The POST
Section 2
MVE488 System Board
There are only two BEEP sounds used to decode the error:
l
Long Beep (LB) = ERROR
l
Short Beep
= NO ERROR
Error Beep Decoding
An error can be decoded by remembering the number of beeps
you hear when you hear a long beep (LB).
Following are the beep code definitions according the position
number of the long beeps (LB).
1
2
3
4
5
6
7
8
9
11
12
13
Always a long beep to signify the start of beep
decoding
Video card BAD or no video card
Keyboard controller error
Keyboard error
Programmable interrupt controller (8259-l) error
Programmable interrupt controller (8259-l) error
DMA page register error
RAM refresh error
RAM data test error
RAM parity error
DMA controller 1 error
CMOS RAM failure
DMA controller 2 error
3 - 2
Version DO1
Copyright 1993
