Hardware Maintenance Manual
Page 57
... Replace the backup battery. 3. System board. 1. ThinkPad T20, T21, T22 and T23 series 51 Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. Replace the backup battery and run IBM ...Incorrect drive A type 02F4 EISA CMOS not writable 02F5 DMA test failed 02F6 Software NMI failed 02F7 Fail-safe timer NMI failed FRU or action, in IBM BIOS Setup Utility. 2. System board. 1. I/O card. 1. DIMM. 2. System board. Run IBM BIOS Setup Utility to reset the...
... Replace the backup battery. 3. System board. 1. ThinkPad T20, T21, T22 and T23 series 51 Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. Replace the backup battery and run IBM ...Incorrect drive A type 02F4 EISA CMOS not writable 02F5 DMA test failed 02F6 Software NMI failed 02F7 Fail-safe timer NMI failed FRU or action, in IBM BIOS Setup Utility. 2. System board. 1. I/O card. 1. DIMM. 2. System board. Run IBM BIOS Setup Utility to reset the...