Dell OptiPlex 5080 Tower Service Manual page 72

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Table 7. Diagnostic LED behavior(continued)
Blinking pattern
Amber
2
2
2
2
2
2
3
3
3
3
3
3
3
72
Troubleshooting
White
Problem description
1
2
System board failure (included
BIOS corruption or ROM error)
3
No memory/RAM detected
4
5
Invalid memory installed
6
System board / Chipset Error /
Clock failure / Gate A20
failure / Super I/O failure /
Keyboard controller failure
1
2
PCI or Video card/chip failure
3
BIOS Recovery image not found •
4
BIOS Recovery image found but
5
6
SBIOS Flash corruption
7
Intel ME (Management Engine)
CPU failure
Memory/RAM failure
CMOS battery failure
invalid
Power rail failure
Error
Suggested resolution
Run the Intel CPU
diagnostics tools.
If problem persists, replace
the system board.
Flash latest BIOS version
If problem persists, replace
the system board.
Confirm that the memory
module is installed properly.
If problem persists, replace
the memory module.
Reset the memory module.
If problem persists, replace
the memory module.
Reset the memory module.
If problem persists, replace
the memory module.
Flash latest BIOS version
If problem persists, replace
the system board.
Reset the CMOS battery
connection.
If problem persists, replace
the RTS battery.
Replace the system board.
Flash latest BIOS version
If problem persists, replace
the system board.
Flash latest BIOS version
If problem persists, replace
the system board.
EC ran into power
sequencing failure.
If problem persists, replace
the system board.
Flash corruption detected by
SBIOS
If problem persists, replace
the system board.
Timeout waiting on ME to
reply to HECI message
If problem persists, replace
the system board.

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