AMI BIOS and AMI COlor BIOS after 1/91

1 Beep DRAM refresh failure

2 Beeps Parity error in first 64K RAM

3 Beeps Basic 64 K RAM failure

4 Beeps System timer #1 failure

5 Beeps Processor failure

6 Beeps Keyboard controller gate A20 error

7 Beeps Virtual mode exception error

8 Beeps Display memory read/write test failure non-fatal

9 Beeps ROM BIOS checksum failure

10 Beeps CMOS shutdown reg read/write error