Note: Always power-cycle your system when you receive this message. If the system repeats the error message, follow the corrective action for the error message.
- Message
- 0251: System CMOS checksum bad–Default configuration used
- Description
- CMOS checksum is bad, possibly because the system was reset during BIOS boot or because of a dead RTC battery.
- Corrective action
- Reboot the system.
- If the problem persists, replace the RTC battery.
- Reset the RTC.