Lenovo ThinkPad X22 ThinkPad X20, X21, X22, X23, X24 Hardware Maintenance Manu - Page 53
Run IBM BIOS Setup, IBM BIOS Setup Utility.
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0200 Fixed disk failure 1. Reseat the hard disk drive. 2. Load Setup Defaults in IBM BIOS Setup Utility. 3. Hard disk drive. 4. System board. 021x Monitor type does not match CMOS 1. Load Setup Defaults in IBM BIOS Setup Utility. 0220 1. System board. Shadow RAM failure at offset nnnn 0232 1. DIMM. Extended RAM failure at offset 2. System board. nnnn 0250 System battery is dead- replace and run setup 1. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 0251 1. Replace the backup System CMOS checksum bad-Default configuration used battery and run IBM BIOS Setup Utility to reset the time and date.. 0252 Password checksum bad. 0260 System timer error 0270 Real time clock error 1. Reset the password by running IBM BIOS Setup Utility. 1. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. System board. 1. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. System board. 0271 Date and time error 1. Run IBM BIOS Setup Utility to reset the time and date.. 0280 Boot incomplete error- Default configuration used 1. Load Setup Defaults in IBM BIOS Setup Utility. 2. DIMM. 3. System board. Chapter 3. ThinkPad X20, X21, X22, X23, X24 49