Table 19. Diagnostic LED behavior (continued)
Blinking pattern
Problem description
Suggested resolution
Amber
White
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
●
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.
Troubleshooting
67
Содержание D14U
Страница 1: ...OptiPlex 3090 Micro Service Manual Regulatory Model D14U Regulatory Type D14U001 October 2021 Rev A00 ...
Страница 12: ...Major components of your system 1 Side cover 12 Removing and installing components ...
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