Supermicro SUPER PIIISCA User Manual page 89

If it beeps...
1, 2, 3 times
6 times
8 times
9 times
4, 5, 7,
or 10 times
If you hear...
5 short and 1 long beeps
8 short and 1 long beeps
6 short and 1 long beeps
Appendix A: BIOS Error Beep Codes
then ...
reseat the DIMM memory. If the
system still beeps, replace the memory.
reseat the keyboard controller chip. If it
still beeps, replace the keyboard
controller. If it still beeps, try a
different keyboard, or replace
the keyboard fuse, if the keyboard has one.
there is a memory error on the
video adapter. Replace the video
adapter, or the RAM on the video
adapter.
the BIOS ROM chip is bad.
The system probably needs a
new BIOS ROM chip.
the motherboard must be replaced.
it's because...
no memory is installed
EDO memory is installed
registered or buffered memory is installed
A-3