HP Armada 4200 Armada 4100 and 4200 Families of Personal Computers Maintenance - Page 34

Table 2-2, Fatal Error Messages, Fatal Error Beep Codes

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Message CMOS RAM test failed DMA controller faulty Faulty DMA page registers Faulty refresh circuits Interrupt controller failed ROM checksum incorrect RAM error at location xxxx Parity error at unknown location Table 2-2 Fatal Error Messages Description Beep Code A walking bit test of CMOS RAM location 0E (Hex) - 3 3F (Hex) failed. A sequential read/write of the transfer count and 4 transfer address registers within the primary and secondary DMA controllers failed. A walking bit read/write of the 16 DMA controller 0 page registers starting at location 80 Hex failed. A continuous read/write test of port 61h found that 1 bit 4 (Refresh Detect) failed to toggle within an allotted amount of time. A sequential read/write of various Interrupt 5 Controller registers failed. A checksum of the ROM BIOS does not match the 2 byte value at F000:FFFF. RAM error occurred during memory test. None Parity error occurred. None 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 Beep Sequence 0 S-S-S-P-S-S-L-P 1 S-S-S-P-S-L-S-P 2 S-S-S-P-S-L-L-P 3 S-S-S-P-L-S-S-P 4 S-S-S-P-L-S-L-P 5 S-S-S-P-L-L-S-P 6 S-S-S-P-L-L-L-P 7 S-S-L-P-S-S-S-P 8 S-S-L-P-S-S-L-P S = Short, L = Long, P = Pause Table 2-3 Fatal Error Beep Codes Explanation The DMA page registers are faulty. The refresh circuitry is faulty. The ROM checksum is incorrect. The CMOS RAM test failed. The DMA controller is faulty. The interrupt controller failed. The keyboard controller failed. Graphics adapter is faulty. Internal RAM is faulty. Remedy Replace system board. Replace system board. 1. Flash the ROM. 2.Replace system board. Replace system board. Replace system board. Replace system board. Replace system board. Replace system board. Replace processor board. 2-6 Troubleshooting

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2-6
Troubleshooting
Table 2-2
Fatal Error Messages
Message
Description
Beep Code
CMOS RAM test failed
A walking bit test of CMOS RAM location 0E (Hex) -
3F (Hex) failed.
3
DMA controller faulty
A sequential read/write of the transfer count and
transfer address registers within the primary and
secondary DMA controllers failed.
4
Faulty DMA page registers
A walking bit read/write of the 16 DMA controller
page registers starting at location 80 Hex failed.
0
Faulty refresh circuits
A continuous read/write test of port 61h found that
bit 4 (Refresh Detect) failed to toggle within an
allotted amount of time.
1
Interrupt controller failed
A sequential read/write of various Interrupt
Controller registers failed.
5
ROM checksum incorrect
A checksum of the ROM BIOS does not match the
byte value at F000:FFFF.
2
RAM error at location xxxx
RAM error occurred during memory test.
None
Parity error at unknown location
Parity error occurred.
None
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
Beep Code
Beep Sequence
Explanation
Remedy
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.
Replace system board.
2
S-S-S-P-S-L-L-P
The ROM checksum is incorrect.
1. Flash the ROM.
2.Replace system board.
3
S-S-S-P-L-S-S-P
The CMOS RAM test failed.
Replace system board.
4
S-S-S-P-L-S-L-P
The DMA controller is faulty.
Replace system board.
5
S-S-S-P-L-L-S-P
The interrupt controller failed.
Replace system board.
6
S-S-S-P-L-L-L-P
The keyboard controller failed.
Replace system board.
7
S-S-L-P-S-S-S-P
Graphics adapter is faulty.
Replace system board.
8
S-S-L-P-S-S-L-P
Internal RAM is faulty.
Replace processor board.
S = Short, L = Long, P = Pause