Diagnostic LED behavior
Table 22. Diagnostic LED behavior
Blinking pattern
Problem description
Suggested resolution
Amber
White
1
2
Unrecoverable SPI Flash
Failure
2
1
CPU failure
●
Run the Dell Support
Assist/Dell Diagnostics
tool.
●
If problem persists,
replace the system board.
2
2
System board failure (included
BIOS corruption or ROM
error)
●
Flash latest BIOS version
●
If problem persists,
replace the system board.
2
3
No memory/RAM detected
●
Confirm that the memory
module is installed
properly.
●
If problem persists,
replace the memory
module.
2
4
Memory/RAM failure
●
Reset the memory module.
●
If problem persists,
replace the memory
module.
2
5
Invalid memory installed
●
Reset the memory module.
●
If problem persists,
replace the memory
module.
2
6
System board / Chipset
Error / Clock failure / Gate
A20 failure / Super I/O
failure / Keyboard controller
failure
●
Flash latest BIOS version
●
If problem persists,
replace the system board.
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
120
Troubleshooting
Summary of Contents for D31M
Page 6: ...Chapter 6 Getting help and contacting Dell 123 6 Contents ...
Page 55: ...Removing and installing components 55 ...
Page 58: ...58 Removing and installing components ...
Page 96: ...96 Removing and installing components ...
Page 100: ...100 Removing and installing components ...
