Lenovo NetVista A21 Hardware Maintenance Manual (HMM) for NetVista 2254, 2256,
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- Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 1
IBM Hardware Maintenance Manual Types 2254, 2256, 2257, 6336, 6337, 6339, 6341, 6342, 6346, 6347, 6348 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 2
- Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 3
IBM Hardware Maintenance Manual Types 2254, 2256, 2257, 6336, 6337, 6339, 6341, 6342, 6346, 6347, 6348 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 4
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 herein information about IBM products should be made to your IBM Authorized Dealer or your IBM Marketing Representative. - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 7
. . 69 SDRAM memory errors 70 Hard disk drive boot error 70 Power Supply Errors 71 Diagnostic error codes 72 Beep symptoms 90 No-beep symptoms 92 POST error codes 93 Miscellaneous error messages 107 Undetermined problems 109 Chapter 7. Parts 111 Small Desktop Model 111 Desktop Model 137 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 8
Chapter 8. Additional Service Information 197 Security features 197 Passwords 197 Vital product data 198 Management Information Format (MIF) . . . 198 Alert on LAN 199 BIOS levels 199 Flash (BIOS/VPD) update procedure . . . . . 200 Flash recovery boot block jumper 200 Power management 202 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 9
of these messages, refer to the information supplied with that software package. Notes: v Types 2254, 2256, 2257, 6336, 6337, 6339, 6341, 6342, 6346, 6347, and 6348 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 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - 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 the Diagnostic programs. If necessary, refer to "Diagnostics" on page 12. v If you receive an error, replace the part that the - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 11
technology Memory v Support for two dual in-line memory modules (DIMMs) v 512 KB flash memory for system programs Internal drives v 3.5-inch, 1.44 MB diskette drive (some models) v Internal hard disk drive v EIDE CD drive or DVD drive (some models) Video controller Dynamic video memory technology - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 12
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 Your computer might come with preinstalled software. If it does, an operating system, device drivers to support - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 13
Windows 95 v Microsoft Windows NT® Workstation Version 4.0 v Microsoft Windows XP Personal and Professional Specifications This section lists the physical specifications for your computer. Physical specification - small desktop model Dimensions Height: 88 mm (3.4 in.) Width ) sound-power levels: - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 14
Physical specification - desktop model Dimensions Height: 140 mm (5.5 in.) Width: 425 mm (16.7 in.) Depth: 425 mm (16.7 in) noise sources. The declared sound-power levels indicate an upper limit, below which a large number of computers will operate. Note: The computer is classified as a Class A - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 15
Physical specifications - microtower model Dimensions Height: 192 mm (7.6 in.) Width: 385 mm (15.2 in.) Depth: 388 mm (15.3 in.) noise sources. The declared sound-power levels indicate an upper limit, below which a large number of computers will operate. Note: The computer is classified as a Class - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 16
8 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 17
the hard disk drive for use. . . . . . 17 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 18
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 19
Note: This item should only appear if the IBM Backup and Restore program has been installed v Full recovery This utility reformats the hard drive and restores all original files. v System utilities 1. Repair (Windows NT 4.0 and 2000 Only) This runs the Windows NT 4.0 emergency repair utility. 2. Run - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 20
components. For a complete list of error codes and messages, see ″Symptom-to-FRU Index″ on page 69. Diagnostics program download To download the Diagnostics program, 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 21
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 22
format. v ChkDigits: Contains a 2-digit check-digit value to ensure the following: - Diagnostics were run on the specified date. - Diagnostics were run on the specified IBM computer. - The diagnostic error code is recorded correctly. v Text: Description of the error. 14 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 23
, an error message is shown, and the test fails. If no SMART is supported by the drive, the test returns with ″N/A″. Quick and Full erase - hard drive The Diagnostics program offers two hard drive format utilities: v Quick Erase Hard Drive v Full Erase Hard Drive The Quick Erase Hard Drive provides - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 24
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 25
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 26
18 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 27
an additional IDE hard disk drive 42 Installing a Rope Clip - desktop model . . . . . 42 Replacing the cover and connecting the cables desktop model 43 Removing the cover - microtower model . . . . 44 Locating components - microtower model . . . . 46 Moving the power supply - microtower model - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 28
1 Front USB connector 2 Front USB connector The following illustration shows the location of the connectors on the front of the desktop computer. 1 Front USB connector 2 Front USB connector 20 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 29
The following illustration shows the location of the connectors on the front of the microtower computer. 1 Front USB connector 2 Front USB connector Chapter 4. Installing Options 21 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 30
connector 4 Serial connector 5 Power connector 6 PCI slots 7 Microphone connector 8 Audio line in connector 9 Audio line out connector 10 USB connectors 11 Monitor connector 12 Serial connector 13 Keyboard connector Note: The connectors on the rear of the computer have color-coded icons to help - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 31
location of the connectors on the rear of the desktop model computer. 1 Power connector 2 Mouse connector 3 Parallel connector 4 Ethernet connector Monitor connector 12 Serial connector 13 Keyboard connector Note: The connectors on the rear of the computer have color-coded icons to help you to - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 32
the connectors on the back of the microtower model computer. 1 Mouse connector 2 Keyboard connector 3 Serial connector 4 Parallel connector 5 11 Serial connector 12 PCI slots 13 Power connector Note: The connectors on the rear of the computer have color-coded icons to help you to determine where - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 33
computer to external devices, such as powered stereo speakers (speakers with built-in amplifiers), headphones (greater than 18 ohms), multimedia keyboards computer. Microphone connector Used to attach a microphone to your computer when you want to record voice or other sounds on the hard disk - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 34
one account. Check your ISP access agreement for more information. Removing the cover - small desktop model To remove the cover: 1. Shut down your operating system, remove any media (diskettes, CDs, or tapes) from the drives, and turn off all attached devices and the computer. 2. Unplug all power - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 35
help you locate the various components in your computer. 1 Power supply 2 PCI slot 3 System board 4 Microprocessor and heat sink 5 DIMM 6 Hard disk drive 7 CD drive or DVD drive 8 Diskette drive Identifying parts on the system board - small desktop model The system board, also called the planar - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 36
1 Fan connector 2 Microprocessor 3 DIMM 1 4 DIMM 2 5 Power connector 6 Power connector 7 Hard disk LED connector 8 Power LED connector 9 Diskette connector 10 Secondary IDE connector 11 Primary IDE connector 12 Front USB connector 13 Virtual clear CMOS/BIOS recovery jumper (JP14) 14 Battery 15 PCI - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 37
, go to "Replacing the cover and connecting the cables - small desktop model" on page 33. Installing adapters - small desktop model This section provides information and instructions for installing and removing adapters. Your computer has three expansion slots for low profile peripheral component - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 38
Your computer might come with the following IBM-installed drives: v A 3.5-inch diskette drive in bay 1 v A CD drive or DVD drive in bay 2 v A 3.5-inch hard disk drive in bay 3 Bays that do not have drives installed have a static shield and bay panel installed. 30 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 39
- Max Height: 41.3 mm (1.6 in.) 3 Bay 3 - Max Height: 12.7 mm (0.5 in.) 3.5-inch diskette drive (preinstalled in some models) CD-ROM drive (standard in some models) 3.5-inch hard disk drive (preinstalled) Notes: 1. Drives that are greater than 41.3 mm (1.6 in.) high cannot be installed. 2. Install - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 40
board - small desktop model" on page 27. c. Connect one end of the signal cable to the secondary IDE connector on the system board and the other to the CD drive or DVD drive. d. Your computer has extra power connectors for connecting additional drives. Connect the power cable to the drive. 8. If you - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 41
other cables that are connected to the computer. To install a Rope Clip: 1. Remove the cover (see "Removing the cover - small desktop model" on page 26). 2. including power cords and telephone lines. Also, depending on the option that is installed, you might need to confirm the updated information - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 42
report" on page 13. Removing the cover - desktop model To remove the cover: 1. Shut down your operating system, remove any media (diskettes, CDs, or tapes) from the drives, and turn off all attached devices and the computer. 2. Unplug all power cords from electrical outlets. 3. Disconnect all cables - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 43
you locate the various components in your computer. 1 CD drive or DVD drive 2 USB connector 3 USB connector 4 Hard disk drive 5 Diskette drive 6 DIMMs 7 System Board 8 Microprocessor and heat sink 9 PCI slots Identifying parts on the system board - desktop model The system board, also called the - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 44
1 Fan connector 2 Microprocessor 3 DIMM 1 4 DIMM 2 5 Power connector 6 Power connector 7 Hard disk LED connector 8 Power LED connector 9 Diskette connector 10 Secondary IDE connector 11 Primary IDE connector 12 Front USB connector 13 Virtual clear CMOS/BIOS recovery jumper 14 Battery 15 PCI slot 16 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 45
go to "Replacing the cover and connecting the cables - desktop model" on page 43. Installing adapters - desktop model This section provides information and instructions for installing and removing adapters. Your computer has three expansion slots for peripheral component interconnect (PCI) adapters - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 46
section. v To complete the installation, go to "Replacing the cover and connecting the cables - desktop model" on page 43. Installing internal drives - desktop model This section provides information and instructions for installing and removing internal drives. 38 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 47
is important to correctly connect the internal drive cables to the installed drive. Drive specifications Your computer comes with the following IBM-installed drives: v A CD-ROM drive in bay 1 (some models) v A 3.5-inch hard disk drive in bay 3 v A 3.5-inch diskette drive in bay 4 Models that do not - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 48
steps. 1. Remove the cover. See "Removing the cover - desktop model" on page 34. 2. If your computer has a CD drive or DVD drive, you might need to remove the signal and power cables from the drive. 3. If the drive you installed is a removable-media drive, remove the bay panel from the front bezel - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 49
bay. Align the screw holes and insert the two screws. 8. Pivot the drive bay cage back into place. 9. Each integrated drive electronics (IDE) drive requires two cables; a four-wire power cable that connects to the power supply and a signal cable that connects to the system board. You might also have - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 50
. One end of the three-connector cable connects to the hard disk drive and the other connects to the system board. See "Identifying parts on the system board - desktop model" on page 35. 4. Connect the extra connector in the signal cable to the new hard disk drive. 5. Your computer has extra power - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 51
the cables - desktop model After working with options, power cords and telephone lines. Also, depending on the option that is installed, you might need to confirm the updated information in the Configuration/Setup Utility program. To replace the cover and connect cables to your computer - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 52
computer until the cover snaps into place. 4. Reconnect the external cables and cords to the computer. 5. To update drives, and turn off all attached devices and the computer. 2. Unplug all power cords from electrical outlets. 3. Disconnect all cables attached to the computer. This includes power - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 53
4. Remove the thumbscrews from the rear of the computer and slide the cover toward the rear of the computer. Chapter 4. Installing Options 45 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 54
and heat sink 2 DIMM 3 PCI adapter 4 Power supply Moving the power supply - microtower model To perform some operations inside the computer, you might need to move the power supply to access parts of the system board that are difficult to see or hard to reach. Use the following procedure to - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 55
2. Push the metal tab and slide the power supply unit upward. 3. Rotate the power supply outward as shown. Chapter 4. Installing Options 47 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 56
replace the power supply, reverse these steps. Identifying parts on the system board - microtower model The system board, also called the planar or motherboard, is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are IBM-installed - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 57
1 Fan connector 2 Microprocessor 3 DIMM 1 4 DIMM 2 5 Power connector 6 Power connector 7 Hard disk LED connector 8 Power LED connector 9 Diskette connector 10 Secondary IDE connector 11 Primary IDE connector 12 Front USB connector 13 Virtual clear CMOS/BIOS recovery jumper 14 Battery 15 PCI slot 16 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 58
v Replace the power supply. v To work with another option, go to the appropriate section. v To complete the installation, go to "Replacing the cover and connecting the cables - microtower model" on page 56. Installing adapters - microtower model This section provides information and instructions for - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 59
to read other types of media. Some of the different drives that are available for your computer are: v Hard disk drives v Tape drives v CD drives or DVD drives v Removable media drives Internal drives are installed in bays. Within this book, the bays are referred to as bay 1, bay 2, and so on - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 60
to correctly connect the internal drive cables to the installed drive. Drive specifications Your computer comes with the following IBM-installed drives: v A CD drive or DVD drive in bay 1 (some models) v A 3.5-inch diskette disk drive in bay 3 v A 3.5-inch hard drive in bay 4 Models that do - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 61
computer has a CD drive or DVD drive, you might need to remove the signal and power cables from the drive. 2. Remove the bay panel from the drive CD drive or DVD drive, set as a master device. v If it is an additional CD drive or DVD drive, set as a slave device. v If it is a hard disk drive, set - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 62
cable to the drive and the other to the secondary IDE connector on the system board. To reduce electronic noise, use the connectors at the end of the cable only. 4. Your computer has extra power connectors for additional drives. Connect a power connector to the drive. 54 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 63
One end of the three-connector cable connects to the hard disk drive and the other connects to the system board. See "Identifying parts on the system board - microtower model" on page 48. 4. Connect the extra connector in the signal cable to the new hard disk drive. 5. Your computer has extra power - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 64
, including power cords and telephone lines. Also, depending on the option that is installed, you might need to confirm the updated information in the Configuration/Setup Utility program. To replace the cover and connect cables to your computer: 1. Ensure that - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 65
the external cables and cords to the computer. 8. To update the configuration, see "Module test menu/hardware configuration report" on page 13. Important: When the power cord is first plugged in, the computer might appear to power on for a few seconds, then power off. This is a normal sequence to - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 66
58 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 67
- Desktop Model . . . . . 63 Power supply removal - Desktop Model . . . . . 64 Replacing a system board - Microtower Model . . 65 Replacing a processor - Microtower Model . . . . 66 Power supply removal - Microtower Model . . . 66 Identifying parts on the system board © Copyright IBM Corp - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 68
1 Fan connector 2 Microprocessor 3 DIMM 1 4 DIMM 2 5 Power connector 6 Power connector 7 Hard disk LED connector 8 Power LED connector 9 Diskette connector 10 Secondary IDE connector 11 Primary IDE connector 12 Front USB connector 13 Virtual clear CMOS/BIOS recovery jumper 14 Battery 15 PCI slot 16 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 69
" on page 199, "Vital product data" on page 198, and "Flash (BIOS/VPD) update procedure" on page 200. 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 70
is attached to the base of the chassis by a latch on the front. Slide the power supply forward to dislatch if from the chassis. 4. Lift out the power supply. Replacing a System Board - Desktop Model Important: Before replacing a system board, back up Asset information by using the "Asset EEPROM - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 71
" on page 199, "Vital product data" on page 198, and "Flash (BIOS/VPD) update procedure" on page 200. 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 72
a static-protective bag for possible future use. Power supply removal - Desktop Model 1. Remove the cover. See "Removing the cover - desktop model" on page 34. 2. Remove the four screws that hold the power supply to the back of the chassis. 3. The power supply is attached to the base of the chassis - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 73
" on page 199, "Vital product data" on page 198, and "Flash (BIOS/VPD) update procedure" on page 200. 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 74
v Memory modules 6. Ensure that the new system board jumper settings match the old page 44). 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. 66 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 75
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 67 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 76
6. Pull the power supply forward and carefully rotate it toward the front of the chassis. 68 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 77
-FRU Index SDRAM memory errors 70 Hard disk drive boot error 70 Power Supply Errors 71 Diagnostic error codes 72 Beep symptoms 90 No-beep symptoms 92 POST error codes 93 Miscellaneous error messages 107 Undetermined problems 109 The Symptom-to-FRU index lists error symptoms and possible - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 78
from BIOS. Test aborted by user Replace the system board. Restart test. Note: Y is the SDRAM socket number. Use the System Board Layout section in the latest Hardware Maintenance Manual (HMM) to reference the memory sockets. Hard disk drive boot error A hard disk drive boot error (error code - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 79
Power Supply Errors If the power-on indicator is not on, the power supply fan is not running, or the computer will not power-off, use the following procedures. Check/Verify Check the following for proper installation. v Power Cord v On/Off Switch connector v On/Off Switch Power Supply connector v - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 80
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 81
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 82
-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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 83
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 84
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 85
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 86
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 87
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 88
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 89
″ 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 90
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 91
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 92
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 84 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 93
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 94
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 95
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 96
Drive error 217-000-XXX Hard Disk Drive Test Passed 217-25X-XXX 217-26X-XXX Hard Disk Drive (IDE) error 88 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 97
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 98
. 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 99
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 100
. 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 109. 2. System Board 3. Memory Module 4. Any Adapter or Device 5. Riser Card 6. Power Cord 7. Power Supply 92 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 101
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 is working If the POST finishes without detecting any problems, a single beep sounds and the first screen of the operating - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 102
devices first, then power-on computer 4. CMOS Backup Battery (see "Safety information" on page 207) 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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 103
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 104
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 105
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 106
Board 1. SDLC Adapter 1. Run FDISK to ensure at least one active partition is set active 1. 36/38 Workstation Adapter 1. Run Configuration. (See "Setup Utility program" on page 10.) 1. Hard Disk Drive 2. System Board 3. Riser card 4. Hard Disk Cable 5. Power Supply 98 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 107
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 70. 1. Diskette Drive 2. Diskette Cable 1. BSC Adapter 1. SCSI Device 2. 16-bit AT Fast SCSU adapter 3. Alternate BSC - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 108
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 109
POST Error Code 10103, 10110, 101171 10117 Not 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 Enhanced Diagnostics 2. Hard Disk Drive - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 110
Run Enhanced Diagnostics Information only 1. Hard Disk Drive (ESDI) 2. Drive Cable 3. System Board 1. Run Enhanced Diagnostics 1. Run Enhanced 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 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 111
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 112
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 104 Hardware - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 113
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 114
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 70. 106 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 115
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 116
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 117
components (if installed) one at a time. a. Non-IBM devices b. External devices (modem, printer, or mouse) c. Any adapters d. Riser card e. Memory modules 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 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 118
110 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 119
Chapter 7. Parts Small Desktop Model Types 2256, 6339, 6346 © Copyright IBM Corp. 2000 111 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 120
1 10 9 2 3 4 5 6 8 7 Machine Type 2256 1 Top Cover Assembly, Black (models 22T 23V 52T 53V 81V 93V 1FA 2AA 95A 12Q 22Q 23M B3M 51Q 52Q 54M 71Q 82M 92M 91Q,72J 73J 74J 75J 94J 76J 77J 78J 83J 84J 1AJ 1BJ 1CJ 1DJ 2BJ 23C 95A) 31P5610 112 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 121
96J 97J 98J 99J) 33L3074 3 256 MB SDRAM Memory (model 94J 2BJ) 33L3076 4 System Board W/O . Only install the same systemboard part number as the one you removed. 5 5.25 DASD Bracket (all models) 7 3.5″ 1.44MB Diskette Drive, Black Bezel (all models) 76H4091 8 3.5 FDD Bracket - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 122
2256 9 Basic Chassis, Black (all models) 10 120 W Power Supply, PFC version (all models) Front panel assembly (models 84J 1AJ High Volt Bezel Kit, Black (all models) 114 Hardware Maintenance Manual 31P5611 25P4966 32P4158 32P4159 32P4156 32P4165 22P4709 33P0855 49P0010 49P0009 10K1689 06P2458 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 123
models) Misc Parts (all models) Planar EMC Shield (I/O Bracket Assembly) (all models) Power/LED Cable Assembly (all models) Daughter Card 2 USB/SPDIF/Audio (all models) 7' 74J 75J 81V 91Q 93V 94J 76J 77J 78J 96J 97J 98J 99J) Recovery CDs Win ME - Machine Type 2256 US English UK English AP English ( - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 124
Slovak Greek Turkish Thai (model 22T 52T) 25P5979 25P5980 25P5981 25P5982 25P5983 Recovery CDs Win 2K - Machine Type 2256 US English Win 2K (models Win 2K (models 1BT, 28T, PCT) 116 Hardware Maintenance Manual 25P6019 25P6020 25P6021 25P6022 25P6023 25P6024 25P6025 25P6026 25P6027 25P6028 25P6029 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 125
25P6111 25P6112 25P6113 25P6114 25P6115 25P6129 25P6116 25P6117 25P6118 25P6119 25P6120 25P6121 25P6122 25P6123 25P6124 25P6125 25P6126 25P6127 25P6104 Recovery CDs Win XP Home - Machine Type 2256 English (models 71Q 91Q 1FA 2AA 95A) French German Italian Spanish 33P2085 33P2088 33P2091 33P2094 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 126
Recovery CDs Win XP Home - Machine Type 2256 Brazil/Portuguese Swedish Danish Keyboard (black) Hebrew, Rapid Access IIIe Keyboard (black) Hungarian, Rapid Access IIIe Keyboard (black) Iceland, Rapid Access IIIe Keyboard (black) Italy, Rapid Access IIIe Keyboard (black) 118 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 127
) Yugoslav/Latin, Rapid Access IIIe Keyboard (black) Japanese, Rapid Access IIIe Keyboard (black) 19K1928 19K1930 19K1931 19K1932 19K1933 19K1934 19K1935 19K1936 19K1937 19K1938 19K1939 19K1940 19K1941 19K1942 19K1943 19K1944 19K1945 19K1946 19K1947 19K1908 Power Cords - Machine Type 2256 Arabic - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 128
Power 05K2876 02K0545 Machine Type 6339 1 Top Cover Assembly, B7F C2G 41U 41F 42S SP 55A 55F 55U 81U 71G 72G 72A 2AJ 27J, 26G) 24P5944 2 Intel Celeron 900MHz (models 41U 41F 41G 41A 41T 41Q 41J 42S 42P 43S 81U) 48P5040 2 Intel Celeron 1.1 GHz (models 81U 71G 72G 72A 73A 1AA - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 129
6339 68P 83J) 33L3072 3 128 MB SDRAM Memory (models PAJ PBJ 14A 24U 24F 66F 66A PCJ 55A 55F 55U 81U 71G 72G 72A 73A 82J 83J Only install the same systemboard part number as the one you removed. 5 5.25 DASD Bracket (all models B3F B8G 26U 26G B7U B7F C2G 41U 41F 41A 41T 41Q 41J 44U 44F - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 130
55A 55F 55U 81U 2AJ 2BJ 2CJ 2DJ 2EJ 2FA 3AA 1AA) 7 3.5″ 1.44MB Diskette Drive, 3 Mode 41U 41F 42S 42P 43S 43P 44U 44F 48U 48F B6U B6F B6J 51-SP 52-SP 54-UF 56-UFG 64-UFG 66-UF 67-SP 68-SP 55A 55F 55U 81U 71G 72G 72A 2AJ 2BJ 2CJ 2DJ 2EJ 2FA 3AA 1AA 1BJ 1CJ 1DJ 1EJ 1FJ) 10 120 W Power Supply - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 131
Type 6339 Fansink - Heatsink with Fan and Clip Assembly (models 81U 71G 27J B6J B7J B8J B8G C1T C1Q 16U 26G B7U B7F C2G 41U 41F 41G 41A 41T 41Q 41J 44U 44F 44A 45J 46J 49G 1AA 1BJ 1CJ 1DJ 1EJ 1FJ) Mouse - Scrollpoint III, USB, Black IBM Wheel Mouse, PS2 (models PAJ PBJ PCJ 84J) Bezel Kit, White ( - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 132
Assembly) (all models) Power/LED Cable Assembly (all models) Recovery CDs Win 2K - Machine Type 6339 US English Win 2K (models 23U 24U 26U B4U B5U B8U 41U 44U 48U B6U 54U 41G 56G 57G 64G 65G 72G) 124 Hardware Maintenance Manual 31P5617 31P5618 75H9219 31P5603 25P6152 31P5621 32P4066 32P4069 32P4067 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 133
) Japan Win 2K (models 24J 41J B6J 56J 64J 82J 2AJ 1BJ) 25P6036 25P6037 25P6038 25P6039 25P6040 25P6041 46P4685 Recovery CDs Win 98 SE - Machine Type 6339 US English (models 21U B3U 16U B7U 41U 44U 48U B6U 66U 55U) UK English (model 44G 71G) AP English (models 11A 21A A1A B3A C1Q - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 134
71G) Thai (model C1T 41T) Recovery CDs Win XP Home - Machine Type 6339 English (models 81U 73A) French German Italian Spanish Brazil, 1DJ 1EJ) Recovery CDs Win XP Pro - Machine Type 6339 English (models 2FA 3AA 1AA) Japan (model 2EJ 1FJ) Keyboards, Netvista PS2 - Machine Type 6339 US English, white - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 135
32P5061 32P5062 32P5063 32P5064 32P5065 32P5066 32P5067 32P5068 32P5069 32P5070 32P5071 32P5072 32P5073 32P5074 32P5075 32P5076 32P5077 32P5078 Keyboards, Netvista PS2 - Machine Type 6339 US English, Black (all models) Arabic, Black (all models) Belgium/French, Black (all models) Belgium/UK, Black - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 136
Keyboards, Netvista PS2 - Machine Type 6339 Danish, Black (all models) Dutch, Black (all models) French, Black (all models) 6339 US English, Black French Canadian, Black LA Spanish, Black Arabic, Black Belgium/French, Black Belgium/UK, Black Bulgarian, Black 128 Hardware Maintenance Manual 32P5007 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 137
37L2571 37L2572 37L2573 37L2574 37L2575 37L2576 37L2577 37L2578 37L2579 37L2580 37L2581 37L2582 37L2583 37L2585 37L2587 37L0913 37L2584 Keyboards, PC Next Lite - Machine Type 6339 US English, White French Canadian, White LA Spanish, White Arabic, White Belgium/French, White Belgium/UK, White - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 138
10J 20J) Power Cords - Type 6339 Arabic ( all models) Australian (all models) Belgian (all models) Bulgarian (all models) Canadian (all models) Czechoslovakian (all models) Denmark (all models) Finland (all models) France (all models) German (all models) 130 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 139
Power Cords - Type 6339 Hungarian (all models) Israel (all models) Italian (all Memory (models B3M, 23C, 23M, 23V) 4 System Board W/O Mem/Proc (all models) Important: These models may contain systemboard part number 49P0404 or 33P0825. Only install the same systemboard part number as the one - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 140
Diskette Drive, Black Bezel (models 12Q, 22Q, 22T, 23C, 23M, 23V, B3M) 8 3.5 FDD Bracket (all models) 9 Basic Chassis, Black (all models) 10 120 W Power Supply, 22Q, 22T, 23C, 23V) 132 Hardware Maintenance Manual 76H4091 31P5619 31P5611 25P4966 10K1689 06P2458 19K1560 19K1562 19K2965 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 141
Win 2K (model 24G) Polish Win 2K (model 24G) Hungarian Win 2K (model 24G) Turkish Win 2K (model 24G) Thai Win 2K (model 24T) Recovery CDs Win 98 SE - Machine Type 6346 US English UK English AP English French Canadian French Spanish LA Spanish Portuguese Brazil, Portuguese German Italian Dutch - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 142
Recovery CDs Win 98 SE - Machine Type 6346 Finnish Norwegian Swedish Arabic Enabled Hebrew Czech Russian Polish Hungarian Slovenian Slovak Greek Turkish Thai Keyboards Polish, white Portuguese, white 134 Hardware Maintenance Manual 25P6115 25P6129 25P6116 25P6117 25P6119 25P6120 25P6121 25P6122 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 143
/Latin, white Brazil/Portuguese, white 32P5064 32P5065 32P5066 32P5067 32P5068 32P5069 32P5070 32P5071 32P5072 32P5073 32P5074 32P5075 32P5076 32P5077 32P5078 Keyboards - Machine Type 6346 US English, Black (model 24U) Arabic, Black (model 24G) Belgium/French, Black (model 24G) Belgium/UK, Black - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 144
Keyboards - Machine Type 6346 Romanian International, Black Yugoslav/Latin, Black (model 24G) Brazil/Portuguese, Black Power Cords - Type 6346 Arabic (all models) Australian (all models) Swiss (all models) 136 Hardware Maintenance Manual 32P5024 32P5025 32P5026 32P5027 32P508 32P5029 32P5030 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 145
1.44MB Diskette Drive, No Bezel (all models) 10 3.5 DASD Bracket (all models) 11 Fan/Speaker Bracket (all models) 12 Chassis Assembly (all models) 13 I/O Cam Bracket (all models) 14 155 W Power Supply - Japan & EMEA (model 27G) 14 155 W Power Supply - China 14 155 W Power Supply, uATX - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 146
ATA-66 (2 drop) (all models) Cable Assembly Ultra ATA HDD Cable (all models) Recovery CDs Win 2K - Machine Type 6347 US English Win 2K (model 27U) UK English 27G) Thai Win 2K (model 27T) 138 Hardware Maintenance Manual 19K5331 33F8354 10L6145 09N5748 09N5747 09N5732 09N5733 09N5764 03K9655 31P5617 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 147
Recovery CDs Win 98 SE - Machine Type 6347 US English UK English AP English French 25P6113 25P6114 25P6115 25P6129 25P6116 25P6117 25P6119 25P6120 25P6121 25P6122 25P6123 25P6124 25P6125 25P6126 25P6127 25P6104 Keyboards - Machine Type 6347 US English, white (all models) Arabic, white (all models) - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 148
Keyboards - Machine Type 6347 German, white /Latin, white (all models) Brazil/Portuguese, white (all models) Power Cords - Type 6347 Arabic (all models) Australian (all models) models) Israel (all models) 140 Hardware Maintenance Manual 32P5052 32P5053 32P5054 32P5055 32P5056 32P5057 32P5058 32P5059 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 149
Power Cords - Type 6347 Italian (all models) Latin American (all models) Netherlands (all models) New Zealand (all models) Norwegian 27D A1A A2A B3A B4U B4F B5U B5F B5G B6G B7U B7A PAG PBG PCG PCT PCQ B7F 51G 52G 41U 41F 41S 41P 41A 41C 41M 41D 41V 44U 44F 44A 44T 44Q 45T 45Q 58U 58S 58F 58P 58A - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 150
51G 52G 41U 41F 41S 51G 52G 41U 41F 41S , Black (models 81U 81S 81P 82S 82P , Black (models 81U 81S 81P 82S 82P , Black (models 81U 81S 81P 82S , Black (models 81U 81S 81P 82S models) 19K5548 5 3.5″ 1.44MB Diskette Drive, No Bezel (all models) 75H9550 51G 52G 41U 41F 41S 92P 92S 81U 81S 81P - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 151
Only install the same systemboard part number as the one you removed. 12 EMC Planar Shield (all models 28Q 41G 42G) 13 Intel Celeron 900MHz (models 41U 41F 41S 41P 41A 41C 41M 41D 41V 42S 33P0807 13 Intel Celeron 1.2GHz (models 75G 76G 77G 81U 81S 81P 82S 82P 83U 83S 83P 7BG 7CG) 32P0809 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 152
81U 81S 81P 82S 82P 83U 83S 83P D1U D1S D1P D2S D2P D3U D3S D3P 79G 7AG) 14 128 MB SDRAM Memory PCT PCQ B7F B8M B8D 13A 13T 20U 41U 41F 41S 41P 41A 41M 41D 41V 42S Power Supply - China (models 13C 21C 27C B8C 41C 42C 58C 62C 64C 54C 91C 93C) 00N7689 16 185 W Power Supply (models 81U Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 153
Button Mouse (all models) 2 Button Mouse, Black (models 81U 81S 81P 82S 82P 83U 83S 83P D1U D1S D1P D2S D2P Assembly Ultra ATA HDD Cable (all models) Power button/led/cable assembly (all models) 37L5092 Recovery CDs Win 2K - Machine Type 6341 US English Win 2K (model 27U B5U B7U 41U 58U 64U - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 154
Recovery CDs Win 2K - Machine Type 6341 French Win 2K (models PCG 19G 26G 3DG 35G 58G 72G 74G,76G 79G 7BG 7DG 7EG) 146 Hardware Maintenance Manual 25P6022 25P6023 25P6024 25P6025 25P6026 25P6027 25P6072 25P6061 25P6028 25P6029 25P6030 25P6031 46P4685 33P2150 25P6033 25P6035 25P6036 25P6037 25P6038 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 155
Recovery CDs Win 2K - Machine Type 6341 Hungarian Win 2K (models PCG 19G 26G B5G 32G 42G 79G 7BG 7DG 7EG) Thai Win 2K (model 1BT 28T PCT 45T 57T 59T 5BT 66T PDT PGT) 25P6039 25P6040 25P6041 Recovery CDs Win 98 SE - Machine Type 6341 US English (models 23U B4U 20U 44U 65U 5AU) UK English (models 22G - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 156
Recovery CDs Win 98 SE - Machine Type 6341 Arabic Enabled (models 22G B6G PAG PBG 13G 71G 73G 75G) Thai (models 25T 13T 44T 51T 54T 5AT 65T) Japan (model 62J) Recovery CDs Win XP Pro - Machine Type 6341 US English (models 81U D1U 77G 78G 7AG 7CG E1U E3U 7DG 7EG) French (models 77G 78G 7AG 7CG E1F 7DG - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 157
81U D1U 77G 78G 7AG 7CG E1U E3U 7DG 7EG) Traditional Chinese (models 77G 78G 7AG 7CG E1F 7DG 7EG) H.K. Traditional Chinese (models 81S D1S 78G E1S E2S E3S) 46P4010 46P4011 46P4012 Recovery CDs Win XP 46P4762 46P4767 62P7754 46P6730 46P6727 46P6736 Keyboards PS2 NetVista, White - Machine Type 6341 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 158
Keyboards PS2 NetVista, White - Machine Type 6341 Czech, white (all models) Danish, white (all models) Dutch models) Arabic (all models) Belgium/French (all models) 150 Hardware Maintenance Manual 32P5046 32P5047 32P5048 32P5049 32P5050 32P5051 32P5052 32P5053 32P5054 32P5055 32P5056 32P5057 32P5058 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 159
37L2535 37L2536 37L2537 37L2538 37L2539 37L2540 37L2541 37L2542 37L2543 37L2544 37L2545 37L2546 37L2547 37L2548 28L1860 37L2550 25P6034 25P6118 Keyboards PS2 Fullwidth, Black - Machine Type 6341 US English (models 81U 83U D1U D3U 79G 7AG E1U E3U 7DG 7EG CAU CBU) Arabic (models 79G 7AG 7DG 7EG - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 160
Keyboards PS2 Fullwidth, Black - Machine Type 6341 Chinese/US Hong Kong/Taiwan Czech (models 83P D1P D2P D3P E1P E2P E3P) Power Cords - Type 6341 Arabic (all models) Australian (all models) Belgian (all models) 152 Hardware Maintenance Manual 32P5105 32P5106 32P5107 32P5108 32P5109 32P5110 32P5111 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 161
Power Cords - Type 6341 Bulgarian (all models) Canadian (all models) Czechoslovakian ( CVF CVU G03 G04) 19K1533 4 EMC Shield for 5.25″ Bay (all models) 19K5548 5 3.5″ 1.44MB Diskette Drive, No Bezel (all models) 75H9550 6 20 GB Hardfile EIDE 5400rpm (models CVF CVU G03 G04) 19K1560 6 40 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 162
as the one you Memory (models CVF CVU G03) 15 I/O Cam Bracket (all models) 16 155 W Power Supply, uATX (models CVF CVU G03 G04) 16 155 W Power Supply - Japan & EMEA 16 155 W Power Supply Recovery CDs Win 2K - Machine Type 6336 US English Win 2K (model CVU G03) 154 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 163
Recovery CDs Win 2K - Machine Type 6336 UK English Win 2K AP English Win 2K French Localized Win 2K Czech Win 2K Russian Win 2K Polish Win 2K Hungarian Win 2K Turkish Win 2K Thai Win 2K Recovery CDs Win 98 SE - Machine Type 6336 US English (model CVU G04) UK English AP English French Canadian French - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 164
Recovery CDs Win 98 SE - Machine Type 6336 Arabic Enabled Hebrew Czech Russian Polish Hungarian Slovenian Slovak Greek Turkish Thai Keyboards - Machine Type 6336 US English white Serbian/Cyrillic, white 156 Hardware Maintenance Manual 25P6117 25P6119 25P6120 25P6121 25P6122 25P6123 25P6124 25P6125 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 165
Keyboards - Machine Type 6336 Slovak, white Spanish, white Swedish/Finn, white Swiss F/G, white Thailand, white Turkish, white Turkish, white UK English, white US International, white Yugoslav/Latin, white Brazil/Portuguese, white Power Cords - Type 6336 Arabic Australian Belgian Bulgarian Canadian - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 166
Power Cords - Type 6336 Chile Argentina, Paraguay, & Uruaguay China 14F0069 36L8880 02K0545 158 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 167
Microtower Model Types 6348, 6342, 2257, 2254, 6337 1 19 18 14 17 16 15 2 3 4 5 13 9 6 78 12 10 11 Chapter 7. Parts 159 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 168
26S 26P 26G) 19K7810 2 Chassis Assembly (all models) 19K7811 3 LED/Power Switch Assembly (all models) 19K7858 4 CD-ROM 48x, White (models 26A 1.44MB Diskette Drive, with Pearl White Bezel (models 93F2361 26A, 26C, 26M, 26D, 26Q, 26T, 26V) 9 3.5″ 1.44MB Diskette Drive, Black (models Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 169
one you removed. 17 64MB SDRAM Memory 17 128 MB SDRAM Memory (all models) 17 256 MB SDRAM Memory 18 Power Supply Bracket (all models) 19 155 W Power Supply 06P8210 09N1749 06P1365 09N5764 03K9655 25P6152 01K1513 09N1782 37L5098 37L4525 Recovery CDs Win 2K - Machine Type 6348 US English Win - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 170
Win 2K (model 26G) Turkish Win 2K (model 26G) Thai Win 2K (model 26T) Recovery CDs Win 98 SE - Machine Type 6348 US English UK English AP English French Canadian French Polish Hungarian Slovenian Slovak 162 Hardware Maintenance Manual 25P6072 25P6061 25P6028 25P6029 25P6030 25P6031 25P6032 25P6033 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 171
Recovery CDs Win 98 SE - Machine Type 6348 Greek Turkish Thai 25P6126 25P6127 25P6104 Keyboards - Machine Type 6348 US English, white (models 26A, 26C, 26Q) Arabic, white Belgium/French, white Belgium/UK, white Bulgarian, white Chinese/US Hong Kong/Taiwan, - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 172
English, white US International, white Yugoslav/Latin, white Brazil/Portuguese, white Keyboards - Machine Type 6348 US English, Black (model 26U) Arabic, Black ) Turkish, Black (model 26G) 164 Hardware Maintenance Manual 32P5075 32P5076 32P5077 32P5078 32P5000 32P5001 32P5002 32P5003 32P5004 32P5005 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 173
Keyboards - Machine Type 6348 UK English, Black (model 26G) US International, Black Yugoslav/Latin, Black (model 26G) Brazil/Portuguese, Black Power Cords - Type 6348 Arabic (all models) Australian (all models) Belgian (all models) Bulgarian (all models) Canadian (all models) Czechoslovakian (all - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 174
62-UF 63-UF B8-UFTQ RAG RB-UF RC-GV) 2 Chassis Assembly (all models) 19K7811 3 LED/Power Switch Assembly (all models) 19K7858 4 CD-ROM 48x, White (models PSA PST PSQ 13T 13Q 23A 24P3603 23T PTU) 06P5289 5 EMC Shield for 5.25″ Bay (all models) 19K5548 166 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 175
PRG 26G B6G B7G 43G 46G 54G 55G RAG RCG 81G 62G) 19K7860 7 Power Button, Platinum Metallic (all models) 19K7813 8 Door Assembly, Pearl White (models 12C 26G B6G B7G 43G 46G 54G 55G 81G 62G) 9 3.5″ 1.44MB Diskette Drive, with Pearl White Bezel (models 93F2361 12C 12M 12D 12V 13T 13Q 22C - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 176
49P0404 or 33P0825. Only install the same systemboard part number as the one you removed. 17 64MB SDRAM Memory (models 14S 14P 12C 12M 12D B2S B2P PBU PHU 12V 256 MB SDRAM Memory (models PTU PUU PUF B4T B4Q) 33L3076 18 Power Supply Bracket (all models) 37L2502 168 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 177
RCV RD-ATQ REV81G 62G 91D 91M 91V 92D 92M 92V) 19 155 W Power Supply - Japan & EMEA (model PGG PJG PPG PRG 15G PAG 26G B6G B7G 43G 46G 54G 55G RAG RCG REG RGG) 00N7687 19 155 W Power Supply - China (model 12C 22C B1C 42C 46C 00N7689 51C 54C 62C 64C 91C 92C) Lake - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 178
models) Cable Assembly Ultra ATA HDD Cable (all models) 09N1749 06P1365 09N5764 03K9655 25P6152 01K1513 09N1782 37L5098 37L4525 Recovery CDs Win 2K - Machine Type 6342 US English Win 2K (models 25U PBU PHU PNU PQU PSU PTU 25P6028 25P6029 25P6030 25P6031 25P6032 170 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 179
Recovery CDs Win 2K - Machine Type 6342 Swedish Win 2K (models PGG PJG PPG 66T PST RDT) Japan Win 2K (models 26J,46J,54J,62J) 25P6033 25P6035 25P6036 25P6037 25P6038 25P6039 25P6040 25P6041 46P4685 Recovery CDs Win 98 SE - Machine Type 6342 US English (model 23U 43U 55U 61U 62U 63U B8U) UK English - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 180
B1J 42J 51J 64J) 25P6117 25P6119 25P6120 25P6121 25P6122 25P6123 25P6124 25P6125 25P6126 25P6127 25P6104 46P4684 Recovery CDs Win ME - Machine Type 6342 US English UK English AP English French Canadian French Spanish 25P6075 25P5971 25P5972 25P5974 25P5975 25P5976 172 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 181
Recovery CDs Win ME - Machine Type 6342 Polish Hungarian Slovenian Slovak Greek Turkish Thai 25P5977 25P5978 25P5979 25P5980 25P5981 25P5982 25P5983 Keyboards PS2 NetVista, White - Machine Type 6342 US English, white (all models) Arabic, white (all models) Belgium/French, white (all models) - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 182
Yugoslav/Latin, white (all models) Brazil/Portuguese, white (all models) Keyboards PS2 NetVista, Black - Machine Type 6342 US English, Black (all models) Arabic, Swiss F/G, Black (all models) 174 Hardware Maintenance Manual 32P5072 32P5073 32P5074 32P5075 32P5076 32P5077 32P5078 32P5000 32P5001 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 183
Keyboards PS2 NetVista, Black - Machine Type 6342 Thailand, Black (all models) Turkish, Black (all 32P5033 32P5034 32P5035 32P5036 32P5037 32P5038 Keyboards - Machine Type 6342 US English, Rapid Access IIIe Keyboard (black) (models PBU PHU PNU PQU PTU) 19K1910 Power Cords - Type 6342 Arabic - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 184
B7G B8C B8V 22A D2Q 47G 48-CV 55G 61A 63A 64A 71Q 71T 81A 83V 84A 85A 93Q 93T 94G) 7 Power Button, Platinum Metallic (all models) 19K7813 8 Door Assembly, Black (models 12U 24U 11S 11H 11Y 26S 19K7817 26H 26Y 64A 71Q 71T 81A 83V 84A 85A 93Q 93T 94G) 19K7859 176 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 185
3.5″ 1.44MB Diskette Drive, Black (models 13A 33P0825. Only install the same systemboard part number as the one you removed. 17 64MB SDRAM Memory (models 11S 11H 11Y 13A 22G 26S 26H 26Y 12U Memory (models D1U D1F) 33L3076 18 Power Supply Bracket (all models) 37L2502 Chapter 7. Parts 177 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 186
Power Supply 92F 92U 93Q 93T 94G) 19 155 W Power Supply - Japan & EMEA (model 22G B7G 47G models 71Q 71T 93Q 93T) 24P0483 External Tier 4 Powered Speakers (all models) 25P4723 Speaker Brick - China , Noise Cancelling (model 83V) 19K3403 PCI Video Adapter, nVidia Vanta M64 16MB (models D1U - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 187
61A 63A 64A 48C 48V 71Q 71T 81A 83V 84A 85A 93Q 93T) 22P4709 09N1749 06P1365 09N5764 03K9655 22P4400 25P6152 01K1513 09N1782 37L5098 37L4525 22P4399 Recovery CDs Win ME - Machine Type 2257 US English (models B4U 12U 24U D1U 23U 44U 45U 49U 56U 62U) UK English (models 22G B7G 47G - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 188
models 22G B7G 47G 55G) Thai 25P5977 25P5978 25P5979 25P5980 25P5981 25P5982 25P5983 Recovery CDs Win XP Home - Machine Type 2256 English (models 71Q 71T 72U 81A 82U 33P2130 33P2133 33P2136 33P2139 33P2142 Keyboards - Machine Type 2257 US English, Rapid Access IIIe Keyboard (black) (models 13A - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 189
(black) (models 22G B7G 47G 55G 94G) Dutch, Rapid Access IIIe Keyboard (black) (models 22G B7G 47G 55G 94G) French, Rapid Access IIIe Keyboard (black) (models 22G B7G 47G 55G 94G) French Canadian, Rapid Access IIIe Keyboard (black) (models B4F D1F 23F 44F 49F 45F 56F 62F 72F 82F 92F) French Canadian - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 190
, Rapid Access IIIe Keyboard (white) Polish, Rapid Access IIIe Keyboard (white) 24P0510 24P0511 24P0512 24P0513 24P0514 24P0515 24P0516 24P0517 24P0518 24P0519 24P0520 24P0521 24P0522 24P0523 24P0524 24P0525 24P0526 24P0527 24P0528 24P0529 24P0530 24P0531 24P0532 182 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 191
(white) Yugoslav/Latin, Rapid Access IIIe Keyboard (white) Brazil/Portuguese, Rapid Access IIIe Keyboard (white) 24P0533 24P0534 24P0535 24P0536 24P0537 24P0538 24P0539 24P0540 24P0541 24P0542 24P0543 24P0544 24P0545 24P0546 24P0547 24P5048 Power Cords - Type 2257 Arabic (all models) Australian - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 192
G06) 2 Chassis Assembly (models CVF CVU G05 G06) 3 LED/Power Switch Assembly (models CVF CVU G05 G06) 4 CD-ROM 48x, Assembly, Blue (models CVF CVU) 9 3.5″ 1.44MB Diskette Drive, Black (all models) 10 HF/Fan/Speaker Bracket (models 184 Hardware Maintenance Manual 1339520 1339520 14F0051 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 193
one you removed. 17 64MB SDRAM Memory (models CVF CVU) 33L3072 17 128 MB SDRAM Memory (models CVF CVU G05 G06) 33L3074 17 256 MB SDRAM Memory (models CVF CVU) 33L3076 18 Power Supply , Noise Cancelling (models CVF CVU) 19K3403 PCI Video Adapter, nVidia Vanta M64 16MB (models CVF CVU - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 194
G05 G06) SPDIF Daughter Card Cable (models CVF CVU) Recovery CDs Win ME - Machine Type 2254 US English ( Keyboard (black) Belgium/UK, Rapid Access IIIe Keyboard (black) Brazil/Portuguese, Rapid Access IIIe Keyboard (black) Bulgarian, Rapid Access IIIe Keyboard (black) 186 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 195
IIIe Keyboard (black) 19K1915 19K1916 19K1917 19K1918 19K1919 19K1920 19K1921 19K1922 19K1923 19K1924 19K1925 19K1926 19K1927 19K1928 19K1930 19K1931 19K1932 19K1933 19K1934 19K1935 19K1936 19K1937 19K1938 19K1939 19K1940 19K1941 19K1942 19K1943 19K1944 19K1945 19K1946 19K1947 19K1908 Power Cords - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 196
CVF CVU G03 G04 G05) 2 Chassis Assembly (models CVF CVU G03 G04 G05) 3 LED/Power Switch Assembly (models CVF CVU G03 G04 G05) 4 CD-ROM 48x, White (models CVF CVU Black (models CVF CVU) 188 Hardware Maintenance Manual 1339520 13F9997 1339520 1339520 1339520 1339520 14F0087 14F0069 6952301 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 197
Diskette Drive, with Pearl White Bezel (models 93F2361 CVF CVU) 9 3.5″ 1.44MB Diskette Drive, Black one you removed. 17 64MB SDRAM Memory (models CVF CVU) 33L3072 17 128 MB SDRAM Memory (models CVF CVU G03 G04 G05) 33L3074 17 256 MB SDRAM Memory (models CVF CVU) 33L3076 18 Power Supply - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 198
- Scrollpoint III, USB, Black (models CVF CVU) External Tier 4 Powered Speakers (all models) Speaker Brick - US/Canada/LA/Taiwan (all models ATA HDD Cable (models CVF CVU G03 G04 G05) Recovery CDs Win 2K - Machine Type 6337 US English Win 2K 190 Hardware Maintenance Manual 06P2458 10L6145 10L6149 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 199
Brazil, Portuguese German Italian Dutch Danish Finnish Norwegian Swedish Arabic Enabled Hebrew Czech Russian Polish Hungarian Slovenian Slovak Greek Turkish Thai Recovery CDs Win ME - Machine Type 6337 US English (model CVU G05) UK English AP English French Canadian French (model CVF) 25P6037 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 200
Recovery CDs Win ME - Machine Type 6337 Spanish LA Spanish Portuguese Brazil, Portuguese German Italian Dutch Danish Finnish Norwegian Swedish Arabic Enabled Hebrew Czech Russian Polish Hungarian Slovenian Slovak Greek Turkish Thai Keyboards 192 Hardware Maintenance Manual 32P4492 32P4493 32P4494 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 201
Swiss F/G, white Thailand, white Turkish, white Turkish, white UK English, white US International, white Yugoslav/Latin, white Brazil/Portuguese, white Keyboards - Machine Type 6337 US English, Black (models CVU G03 G04 G05) Arabic, Black Belgium/French, Black Belgium/UK, Black Bulgarian, Black - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 202
Type 6337 US English, Rapid Access IIIe Keyboard (black) (model CVU) Power Cords - Type 6337 Arabic Australian Belgian Bulgarian Canadian Czechoslovakian Denmark Finland France German Hungarian Israel Italian 194 Hardware Maintenance Manual 32P5017 32P5018 32P5019 32P5020 32P5021 32P5022 32P5023 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 203
Power Cords - Type 6337 Latin American (all models) Netherlands New Zealand Norwegian Polish Portuguese Serbian Slovakian South African Spanish Swiss Swiss - French/German US English (models - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 204
196 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 205
: On some models, this procedure will also remove the administrator password. 1. Unplug the power cord and remove the top cover. 2. Refer to "Identifying parts on the system board - small desktop model" on page 27 to find the Virtual clear CMOS/BIOS recovery jumper. © Copyright IBM Corp. 2000 197 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 206
and recognized by the 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 procedure" on page 200 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 207
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 5. ® RETAIN v Sources for obtaining the latest level BIOS available 1. IBM PC Company Home Page Chapter 8. Additional Service - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 208
system board - small desktop model" on page 27 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 Enter - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 209
the instructions on the screen to complete the flash (BIOS/VPD) update procedure. 9. When you are instructed to reboot the computer, power-off the computer and move the recovery jumper to the normal position. Then replace the cover and power-on the computer. Chapter 8. Additional Service Information - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 210
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 A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 211
Management to Enabled. 6. Select values for the three categories of 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. 8. Press Esc twice to return to the Configuration/Setup Utility program - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 212
computer. These settings are the following: v Flash over LAN (Update POST/BIOS over Network) v Wake on LAN Flash over LAN (update POST/BIOS over network) Note: For local Flash (BIOS/VPD) update, see "Flash (BIOS/VPD) update and follow the instructions on the screen. 204 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 213
or disable the IBM-developed Wake on LAN feature. This feature makes it possible for the computer to be Power Management. 3. Select Automatic Power On from the program menu. 4. Select Wake on LAN from the Automatic Power instructions on the screen. Chapter 8. Additional Service Information 205 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 214
206 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 215
are designed to help you isolate problems. They are written with the assumption that you have model-specific training on all computers, or that are familiar with the computers, functions, terminology, and service information provided in this manual. Safety information The following section contains - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 216
power cords, telecommunication systems, networks, and modems before you open the server/workstation covers, unless instructed power before: - Performing a mechanical inspection - Working near power supplies off the power, if necessary. - Use only one hand when working with powered-on electrical Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 217
The guide consists of a series of steps presented in a checklist. Begin the checks with the power off, and the power cord disconnected. Checklist: 1. Check exterior covers for damage (loose, broken, or sharp edges). 2. Power-off the computer. Disconnect the power cord. Chapter 9. Related service - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 218
IBM alterations. Use good judgment as to the safety of any non-IBM power-supply cover fasteners (screws or rivets) have not been removed or tampered with. Handling electrostatic discharge-sensitive devices Any computer the specific service requirement. Note computers. 210 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 219
computer statements in this IBM documentation begin When possible, use one hand only to connect power cords, telecommunications systems, networks, and modems before you open the device covers, unless instructed otherwise in the installation and configuration procedures. Chapter 9. Related service - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 220
power cords from outlet. 3. Remove signal cables from connectors. 4. Remove all cables from devices. v Statement 2 CAUTION: When replacing the lithium battery, use only IBM as CD-ROMs, DVD-ROM drives, fiber optic devices, or radiation. There are no serviceable parts inside the device Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 221
Use safe practices when lifting. v Statement 5 CAUTION: The power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 222
Importante: Todas as instruções de cuidado e perigo da IBM documentation começam com um número. Este número é utilizado para fazer referência cruzada de uma instrução das tomadas. 3. Remova os cabos de sinal dos conectores. 4. Remova todos os cabos dos dispositivos. 214 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 223
(011) 889-8986, para obter informações sobre como enviar a bateria pelo correio para a IBM. Instrução 3 PRECAUCIÓN: Quando produtos a laser (unidades de CD-ROM, unidades de DVD, ou com instrumentos íticos, e evite exposição direta ao raio. Instrução 4 Chapter 9. Related service information 215 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 224
energia elétrica. 2 1 CUIDADO: Instrução 10 CUIDADO: Não coloque nenhum objeto com peso superior a 82 kg (180 lbs.) sobre dispositivos montados em rack. 216 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 225
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indiquées dans la bibliothèque IBM documentation sont précédées d'un num réseaux, aux systèmes de télécommunication et aux modems (sauf instruction contraire mentionnée dans les procédures d'installation et de configuration). tous les câbles des unités. Chapter 9. Related service information 225 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 234
la pile au lithium usagée par une pile de référence identique exclusivement - voir la référence IBM - ou par une pile équivalente recommandée par le fabricant. Si votre système est doté d'instruments optiques. évitez une exposition directe au rayon. Notice n 4 226 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 235
prise de courant. 2 1 Notice n 10 ATTENTION: Ne posez pas d'objet dont le poids dépasse 82 kg sur les unités montées en armoire. Chapter 9. Related service information 227 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 236
Wichtig: Alle Sicherheitshinweise in dieser IBM documentation beginnen mit einer Nummer. Diese Nummer verweist auf einen englischen Sicherheitshinweis mit den ü von Einheiten lösen. anschließen. 4. Netzstecker an Steckdose anschließen. 5. Gerät einschalten. 228 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 237
2 ACHTUNG: Eine verbrauchte Batterie nur durch eine Batterie mit der IBM Teilenummer 33F8354 oder durch eine vom Hersteller empfohlene Batterie ersetzen. Wenn Ihr nicht direkt mit optischen Instrumenten betrachten und den Strahlungsbereich meiden. Hinweis 4 Chapter 9. Related service information 229 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 238
Netzkabel aus den Netzsteckdosen herausgezogen wurden. 2 1 Hinweis 10 ACHTUNG: Keine Gegenstände, die mehr als 82 kg wiegen, auf Rack-Einheiten ablegen. 230 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 239
Tutti gli avvisi di attenzione e di pericolo riportati nella pubblicazione IBM documentation iniziano con un numero. Questo numero viene utilizzato per confrontare . 3. Rimuovere i cavi di segnale dai connettori. 4. Rimuovere tutti i cavi dalle unità. Chapter 9. Related service information 231 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 240
si sostituisce la batteria al litio, utilizzare solo una batteria IBM con numero parte 33F8354 o batterie dello stesso tipo o controlli, regolazioni o l'esecuzione di procedure non descritti nel presente manuale possono provocare l'esposizione a radiazioni pericolose. PERICOLO Alcuni prodotti laser - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 241
sorgente di alimentazione. 2 1 Avviso 10 ATTENZIONE: Non poggiare oggetti che pesano più di 82 kg sulla parte superiore delle unità montate in rack. Chapter 9. Related service information 233 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 242
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Importante: Todas las declaraciones de precauciín de esta IBM documentation empiezan con un número. Dicho número se emplea para establecer una referencia cruzada 4. Retire los cables de los dispositivos. toma de alimentaciín. 5. ENCIENDA el dispositivo. Chapter 9. Related service information 237 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 246
Cuando desee sustituir la batería de litio, utilice únicamente el número de pieza 33F8354 de IBM o cualquier tipo de batería equivalente que recomiende el fabricante. Si el sistema tiene un mídulo con instrumentos ípticos; evite la exposiciín directa al rayo. 238 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 247
de alimentaciín. 2 1 Declaración 10 PRECAUCIÓN: No coloque ningún objeto que pese más de 82 kg (180 libras) encima de los dispositivos montados en bastidor. Chapter 9. Related service information 239 - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 248
, complete it, and then fax it to IBM HMM Survey at 919-543-8167 (USA). Name Phone number 1. Do you like this manual? h Yes h No 2. What would you like to see added, changed, or deleted in this manual? 3. What is your service experience level? h Less than five years h More - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 249
problem determination. If possible, have this information available when requesting assistance from Service Support and Engineering functions. v Machine type and model v Processor or hard disk upgrades machine type and models 2. Have the same BIOS level 3. Have the same adapters/attachments in the - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 250
IBM OS/2 NetView OS/2 Warp ServeRAID ServerGuide ServerProven TechConnect Tivoli Update States, other countries, or both. Microsoft, Windows, and Windows NT are trademarks of Microsoft Corporation in the service names may be trademarks or service marks of others. 242 Hardware Maintenance Manual - Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 251
- Lenovo NetVista A21 | Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 252
Part Number: 24P2928 (1P) P/N: 24P2928
IBM
Hardware Maintenance Manual
Types 2254, 2256, 2257, 6336, 6337, 6339,
6341, 6342, 6346, 6347,
6348
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