recent hardwar e changes. See “ Hardwar e considerations ” on page 134. v V erify any recent software changes. See “ Softwar e conside[...]

  • Página 141

    Adding adapters to the system When adapters are added to the system, an ar ea in memory has to be allocated to run its pr ograms. This can be done with either hardware switches or software mapping . If there is a conflict in softwar e mapping, then the following may be true. v The first device to attach to an IRQ, DMA, I/O Address, or RAM location [...]

  • Página 142

    Not all device drivers are found in the CONFIG.SYS file. Advanced operating systems use .INI files to set up and start devices. Device drivers can access the hardwar e in five ways. v Operating system direct to hardware using a direct driver Direct drivers, which bypass BIOS, have the advantage of faster thr oughput, but the disadvantage of limited[...]

  • Página 143

    v POST Beep codes are sounds emitted fr om the speaker if the POST finds a problem. One beep indicates that the POST completed successfully . Multiple beeps indicate a problem was found. v Diagnostic error messages are displayed when a test pr ogram finds a problem with a hardwar e component. v Software-generated error messages are displayed if a p[...]

  • Página 144

    ROM and RAM Addresses Adapter cards with pr ocessors can contain RAM and ROM. If the adapter cards have onboard memory , then the following are true. v ROM contains operating instructions for the adapter I/O. v RAM is used for buffering. T wo adapters using the same memory area will cause a failure. This failure might appear as a hardwar e failure.[...]

  • Página 145

    Miscellaneous Information Acronyms, Abbreviations, and T erms T erm Information ACP A/A Audio Capture and Playback Adapter ADP Automatic Data Processing AGP Advanced Graphics Port Alt Alternate ANSI American National Standards Institute AR TIC A Real T ime Interface Coprocessor ASCII American National Standard Code for Interface Inter change A T Ad[...]

  • Página 146

    T erm Information LUN Logical Unit Number (refer to SCSI) MAP Maintenance Analysis Procedure MCGA Modified Color Graphics Adapter MCA Micro Channel Architectur e (bus structure) MHz Mega Hertz (million cycles per second) MIDI Musical Instrument Digital Interface MM Multimedia N/A Not A vailable or Not Applicable NDD National Distribution Division N[...]

  • Página 147

    Send Us Y our Comments! W e want to know your opinion about this manual (part number __________________). Y our input will help us to impr ove our publications. Please photocopy this survey , complete it, and then fax it to IBM HMM Survey at 919-543-8167 (USA) . Name: _____________________________________________________________________ Phone numbe[...]

  • Página 148

    4. Which computers do you service most? ___________________________________________________________________________ ___________________________________________________________________________ Thank you for your response! 140 Hardwar e Maintenance Manual[...]

  • Página 149

    Notices References in this publication to IBM pr oducts, programs, or services do not imply that IBM intends to make these available in all countries in which IBM operates. Any refer ence to an IBM product, pr ogram, or service is not intended to state or imply that only that IBM product, pr ogram, or service may be used. Subject to IBM ’ s valid[...]

  • Página 150

    T rademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both. Alert on LAN Aptiva Asset ID A T BookManager Business Partner EduQuest FaxConcentrator HelpCenter HelpClub HelpFax HelpW are IBM Intellistation Micro Channel Netfinity Netfinity Manager NetV iew NetV ista OS/2 PC 300 PC 700 Persona[...]

  • Página 151

    [...]

  • Página 152

     Part Number: 22P2896 (1P) P/N: 22P2896[...]