IBM 2658 Hardware Maintenance Manual - Page 47

Error Code 0220 0230 0231 0232 0250 0251 *0260 Message Meanings Comment or Action Monitor type does Monitor type not not match CMOS correctly identified Run SETUP is Setup. Load Setup Defaults in IBM BIOS Setup Utility. Shadow RAM failed at offset : nnnn Shadow RAM failed at offset nnnn of the 64k block at which the error was detected. System Board System RAM failed at offset : nnnn System RAM failed at offset nnnn of in the 64k block at which the error was detected. 1. DIMM 2. System Board Extended RAM Failed at offset : nnnn Extended memory not working or not configured properly at offset nnnn, 1. DIMM 2. System Board System battery is dead Replace and run SETUP The CMOS clock battery indicator shows the battery is dead. Replace the battery and run Setup to reconfigure the system. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. System CMOS checksum bad-default configuration System CMOS has been corrupted or modified incorrectly, perhaps by an application program that changes data stored in CMOS. The BIOS installed Default Setup Values. If you do not want these values, enter Setup and enter your own values. If the error persists, check the system battery or contact your dealer. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. System timer error The timer test failed. Requires repair of system board. 1. Replace the backup battery and run IBM BIOS Setup Utility to reset the time and date. 2. System Board MT 2658/2659/2677 41