Compaq LTE 5000 Setup Manual page 150

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Error Beep Codes
The following table lists some of the Fatal Error beep codes, along
with the beep sequence (short, long, pause), and the meaning of the
beeps.
Beep
Code
0
1
2
3
4
5
6
7
8
S = Short, L = Long, P = Pause
Beep
Sequence
S-S-S-P-S-S-L-P
S-S-S-P-S-L-S-P
S-S-S-P-S-L-L-P
S-S-S-P-L-S-S-P
S-S-S-P-L-S-L-P
S-S-S-P-L-L-S-P
S-S-S-P-L-L-L-P
S-S-L-P-S-S-S-P
S-S-L-P-S-S-L-P
Meaning
DMA page registers are faulty.
Refresh circuitry is faulty.
ROM checksum is incorrect.
CMOS RAM test failed.
DMA controller is faulty.
Interrupt controller failed.
8042 keyboard controller failed.
Graphics adapter is faulty.
Internal RAM is faulty.
Power-On Self-Test Error Messages A-5