Frequently Asked Questions
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Q: What is the list of BIOS error messages for this motherboard?

A: The following table lists the BIOS error messages for the Santorini motherboard and a brief description of each.

Error Message Explanation
GA20 Error An error occurred with Gate-A20 when switching to protected mode during the memory test.
Pri Master HDD Error
Pri Slave HDD Error
Sec Master HDD Error
Sec Slave HDD Error 		Could not read sector from corresponding drive.
Primary Master Drive - ATAPI Incompatible
Pri Slave Drive - ATAPI Incompatible
Sec Master Drive - ATAPI Incompatible
Sec Slave Drive - ATAPI Incompatible		 Corresponding drive is not an ATAPI device. Run Setup to verify that device is selected correctly.
Cache Memory Bad An error occurred when testing L2 cache. Cache memory may be bad.
CMOS Battery Low The battery may be losing power. Replace the battery soon.
CMOS Display Type Wrong The display type is different than what has been stored in CMOS. Check the BIOS Setup utility to verify that type is correct.
CMOS Checksum Bad The CMOS checksum is incorrect. CMOS memory may have been corrupted. Run Setup to reset values.
CMOS Settings Wrong CMOS values are not the same as last startup. These values have either been corrupted or the battery has failed.
CMOS Date/Time Not Set The time or date values stored in CMOS are invalid. Run Setup to set correct values.
DMA Error Error during read/write test of DMA controller.
HDC Failure Error occurred trying to access hard disk controller.
Checking NVRAM... NVRAM is being checked to see if it is valid.
Update OK! NVRAM was invalid and has been updated.
Updated Failed NVRAM was invalid, but was unable to be updated.
Keyboard is Locked The computer's keyboard lock is engaged. The computer must be unlocked to continue startup.
Keyboard Error Error in keyboard connection. Verify that the keyboard is connected properly.
KB/Interface Error Keyboard interface test failed.
Memory Size Decreased Memory size has decreased since the last boot. If no memory was removed, then memory may be bad.
Memory Size Increased Memory size has increased since the last boot. If no memory was added, there may be an issue with the computer.
Memory Size Changed Memory size has changed since the last boot. If no memory was added or removed, then memory may be bad.
No Boot Device Available Computer did not find a device to boot.
Off Board Parity Error A parity error occurred on an off-board card. This error is followed by an address.
On Board Parity Error A parity error occurred in on-board memory. This error is followed by an address.
Parity Error A parity error occurred in on-board memory at an unknown address.
NVRAM/CMOS/PASSWORD cleared by Jumper NVRAM, CMOS, and passwords have been cleared. The computer should be turned off and the jumper removed.
<CTRL_N> Pressed CMOS is ignored and NVRAM is cleared. User must enter Setup.