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Troubleshooting
2-7
Table 2-3
Fatal Error Beep Codes
Beep Code Beep Sequence
Description
Recommended Action
0
S-S-S-P-S-S-L-P
The DMA page registers are faulty.
Replace system board.
1
S-S-S-P-S-L-S-P
The refresh circuitry is faulty.
2
S-S-S-P-S-L-L-P
The ROM checksum is incorrect.
3
S-S-S-P-L-S-S-P
The CMOS RAM test failed.
4
S-S-S-P-L-S-L-P
The DMA controller is faulty.
5
S-S-S-P-L-L-S-P
The interrupt controller failed.
6
S-S-S-P-L-L-L-P
The keyboard controller failed.
7
S-S-L-P-S-S-S-P
Graphics adapter is faulty.
8
S-S-L-P-S-S-L-P
Internal RAM is faulty.
Replace memory board or
system board if memory on
system board is faulty.
NOTE:
S = Short, L = Long, P = Pause
