Hardware Maintenance Manual
Page 5
...this first 23 What to do first 23 Related service information 25 Service web site 25 Product recovery program 25 Passwords 27 Power management 30 Checkout guide 33 Testing the computer 33 Detecting system information with PC-Doctor. . . 35... Power system checkout 35 ThinkPad A20m/p, A21m/p and A22m/p. . . . . 39 Product overview 41 Specifications 41 Status indicators 44 FRU tests 46 Fn key combinations 48 Symptom-to...Battery pack 60 1020 DIMM 61 1030 Mini PCI adapter 63 © Copyright IBM Corp. 2001 v
...this first 23 What to do first 23 Related service information 25 Service web site 25 Product recovery program 25 Passwords 27 Power management 30 Checkout guide 33 Testing the computer 33 Detecting system information with PC-Doctor. . . 35... Power system checkout 35 ThinkPad A20m/p, A21m/p and A22m/p. . . . . 39 Product overview 41 Specifications 41 Status indicators 44 FRU tests 46 Fn key combinations 48 Symptom-to...Battery pack 60 1020 DIMM 61 1030 Mini PCI adapter 63 © Copyright IBM Corp. 2001 v
Hardware Maintenance Manual
Page 30
... checking problems with multiple labels v Damaged or bent diskette eject button v Fuses blown by attachment of a nonsupported device v Forgotten computer password (making the computer unusable) v Sticky keys caused by spilling a liquid onto the keyboard The following symptoms might indicate damage caused by... activities: v Missing parts might indicate that the system was subjected to excessive force, or dropped. 24 ThinkPad A20m/p, A21m/p, A22m/p v If the spindle of unauthorized service or modification. Customer's name and address Note for repair costs if the computer damage was...
... checking problems with multiple labels v Damaged or bent diskette eject button v Fuses blown by attachment of a nonsupported device v Forgotten computer password (making the computer unusable) v Sticky keys caused by spilling a liquid onto the keyboard The following symptoms might indicate damage caused by... activities: v Missing parts might indicate that the system was subjected to excessive force, or dropped. 24 ThinkPad A20m/p, A21m/p, A22m/p v If the spindle of unauthorized service or modification. Customer's name and address Note for repair costs if the computer damage was...
Hardware Maintenance Manual
Page 34
... replaced for a scheduled fee. Remove the battery pack. 28 ThinkPad A20m/p, A21m/p, A22m/p the system administrator enters both in the IBM BIOS Setup Utility. Turn off the computer. 2. The password must be made available to the servicer, there is available, IBM does not provide any services to reset either the user or the master...
... replaced for a scheduled fee. Remove the battery pack. 28 ThinkPad A20m/p, A21m/p, A22m/p the system administrator enters both in the IBM BIOS Setup Utility. Turn off the computer. 2. The password must be made available to the servicer, there is available, IBM does not provide any services to reset either the user or the master...
Hardware Maintenance Manual
Page 56
.... 2. Replace the backup battery and run IBM BIOS Setup Utility to -FRU index Symptom or error FRU or action, in IBM BIOS Setup Utility. 3. The password is not working. 1. Keyboard error. System battery is dead. Reset the password by running IBM BIOS Setup Utility. 0260 System timer error... - Extended RAM failure at offset nnnn. 1. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. System board. (continued) 50 ThinkPad A20m/p, A21m/p, A22m/p Run interactive tests of the keyboard and the auxiliary input device. 0220 Monitor type...
.... 2. Replace the backup battery and run IBM BIOS Setup Utility to -FRU index Symptom or error FRU or action, in IBM BIOS Setup Utility. 3. The password is not working. 1. Keyboard error. System battery is dead. Reset the password by running IBM BIOS Setup Utility. 0260 System timer error... - Extended RAM failure at offset nnnn. 1. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. System board. (continued) 50 ThinkPad A20m/p, A21m/p, A22m/p Run interactive tests of the keyboard and the auxiliary input device. 0220 Monitor type...
Hardware Maintenance Manual
Page 59
...board. 2. POST error. System board. 2. The hard-disk password prompt. Start the ThinkPad Configuration program and set . ThinkPad A20m/p, A21m/p and A22m/p 53 DIMM. 2. The power-on password prompt. System board. Type the password and press Enter. Operating System starts successfully. FRU or action..., in sequence 1. System board. 1. Make sure that Alert On LAN 2 in IBM BIOS Setup Utility is connected...
...board. 2. POST error. System board. 2. The hard-disk password prompt. Start the ThinkPad Configuration program and set . ThinkPad A20m/p, A21m/p and A22m/p 53 DIMM. 2. The power-on password prompt. System board. Type the password and press Enter. Operating System starts successfully. FRU or action..., in sequence 1. System board. 1. Make sure that Alert On LAN 2 in IBM BIOS Setup Utility is connected...