Dell Precision R5500 Owner's Manual page 6

25 Troubleshooting......................................................................................76
Diagnostic LEDs
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Beep Codes
Error Messages
Address mark not found
Alert! Previous attempts at booting this system have failed at checkpoint
[nnnn]. For help in resolving this problem, please note this checkpoint and
contact Dell Technical Support.
Alert! Security override Jumper is installed.
Attachment failed to respond
Bad command or file name
Bad error-correction code (ECC) on disk read
Controller has failed
Data error
Decreasing available memory
Diskette drive 0 seek failure
Diskette read failure
Diskette subsystem reset failed
Gate A20 failure
General failure
Hard-disk drive configuration error
Hard-disk drive controller failure
Hard-disk drive failure
Hard-disk drive read failure
Invalid configuration information-please run SETUP program
Invalid Memory configuration, please populate DIMM1
Keyboard failure
Memory address line failure at address, read value expecting value
Memory allocation error
Memory data line failure at address, read value expecting value
Memory double word logic failure at address, read value expecting value
Memory odd/even logic failure at address, read value expecting value
Memory write/read failure at address, read value expecting value
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