T20, T21, T22, T23 - Hardware Maintenance Manual (April 2002)
Page 57
.... I/O card. 1. System board. 1. System board. 1. System board. System board. 1. ThinkPad T20, T21, T22 and T23 series 51 Symptom-to-FRU index Symptom or error 0232 Extended RAM error-Extended RAM fails at offset nnnn. 0250 System battery error-System battery is dead. 0251 System CMOS checksum bad-Default configuration used. 0252 Password checksum bad-The...
.... I/O card. 1. System board. 1. System board. 1. System board. System board. 1. ThinkPad T20, T21, T22 and T23 series 51 Symptom-to-FRU index Symptom or error 0232 Extended RAM error-Extended RAM fails at offset nnnn. 0250 System battery error-System battery is dead. 0251 System CMOS checksum bad-Default configuration used. 0252 Password checksum bad-The...
T22 Service and Troubleshooting Guide
Page 20
...The monitor type does not match the type specified in CMOS. Turn on , reinstall it was, have been corrupted by an application program. then turn on , reinstall it . Test the computer, using the IBM BIOS Setup Utility. 12 ThinkPad® T22 Service and Troubleshooting Guide v If the computer stops during...'s memory with PC-Doctor. 0231: System RAM error The system RAM failed. Test your computer's memory with PC-Doctor. 0250: System battery error The system battery is connected, do the following: v Turn off all attached devices. Then test the memory with PC-Doctor. Replace the...
...The monitor type does not match the type specified in CMOS. Turn on , reinstall it was, have been corrupted by an application program. then turn on , reinstall it . Test the computer, using the IBM BIOS Setup Utility. 12 ThinkPad® T22 Service and Troubleshooting Guide v If the computer stops during...'s memory with PC-Doctor. 0231: System RAM error The system RAM failed. Test your computer's memory with PC-Doctor. 0250: System battery error The system battery is connected, do the following: v Turn off all attached devices. Then test the memory with PC-Doctor. Replace the...