BIOS ERROR BEEPS

There are 3 main manufacturers of Bios's . These are:

AMI

* 1 beep - everything is ok

* 2 beeps - memory parity error (reseat or replace the memory)

* 3 beeps - memory read or write error (reseat or replace the memory)

THE AWARD BIOS

* 1 long, 2 short beeps - graphics card error (reseat or replace the graphics card)

* 1 long, 3 short beeps - no graphics card, or graphics memory error (install or replace the graphics card)

* 2 short beeps - memory error (reseat or replace the memory)

* 1 high pitched beep - processor overheating

* 1 high pitched beep, one low pitched beep - processor error

THE PHEONIX BIOS

Pheonix BIOSes produce a series of beeps, separated by a pause. So beep...beep, beep, beep...beep...beep would be 1-3-1-1:

* 1-1-4-1 - level 2 cache erro (reseat or replace the processor)

* 1-2-2-3 - BIOS ROM checksum (replace the BIOS chip or motherboard)

* 1-3-1-1 - memory refresh test failure (reseat or replace the memory)

* 1-3-1-3 - keyobard control failure (replace the motherboard)

* 1-3-4-1 - memory failure (reseat or replace the memory)

* 1-4-1-1 - memory refresh test failure (reseat or replace the memory)

* 2-1-2-3 - BIOS error (replace the BIOS chip or motherboard)

* 2-2-3-1 - IRQ problem (remove expansion cards or replace the motherboard)