Mylex Corporation Beep Codes
- 1 long Always a Long Beep to Signify the Start of Beep Decoding
- 2 long Video Card Bad or No Video Card
- 1 long, 1 short, 1 long Keyboard Controller Error
- 1 long, 2 short, 1 long Keyboard Error
- 1 long, 3 short, 1 long Programmable Interrupt Controller (8259-1) Error
- 1 long, 4 short, 1 long Programmable Interrupt Controller (8259-1) Error
- 1 long, 5 short, 1 long DMA Page Register Error
- 1 long, 6 short, 1 long RAM Refresh Error
- 1 long, 7 short, 1 long RAM Data Test Error
- 1 long, 8 short, 1 long RAM Parity Error
- 1 long, 9 short, 1 long DMA Controller 1 Error
- 1 long, 10 short, 1 long CMOS RAM Failure
- 1 long, 11 short, 1 long DMA Controller 2 Error
- 1 long, 12 short, 1 long CMOS RAM Battery Failure
- 1 long, 13 short, 1 long CMOS Checksum Failed
- 1 long, 14 short, 1 long BIOS ROM Checksum Failed
- More than 2 long beeps Indicates Multiple Failures