Lenovo NetVista Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and
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- Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 1
IBM NetVista Hardware Maintenance Manual A40 Type 6830/6831 A40i Type 2251 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 2
- Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 3
IBM NetVista Hardware Maintenance Manual A40 Type 6830/6831 A40i Type 2251 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 4
information and the product it supports, be sure to read This publication could include technical inaccuracies or typographical errors. Changes are periodically made to the information information about IBM products should be made to your IBM Authorized Dealer or your IBM Marketing Representative. - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 5
problem determination tips. Note: This manual is intended for trained servicers who are familiar with IBM Personal Computer products. Use this manual along with advanced diagnostic tests to troubleshoot problems effectively. Before servicing an IBM décrites par les instructions. Lesen Sie alle - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 6
Leia todas as instruções de cuidado e perigo antes de executar qualquer operação. Lea atentamente todas las declaraciones de precaución y peligro ante de llevar a cabo cualquier operación. iv Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 7
/RIMM memory errors. . . . . . 40 Hard disk drive boot error 41 Diagnostic error codes 42 Beep symptoms 60 No-beep symptoms 62 POST error codes 63 Miscellaneous error messages 77 Undetermined problems 79 Chapter 7. Parts 81 Parts listing 84 Keyboards (RAK 2 Black 89 Computer Power Cords - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 8
128 Handling electrostatic discharge-sensitive devices 130 Safety inspection guide 131 Problem determination tips 132 File updates 132 Adding adapters to the system 133 Software considerations 133 BIOS 133 Drivers 133 Hardware considerations 134 System resource conflicts 135 Miscellaneous - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 9
refer to the information supplied with that software package. Notes: v Type 2251/6830/6831 computers default to come up quiet (no beep and no memory count and checkpoint code display) when no errors are detected by POST. v To enable beep and memory count and checkpoint code display when a successful - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 10
the setting. 5. Select Automatic Hardware Power Management. 6. Set Automatic Hardware Power Management to Disabled. 7. If the problem persists, continue to 003 . 003 Run diagnostics. If necessary, refer to "Diagnostics" on page 10. v If you receive an error, replace the part that diagnostics calls - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 11
The NetVista type 2251/6830/6831 computers are available in 4 x 4 (three I/O adapter slots, plus one AGP slot, and four drive bays). Not all models come with all features summarized here. Microprocessor Intel« Pentium¬ III microprocessor with 256 KB of internal L2 cache memory Memory v Support - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 12
diskette drive, keyboard, or mouse v Unattended start mode v Diskette and hard disk I/O control v Serial and parallel port I/O control v Security profile by device IBM preinstalled software This computer might come with preinstalled software. If so, an operating system, device drivers to support - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 13
.7 in.) Width: 140 mm : 0.3 kVA Note: Power consumption and heat output vary features installed and the power-management optional features in dBA Declared (upper limit) sound-power levels: Idle: 4.8 bels Operating: power levels indicate an upper limit, below which a large number of computers - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 14
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the hard disk drive for use. . . . . . 15 The following tools are available to help identify and resolve hardware-related problems. v Setup Utility program v Power-On Self-Test (POST) - POST Beep Codes - Error Code Format v Diagnostics program v Recovery utility - Full recovery - Partial recovery - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 16
place when service is complete. The Setup Utility (configuration) program is stored in the permanent memory of the computer. This Power-on the computer. 3. When the Setup Utility prompt appears on the screen during start-up, press F1. The Setup Utility menu will appear. 4. Follow the instructions - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 17
F11, you are given the following options. v Full recovery This utility reformats the hard drive and restores all original files. v Partial recovery This utility reformats the hard drive and restores the Windows operating system and all device drivers v Repair This is the emergency repair utility - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 18
's hardware components. For a complete list of error codes and messages, see ″Symptom-to-FRU Index″ on page 39. Diagnostics download To download the diagnostic programs, do the following: v Go to http://www.ibm.com/. v Select Support. v Select Desktop computing from the ″Search by Category″ pull - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 19
manual and select ″SIMM/DIMM/RIMM Locator″. Follow the steps below to locate the Memory Diagnostic tests options. 1. Select the DIAGNOSTICS option on the toolbar and press Enter. 2. Highlight either the Memory Test-Full or Memory Test-Quick option and press Enter. 3. v Memory Test-Full The full - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 20
Date ChkDigits Text v Function Code: Represents the feature or function within the PC. v Failure Type: Represents the type of error encountered. v DeviceID: Contains the component's unit-ID which corresponds to either a fixed disk drive, removable media drive, serial or parallel port, processor - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 21
to correct types of errors. To run the Fixed Disk Optimized Test, do the following: 1. From the toolbar, select Diagnostics. 2. Select Fixed Disk Optimized Test. 3. Select one of the tests: v Hard Disk Test - Full performs a complete test of the hard disk drive. v Hard Disk Test - Quick performs - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 22
the Quick Erase or Full Erase Hard Drive utility, use the following procedure. 1. Select the UTILITY option on the toolbar and press Enter. 2. Select either the QUICK ERASE or FULL ERASE HARD DISK option and follow the instructions. Iomega Zip drive test Use the Iomega Zip Drive Test to test the - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 23
the hard disk drive for use When the Low-Level Format program is finished, restore to the hard disk all the files that you previously backed up. 1. Partition the remainder of the hard disk for the operating system. (The commands vary with the operating system. Refer to the operating system manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 24
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21 Installing internal drives 22 Installing drives in bays 1, 2 and 3 . . . . . 22 CD-ROM drive jumper settings. . . . . . 23 Installing a hard drive in bay 4 24 Hard disk drive jumper settings . . . . . 25 Installing a security U-bolt 27 Replacing the cover 28 © Copyright IBM Corp. 2000 17 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 26
2 Keyboard connector 3 USB connector 2 4 USB connector 1 5 Serial connector 1 6 Parallel connector 7 Monitor connector 8 Microphone connector 9 Audio in connector 10 Audio out connector 11 Serial connector 2 12 SVGA Monitor connector 13 DVI Monitor connector 18 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 27
Removing the cover To remove the cover, do the following: 1. Remove the thumbscrews from the rear of the computer and slide the cover toward the rear of the computer. Chapter 4. Installing Options 19 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 28
the adapter into the appropriate slot on the system board. 5. Install the screw that secures the adapter. Note: If you are installing a Wake on LAN-supported network adapter, attach the Wake on LAN cable that came with the adapter to the Wake on LAN connector on the system board. 6. Replace the - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 29
support the Display Power Management Signaling (DPMS) standard. 2 S-Video connector Used to attach a television set that has a S-Video connector. The S-Video to use, contact the user's ADSL service provider. Home PNA network adapter Some Software Selections CD. Each computer on the home PNA - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 30
) 25.4 mm (1.0 in.) Hard disk drive (preinstalled) Installing drives in bays 1, 2 and 3 To install an internal drive in bays 1, 2 and 3, do the following: 1. Remove the cover (see "Removing the cover" on page 19). 2. Remove the bay panel and insert a flat-bladed screwdriver into one of the slots on - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 31
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 connector labels or the figures Chapter 4. Installing Options - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 32
39 40 DC INPUT 1 2 5V G G 12V See Jumper Settings Below CD-ROM 40X 48X Primary (Master) :: :: Secondary (Slave) :: :: Installing a hard drive in bay 4 To install a hard drive in bay 4, do the following: 1. Remove the cover (see "Removing the cover" on page 19). 2. From the bottom of the - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 33
. Hard disk drive jumper settings IDE hard disk drives for the NetVista 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 hard disk drive settings. 1 Primary (Master) Hard Disk - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 34
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knockouts. 3. Insert the U-bolt through the rear panel; then attach and tighten the nuts with an appropriately sized or adjustable wrench. 4. Replace the computer cover. For more information, see "Replacing the cover" on page 28. 5. Thread the cable through the U-bolt and around an object that is - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 36
correctly and that no tools or loose screws are left inside your computer. 2. Clear any cables that might impede the replacement of the cover. the front edge is approximately one inch away from the front bezel. 4. Lower the cover down over the chassis so that the rail guides engage the rails. 5. - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 37
Boot Block Recovery. . . 32 Processor Speed Settings 32 System board memory 32 Installing memory 32 Replacing a system board 34 Replacing a processor 35 Replacing the speaker 35 Replacing the fan 35 Power supply 35 20-pin main power supply connection . . . . 36 Power supply removal 36 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 38
Computer exploded view 30 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 39
A40/A40P/A40i system board layout 32 31 System board locations 1 CPU fan connector 2 Microprocessor 3 DIMM 0 4 DIMM 1 5 Power LED connector 6 RFID connector 7 Front USB connector 8 Secondary IDE connector 9 Diskette connector 10 Primary IDE connector 11 Power connector 12 CMOS clear/recovery jumper - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 40
1-2 (D) Description CMOS Reset/Flash Recovery Mode Normal Mode Note: The A40/A40P/A40i CMOS clear/recovery jumper pins are numbered as follows: of memory modules supported in the computer. Installing memory When installing DIMMs, the following rules apply: v Fill each system memory connector - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 41
To install a memory module, do the following: 1. Locate the DIMM connectors. 2. If the retaining clips are not already open, open them. 3. Install the DIMM straight down into the - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 42
" on page 97, "Vital product data" on page 95, and "Flash (BIOS/VPD) update procedure" on page 98. 2. Always ensure the latest level of BIOS is installed on the computer. A down level BIOS may cause false errors and unnecessary replacement of the system board. 3. The processor is a separate FRU - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 43
v Memory modules 6. Ensure that the new system board jumper settings hard drive bracket (see "Installing a hard drive in bay 4" on page 24). 3. Remove the fan from the bracket. Power supply If the power-on indicator is not on, the power supply fan is not running, or the computer will not power - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 44
power supply. Power supply removal 1. Remove the cover (see "Removing the cover" on page 19). 2. Remove the screw that secures the power supply to the rear of the chassis. 3. Push the metal tab that secures the power supply to the chassis to release the power supply. 36 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 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 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 46
6. Pull the power supply forward and carefully rotate it toward the front of the chassis. 38 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 47
"Power supply" on page 35). v Check the hard disk drive jumper settings before you replace a hard disk drive (see "Hard disk drive jumper settings" on page 25). Important: Some errors are indicated with a series of beep codes (see "Beep symptoms" on page 60). Type 2271/6840/6841 computers default - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 48
error code occurs again, replace the system board or where memory is on the processor card, replace the processor card. Reflash the BIOS. Information in BIOS is not as expected. Perform boot block recovery. Not able to find expected DMI information Replace the system board. from BIOS. Memory - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 49
disk drive boot error A hard disk drive boot error (error codes 1962 and I999030X) can have the following causes. Error The start-up drive is not in the boot sequence in configuration. No operating system installed on the boot drive. The boot sector on the start-up drive is corrupted. The drive - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 50
Error Code 000-000-XXX BIOS Test Passed 000-002-XXX BIOS Timeout 000-024-XXX BIOS Addressing test failure 000-025-XXX BIOS Checksum Value error 000-026-XXX FLASH data error 000-027-XXX BIOS Configuration/Setup error 000-034-XXX BIOS Flash the system 3. Run memory test 4. System board 1. Flash Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 51
Diagnostic Error Code 000-197-XXX BIOS test warning 000-198-XXX BIOS test aborted 000-199-XXX BIOS test failed, cause unknown 000-250-XXX BIOS APM failure 000-270-XXX BIOS ACPI failure 001-000-XXX System Test Passed 001-00X-XXX System Error 001-01X-XXX System Error 001-024-XXX System Addressing test - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 52
-260-XXX 001-264-XXX System IRQ error 001-268-XXX System IRQ1 failure 001-269-XXX System IRQ2 failure 001-270-XXX System IRQ3 failure FRU/Action 1. Adapter card 2. System board 1. Flash the system 2. System board 1. Power-off/on system and re-test 2. System board 1. Power-off/on system and re-test - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 53
Error Code 001-271-XXX System IRQ4 failure 001-272-XXX System IRQ5 failure 001-273-XXX System IRQ6 (diskette drive IRQ13 failure 001-281-XXX System IRQ14 (hard disk drive) failure 001-282-XXX System IRQ15 failure RAM error 001-293-XXX System CMOS Battery 001-298-XXX System RTC date/time update - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 54
test failure 005-025-XXX Video Checksum Value error 005-027-XXX Video Configuration/Setup error 005-031-XXX Video Device Cable failure 005-032-XXX Video Device Controller failure 005-036-XXX Video Register error 005-038-XXX System BIOS extension failure 005-040-XXX Video IRQ failure 005-195-XXX - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 55
problems″ section 2. Flash the system and re-test 3. Replace component under function test 005-2XX-XXX 005-3XX-XXX Video subsystem error 1. Video card, if installed 2. System board 006-000-XXX Diskette interface Test Passed 1. No action 006-0XX-XXX Diskette interface error 1. Diskette drive - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 56
Diagnostic Error Code FRU/Action 011-000-XXX Serial port Interface Test Passed 1. No action 011-001-XXX Serial port Presence 1. Remove external serial device, if present 2. Run setup, enable port 3. System board 011-002-XXX 011-003-XXX Serial port Timeout/Parity error 1. System board 011-013 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 57
Diagnostic Error Code 014-001-XXX Parallel port Presence 014-002-XXX 014-003-XXX Parallel port Timeout/Parity error 014-013-XXX 014-014-XXX Parallel port Control Signal/Loopback test failure 014-015-XXX Parallel port External Loopback failure 014-027-XXX Parallel port Configuration/Setup error 014- - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 58
Error Code 015-002-XXX USB port Timeout 015-015-XXX USB port External Loopback failure 015-027-XXX USB port Configuration/Setup error error 015-040 halt, error threshold Flash the system 3. Run memory test 4. System board 1. Undetermined problems″ section 1. Go to the ″Undetermined problems″ section - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 59
″ section 018-199-XXX PCI Card test failed, cause unknown 1. Go to the ″Undetermined problems″ section 2. Flash the system and re-test 3. Replace component under function test 018-250-XXX PCI Card Services error 1. PCI card 2. Riser card, if installed 3. System board 020-000-XXX PCI Interface - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 60
Passed FRU/Action 1. Go to the ″Undetermined problems″ section 2. Flash the system and re-test 3. Replace component under function test 1. PCI card 2. Riser card, if installed 3. System board 1. No action 1. IDE signal cable 2. Check power supply 3. IDE device 4. System board 1. IDE signal cable - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 61
Error Code 030-00X-XXX 030-01X-XXX SCSI interface failure 030-027-XXX SCSI interface Configuration/Setup error 030-03X-XXX 030-04X-XXX SCSI interface error 030-195-XXX SCSI interface Test aborted by user 030-196-XXX SCSI interface test halt, error signal cable 2. Check power supply 3. SCSI device 4. - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 62
Diagnostic Error Code 035-196-XXX RAID interface test halt, error threshold exceeded 035-197-XXX RAID interface test warning 035-198-XXX RAID interface test sure it is connected and/or enabled 2. Flash the system and re-test 3. Go to the ″Undetermined problems″ section 54 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 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 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 64
Error Code 086-196-XXX Mouse Port interface test halt, error Microprocessor test halt, error threshold exceeded 089- Go to the ″Undetermined problems″ section 1. Go to the ″Undetermined problems″ section 2. Flash 2. Go to the ″Undetermined problems″ section 1. If a component is called out, make - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 65
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 170-250-XXX 170-251-XXX Voltage Sensor(s) Voltage limit error 1. Power supply 2. System board 170-254-XXX Voltage Sensor(s) Voltage Regulator - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 66
Drive error 217-000-XXX Hard Disk Drive Test Passed 217-25X-XXX 217-26X-XXX Hard Disk Drive (IDE) error 58 Hardware Maintenance Manual FRU/Action 1. Go to the ″Undetermined problems″ section 2. Flash the system and re-test 3. Replace component under function test 1. Check fans 2. Check Power supply - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 67
Test Passed 415-XXX-XXX Modem error FRU/Action 1. Hard Disk Drive Cable 2. Check power supply voltages 3. Hard Disk drive (SCSI) 4. SCSI adapter card 5. System board 1. No action 1. Remove the Hi-Capacity Cartridge Drive and re-test the system 1. Keyboard 2. Check and test mouse 3. System board - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 68
. Beeps 1-2-X 4 Description v One beep v A pause (or break) v Two beeps v A pause (or break) v Any number of breaks Four continuous beeps Use the following table to diagnose beep symptoms. Beep Symptom 1-1-3 CMOS read-write error 1-1-4 ROM BIOS check error 1-2-X DMA error 1-3-X 1-4-4 1-4-X Error - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 69
beep code sequences 1. System Board One long and one short beep during POST. 1. Memory Module Base 640 KB memory error or shadow RAM error 2. System Board One long beep and two or three short beeps 1. Video Adapter (if installed) during POST. (Video error) 2. System Board Three short beeps - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 70
Enhanced. Symptom/Error No beep during POST but computer works correctly. No beep during POST. FRU/Action 1. System Board 1. See "Undetermined problems" on page 79. 2. System Board 3. Memory Module 4. Any Adapter or Device 5. Riser Card 6. Power Cord 7. Power Supply 62 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 71
the hard disk drive is working If the POST finishes without detecting any problems, a single beep sounds and the first screen of the operating system or application program appears. Note: Type 2271/6840/6841 computers default to come up quiet (no beep and no memory count and checkpoint code display - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 72
devices first, then power-on computer 4. CMOS Backup Battery (see "Safety Information" on page 128) System Board 5. System Board 6. Riser card 162 And unable to run diagnostics 1. Diskette Drive 2. System Board 3. Diskette Drive Cable 4. Riser card 163 Clock not updating or invalid time set - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 73
information only, no action required. If this code does not clear: 1XX Not listed above 201, 20X Memory data error 225 229 External cache test error FRU/Action 1. Run Setup. Check Stepping level for the BIOS level needed, then perform the flash update. 2. Processor 1. Run Setup. Check to see that - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 74
Run the Extended Memory Diagnostic tests. 1. Keyboard 2. Keyboard Cable 3. System Board 1. Mouse 2. Keyboard 3. Keyboard Cable 4. System Board 1. Keyboard 2. Keyboard Cable 3. System Board 1. Keyboard 2. Keyboard Cable 3. System Board 1. Video Adapter (if installed) 2. System Board 1. Diskette Drive - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 75
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 error 1. Run Setup 2. Processor 3. System Board 7XX Not listed above 1. Processor 2. System - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 76
to ensure at least one active partition is set active 1. 36/38 Workstation Adapter 1. Run Configuration. (See "Setup Utility program" on page 8.) 1. See "Power supply" on page 35. 2. Hard Disk Drive 3. System Board 4. Riser card 5. Hard Disk Cable 6. Power Supply 68 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 77
adapters to properly configure. 3. Remove any suspect ISA adapters. 4. Rerun diagnostics. 5. PCI Adapter 1. Possible hard disk drive problem; see "Hard disk drive boot error" on page 41. 1. Diskette Drive 2. Diskette Cable 1. BSC Adapter 1. SCSI Device 2. 16-bit AT Fast SCSU adapter 3. Alternate BSC - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 78
Error Code 5962 An IDE device (other than hard drive) configuration error Drive 3. CD-ROM Adapter 4. Zip or other ATAPI device 5. System Board 6. Riser card 1. 1st Store Loop Adapter 2. Adapter Cable 1. 2nd Store Loop Adapter 2. Adapter Cable 1. Network Adapter 1. Voice Adapter 1. Video Optical Drive - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 79
POST Error Code 10103, 10110, 101171 10117 Not listed above IBM modem 2. Modem 1. Check PSTN Cable 2. External DAA (if installed) 3. Modem 1. Modem 1. Data/Fax Modem 2. System Board 3. Riser card 1. Modem Adapter/A 2. Data/Fax Modem 3. System Board 4. Riser card 1. Run diagnostics 2. Hard Disk Drive - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 80
diagnostics 1. Run diagnostics Information only 1. Hard Disk Drive (ESDI) 2. Drive Cable 3. System Board 1. Run diagnostics 1. Run diagnostics 1. Check Configuration 2. Ethernet Adapter 1. Power-off computer, wait ten seconds then power-on the computer 2. Ethernet Adapter 1. Check Cables 2. Ethernet - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 81
POST Error Code 119XX 121XX 136XX 137XX 141XX 143XX 14710, 14711 Video Adapter 2. Adapter Video Memory 1. Video Adapter 1. Video Adapter (if installed) 2. System Board 3. Riser card 4. Display (any type) 1. External Display 2. Video Adapter 1. FaxConcentrator Adapter 1. 120 MB Internal Tape Drive - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 82
210XXXX Internal bus, size unknown 210XXX1 External bus, size unknown 1. SCSI Hard Disk Drive 2. SCSI Adapter or System Board 3. SCSI Cable 4. SCSI ID Switch (on some models) Tape Drive amber LED remains on 1. Tape Drive 2. SCSI Cable (internal) 3. SCSI Adapter or System Board 74 Hardware - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 83
POST Error Code FRU/Action Tape Drive green ″in use″ LED fails to come on 1. Tape Drive 2. SCSI Adapter or System Board 3. SCSI Cable (internal) 4. SCSI Cable (external) Tape automatically ejected from drive 1. Tape Cassette Drive SCSI ID on rotary switch does not match SCSI ID set in - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 84
Adapter 1. External Power Control 2. ServerGuard Adapter 1. Update diagnostic software 1. Personal Dictation System 2. Adapter 3. System Board 1. External FRU (Speaker, Microphone) 1. Possible hard disk drive problem; see "Hard disk drive boot error" on page 41. 76 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 85
of new MAC address) 1. Power Supply 2. System Board 3. Riser card 1. Diskette Drive 2. System Board 3. Diskette Drive Cable 4. Riser card 1. System Board 2. Primary Hard Disk Drive 3. Hard Disk Drive Cable 4. Riser card 1. Run the Memory tests 2. Memory Module 3. System Board Chapter 6. Symptom - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 86
blank or illegible display) 1. Display 2. System Board Power-on indicator or hard disk drive in-use 1. Power Supply light not on, but computer works correctly 2. System Board 3. LED Cables Printer problems 1. Printer Program loads from the hard disk with a known-good diagnostics diskette in the - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 87
32. f. Extended video memory g. External Cache h. External Cache RAM i. Hard disk drive j. Diskette drive 3. Power-on the computer to re-test the system. 4. Repeat steps 1 through 3 until you find the failing device or adapter. If all devices and adapters have been removed, and the problem continues - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 88
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Chapter 7. Parts © Copyright IBM Corp. 2000 81 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 90
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Chapter 7. Parts 83 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 92
supports the following models: xxG, xxF, xxA, xxC, xxT, xxD, xxM, xxV, xxU. Index 1 2 3 4 4 4 5 6 6 6 7 8 9 9 10 11 12 13 System (types 2251/6830/6831) FRU No. TOP COVER, BLACK (all) 19K7810 CHASSIS ASM (all) 19K7811 LED/POWER SWITCH ASM (all) 19K7858 CD-ROM DRIVE , VBF) POWER BUTTON (all - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 93
Index 13 13 13 14 15 15 15 15 15 15 15 15 15 System (types 2251/6830/6831) 20GB HARDFILE EIDE 5400 RPM (2251 - EAx, EBx, ECx) (6830 - CBx, EAx, EBx, GAx, GBx, TAx, TBx, TCx, KAG, KBG,VCG,VAU,VAF, GDG, GEG, TEG, TFG) (6831 - EAx, EBx,TAU,TAF,TAA,TAG) 30GB HARDFILE EIDE 7200 RPM (2251 - GAx, GBx, GCx - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 94
all) 09K9982 MEMORY 64MB SDRAM 33L3072 (2251/6831 - none) (6830 - CAx, KBG, GDG, GEG) MEMORY 128MB SDRAM VIDEO ADAPTER 09N5033 (2251 - GAx, GBx, GCx, GDx, TBx, TCx, TDx, TEx) (6830/6831 - none) POWER SUPPLY BRACKET (all) 37L2502 155W POWER SUPPLY (all) 00N7685 155W POWER SUPPLY Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 95
EAx, EBx, ECx) (6830 - EBx, GAx, GBx, TAx, TBx,VCG) (6831 - GAx, GBx) ATI RADEON 32Mb VIDEO CARD (2251 - TAG) ATI RADEON 32Mb VIDEO CARD (2251 - TAU) CABLE HARDFILE - ATA (all) CABLE DISKETTE DRIVE (all) MOUSE - Scrollpoint (Black) (6831 - EAx,EBx,GAx,GBx) MOUSE - 2 Button (Black) (2251 - T2U) (6830 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 96
(6831 -EAx, EBx, GAx, GBx, TAU, TAF, TAA, VAU, VAF, VAA, VBU, VBF, VBA, TAG, VBG) FRU No. 06P5157 09N0893 22P6849 06P5165 88 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 97
Keyboards (RAK 2 Black) US ENGLISH FRENCH CANADIAN 058 FRENCH CANADIAN 044 LA/SPANISH BRAZIL - PORTUGUESE ARABIC BELGIUM - FRENCH BELGIUM - ENGLISH BULGARIAN DANISH DUTCH FRENCH GERMAN GREEK - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 98
Computer Power Cords ARABIC AUSTRALIAN BELGIAN BULGARIAN CANADIAN CZECH DENMARK FINLAND FRANCE GERMAN HUNGARIAN ISRAEL ITALIAN LATIN AMERICAN NETHERLANDS 1339520 1339520 1339520 1339520 1339520 14F0015 1339520 1339520 14F0051 93F2364 14F0033 1339520 14F0069 36L8880 90 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 99
Special tools The following tools are required to service the computer models/types listed in this section of the service manual v Volt-ohm meter, IBM P/N 73G5404 v Wrap Plug, IBM P/N 72X8546 Chapter 7. Parts 91 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 100
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95 Alert on LAN 96 BIOS levels 97 Flash (BIOS/VPD) update procedure 98 Flash recovery boot block jumper 98 Power management 99 Automatic configuration and power interface (ACPI) BIOS 99 Advanced Power Management 99 Automatic Hardware Power Management features 100 Setting Automatic Hardware - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 102
recovery jumper from normal to clear. 4. Power-on the computer. The system senses the change in the position and erases the password. It is necessary to move the jumper back to the previous position. 5. Remind the user to enter a new password when service is complete. 94 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 103
computer. Vital product data Each computer has a unique Vital Product Data (VPD) code stored in the nonvolatile memory on the system board. After you replace the system board, the VPD must be updated. To update the VPD, see "Flash (BIOS/VPD) update number information and services from Retain-a-Group - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 104
unplugged from the power outlet v All POST errors v Operating system or POST hang condition Alert on LAN events are configured to be Enabled or Disabled from the LAN server only, and not from the computer. See the LAN administrator for configuration status information. 96 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 105
latest level BIOS available 1. IBM PC Company Home Page http://www.ibm.com/pc/us/ 2. PC PartnerInfo-Technical Database (CTSTIPS.NSF) 3. HelpCenter 4. Levels 1 and 2 Support To update (flash) the BIOS, see "Flash (BIOS/VPD) update procedure" on page 98. Chapter 8. Additional Service Information 97 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 106
Refer to "A40/A40P/A40i system board layout" on page 31 or the label inside the computer for more information. 3. Insert the upgrade diskette into the diskette drive. 4. Power-on the computer. The IBM Logo will appear. 5. When the Flash Update Utility appears, select the country/keyboard, then press - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 107
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 features of some personal computers. Automatic configuration and power interface (ACPI) BIOS Being an ACPI BIOS system, the operating - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 108
the following options. v System Power - Select On for the computer to remain on. - Select Off for the computer to shut down. v Processor power management (system power, processor speed, and display), as necessary. 7. Set Hard Disk to Enabled or Disabled. Note: This does not apply to SCSI drives - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 109
to a network. The Configuration/Setup Utility program includes settings that can be enabled and disabled to configure the network interface in the computer. These settings are the following: v Flash over LAN (Update POST/BIOS over Network) v Wake on LAN Chapter 8. Additional Service Information 101 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 110
set in the computer, it does not have to be entered by the server. To access the Flash over LAN setting, use the following procedure. 1. Start the Configuration/Setup Utility program. See "Setup Utility program" on page 8. 2. Select System Security. 3. Select POST/BIOS Update from the Configuration - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 111
guide 131 Problem determination tips 132 File updates 132 Adding adapters to the system 133 Software considerations 133 BIOS 133 Drivers . To avoid shock hazard: v The power cord must be connected to a properly wired wired receptacles. When possible, use one hand to connect or disconnect signal - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 112
hazardous radiation exposure. Removing the covers of the CD-ROM drive could result in exposure to hazardous laser radiation. There are no serviceable parts inside the CD-ROM drive. Do not remove the CD-ROM drive covers. DANGER Some CD-ROM drives contain an embedded Class 3A or Class 3B laser diode - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 113
hazardous. To avoid personal injury or equipment damage, disconnect the attached power cords, telecommunications systems, networks, and modems before you open the server covers, unless instructed otherwise in the installation and configuration procedures. Chapter 9. Related Service Information 105 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 114
tudo. 2. Remova primeiro o(s) cabo(s) de alimentação das tomadas. 3. Remova os cabos de sinal dos receptáculos. 4. Remova todos os cabos dos dispositivos. 106 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 115
Cuidado: Ao substituir a bateria, utilize apenas o Número de Peça IBM 33F8354 ou um tipo de bateria equivalente recomendado pelo fabricante. Se seu sistema o feixe de laser, não olhe diretamente com instrumentos óticos, e evite exposição direta ao raio. Chapter 9. Related Service Information 107 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 116
de telecomunicação, redes e modems antes de abrir as tampas do servidor, a menos que receba outras instruções nos procedimentos de instalação e configuração. 108 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 117
Chapter 9. Related Service Information 109 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 118
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placez le présent produit ou des périphériques qui lui sont raccordés, reportez-vous aux instructions ci-dessous pour connecter et déconnecter les différents cordons. Connexion Déconnexion 1. Mettez les des prises. 4. Débranchez tous les câbles des unités. 114 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 123
Remplacez la pile usagée par une pile de référence identique exclusivement - voir la référence IBM - ou par une pile équivalente recommandée par le fabricant. Si votre système observer à l'aide d'instruments optiques. évitez une exposition directe au rayon. Chapter 9. Related Service Information 115 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 124
hors tension et déconnectez ses cordons d'alimentation, ainsi que les câbles qui le relient aux réseaux, aux systèmes de télécommunication et aux modems (sauf instruction contraire mentionnée dans les procédures d'installation et de configuration). 116 Hardware Maintenance - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 125
. 3. Signalkabel von Anschlußbuchsen lösen. 3. ZSignalkabel an Anschlußbuchsen anschließen. 4. Alle Kabel von Einheiten lösen. 4. Netzstecker an Steckdose anschließen. 5. Gerät einschalten. Chapter 9. Related Service Information 117 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 126
Achtung: Eine verbrauchte Batterie nur durch eine Batterie mit der IBM Teilenummer 33F8354 oder durch eine vom Hersteller empfohlene Batterie ersetzen. Wenn Ihr System ein sehen, nicht direkt mit optischen Instrumenten betrachten und den Strahlungsbereich meiden. 118 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 127
angeschlossenen Netzkabeln, Telekommunikationssystemen, Netzwerken und Modems ist vor dem öffnen des Servergehäuses zu unterbrechen (sofern in Installations-und Konfigurationsanweisungen nicht anders angegeben). Chapter 9. Related Service Information 119 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 128
tutti i dispositivi. 2. Rimuovere prima il(i) cavo(i) di alimentazione dalla presa elettrica. 3. Rimuovere i cavi di segnale dalle prese. 4. Rimuovere tutti i cavi dalle unità. 120 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 129
la batteria, utilizzare solo una batteria IBM o batterie dello stesso tipo o di controlli, regolazioni o l'esecuzione di procedure on descritti nel presente manuale possono provocare l'esposizione a radiazioni pericolose. L'apertura di un di di sicurezza. Chapter 9. Related Service Information 121 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 130
, i sistemi di telecomunicazioni, le reti e ed i modem prima di aprire i coperchi del servente se non diversamente indicato nelle procedure di installazione e configurazione. 122 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 131
Chapter 9. Related Service Information 123 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 132
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cables de alimentación de las tomas. 3. Retire los cables de señal de los receptáculos. 4. Retire todos los cables de los dispositivos. Chapter 9. Related Service Information 125 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 134
Percaución: Al cambiar la batería, utilice únicamente la batería IBM Número de pieza 33F8354 o un tipo de batería equivalente recomendado por el fabricante. Si el sistema tiene al haz, no lo observe directamente con instrumentos ópticos y evite la exposición directa. 126 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 135
módems antes de abrir las cubiertas del servidor, salvo que se indique lo contrario en las instrucciones de las operaciones de instalación y configuración. Chapter 9. Related Service Information 127 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 136
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 ensure general safety: v Observe good housekeeping in the type of mat to protect yourself from electrical shock. 128 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 137
power before: - Performing a mechanical inspection - Working near power supplies power, if necessary. - Use only one hand when working with powered these instructions are power has been disconnected from a circuit. First, check that it has been powered nongrounded power extension cables, power surges, - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 138
service the following parts (or similar units) with the power on when they are removed from their normal operating places in a machine. This practice ensures correct grounding of the units.) - Power supply meets the specific service requirement. Note: plug on ac-operated computers. v Use the black - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 139
safety hazards due to attachment of non-IBM features or options not covered by this inspection guide. If any unsafe conditions are present, cables. 8. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with. Chapter 9. Related Service Information 131 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 140
non-working" systems will often resolve problems. File updates Use the World Wide Web (WWW) to download Diagnostic, BIOS Flash, and Device Driver files. To download NetVista file, do the following: v Go to http://www.ibm.com/. v Select Support. v Select Desktop computing from the ″Search by Category - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 141
to operate the basic system components: v Keyboard v Serial and parallel ports v Diskette drive v Hard disk drive v VGA display v Clock v Memory controller. The BIOS then starts the IPL or Boot functions. Drivers Device drivers are the BIOS for additional hardware. They are the communicators - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 142
v Power-on self-test (POST) v POST Beep codes v Test programs v Error messages POST does the following operations. v Checks some basic system board operations v Checks the memory operation v Starts the video operation v Verifies that the diskette drive is working v Verifies that the hard disk drive - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 143
v POST Beep codes are sounds emitted from 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 program finds a problem with a hardware component. v Software - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 144
instructions for the adapter I/O. v RAM is used for buffering. Two adapters using the same memory area will cause a failure. This failure might appear as a hardware failure. The IRQ levels, DMA channels, I/O address, and ROM and RAM addresses all become potential conflicts and system problems - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 145
ANSI ARTIC ASCII AT AVC BIOS bps BPS CCITT CCS CCSB CCSB Code for Interface Interchange Advanced Technology (refer to AT Bus) Audio Video Service Diskette Direct Access Storage Device (hard disk) Direct Memory Access Dynamic Random Access Memory Engineering Change Announcement Error Correction Code - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 146
Support Center Non-Volatile Random Access Memory Original Equipment Manufacturer Peripheral Component Interconnect Personal Computer Memory Card International Association Programmable Option Select Physical Unit Number (refer to SCSI) Redundant Array of Inexpensive Disks Random Access Memory - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 147
survey, complete it, and then fax it to IBM HMM Survey at 919-543-8167 (USA). Name Phone number 1. Do you like this manual? Please comment. h Yes h No 2. What would you like to see added, changed, or deleted in this manual 3. What is your service level experience level? h Less than five years - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 148
4. Which computers do you service most Thank you for your response! 140 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 149
in this document. The furnishing of this document does not give you any license to these patents. You can send license inquiries, in writing, to: IBM Director of Licensing IBM Corporation North Castle Drive Armonk, NY 10504-1785 U.S.A. Chapter 9. Related Service Information 141 - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 150
EduQuest HelpClub IBM Netfinity NetVista PC 700 Windows, Windows NT and the Windows logo are registered trademarks of Microsoft Corporation. Other company, product and service names used in this publication may be trademarks or service marks of other corporations. 142 Hardware Maintenance Manual - Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 151
- Lenovo NetVista | Hardware Maintenance Manual (HMM) for NetVista 2251, 6830, and - Page 152
Part Number: 22P2896 (1P) P/N: 22P2896
IBM NetVista
Hardware Maintenance Manual
A40 Type 6830/6831
A40i Type 2251
±²³