Dell 19P76, Руководство по обслуживанию

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Table 21. Disgnostic LED states
Amber LED state White LED state System state Notes
3 4 BIOS Recovery Image found
but invalid
Flash latest BIOS version
If problem persists, replace
the system board
3 5 Power rail failure
EC ran into power sequencing
failure
If problem persists, replace
the system board
3 6 SBIOS Flash Corruption
Flash corruption detected by
SBIOS
If problem persists, replace
the system board
3 7 ME error
Timeout waiting on ME to
reply to HECI message
If problem persists, replace
the system board
NOTE: For diagnostics pattern 2-amber, 8-white connect an external monitor to isolate between system board or graphics
controller failure.
Diagnostic error messages
Table 22. Diagnostic error messages
Error messages Description
AUXILIARY DEVICE FAILURE The touchpad or external mouse may be faulty. For an
external mouse, check the cable connection. Enable the
Pointing Device option in the System Setup program.
BAD COMMAND OR FILE NAME Ensure that you have spelled the command correctly, put
spaces in the proper place, and used the correct path name.
CACHE DISABLED DUE TO FAILURE The primary cache internal to the microprocessor has failed.
Contact Dell
CD DRIVE CONTROLLER FAILURE The optical drive does not respond to commands from the
computer.
DATA ERROR The hard drive cannot read the data.
DECREASING AVAILABLE MEMORY One or more memory modules may be faulty or improperly
seated. Reinstall the memory modules or, if necessary, replace
them.
DISK C: FAILED INITIALIZATION The hard drive failed initialization. Run the hard drive tests in
Dell Diagnostics .
DRIVE NOT READY The operation requires a hard drive in the bay before it can
continue. Install a hard drive in the hard drive bay.
ERROR READING PCMCIA CARD The computer cannot identify the ExpressCard. Reinsert the
card or try another card.
EXTENDED MEMORY SIZE HAS CHANGED The amount of memory recorded in non-volatile memory
(NVRAM) does not match the memory module installed in the
computer. Restart the computer. If the error appears again,
Contact Dell
Troubleshooting 85