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P5V580-AT-C M/B Manual Page 31
3.
AWARD BIOS SETUP
The BIOS detected that the keyboard is locked. P17 of keyboard controller is pulled low.
Keyboard error or no keyboard present.
Cannot initialize the keyboard. Make sure the keyboard is attached correctly and no keys are being
pressed during the boot.
Manufacturing POST loop.
System will repeat POST procedure infinitely while the P15 of keyboard controller is pull low. This
is also used for M/B burn in test.
BIOS ROM checksum error - System halted.
The checksum of ROM address F0000H-FFFFFH is bad.
Memory test fail.
BIOS reports the memory test failed if the onboard memory is tested in error.