Dell D16S, Service Manual

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Table 9. Diagnostic LED behavior (continued)
Blinking pattern
Problem description Suggested resolution Amber White
3 1 CMOS battery failure
●
Reset the CMOS battery
connection.
● If problem persists,
replace the RTS battery.
3 2 PCI or Video card/chip failure
Replace the system board.
3 3 BIOS Recovery image not
found
● Flash latest BIOS version
● If problem persists,
replace the system board.
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 Intel ME (Management
Engine) Error
● Timeout waiting on ME to
reply to HECI message
● If problem persists,
replace the system board.
4 2 CPU Power Cable Connection
Issue
Diagnostic error messages
Table 10. 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.
84 Troubleshooting