Compaq LTE 5200 Personal Computer User Manual


 
Faulty refresh A continuous read/write test of port 1
circuits 61h found that bit 4 (Refresh Detect)
failed to toggle within an allotted
amount of time.
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Interrupt controller A sequential read/write of various 5
failed Interrupt Controller registers failed.
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ROM checksum incorrect A checksum of the ROM BIOS does not 2
match the byte value at F000:FFFF.
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RAM error at location RAM error occurred during memory test. None
xxxx
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Parity error at Parity error occurred. None
unknown location
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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.
Table 2-3. Fatal Error Beep Codes
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Beep Code Beep Sequence Explanation Remedy
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0 S-S-S-P-S-S-L-P The DMA page Replace system board.
registers are faulty.
1 S-S-S-P-S-L-S-P The refresh circuitry Replace system board.
is faulty.
2 S-S-S-P-S-L-L-P The ROM checksum is 1. Flash the ROM
incorrect. 2. Replace system
board.
3 S-S-S-P-L-S-S-P The CMOS RAM test Replace system board.
failed.
4 S-S-S-P-L-S-L-P The DMA controller is Replace system board.
faulty.
5 S-S-S-P-L-L-S-P The interrupt Replace system board.
controller failed.
6 S-S-S-P-L-L-L-P The keyboard Replace system board.
controller failed.
7 S-S-L-P-S-S-S-P Graphics adapter is Replace system board.
faulty.
8 S-S-L-P-S-S-L-P Internal RAM is Replace processor
faulty. board.
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S = Short, L = Long, P = Pause
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