Dell OptiPlex 7080 Tower Service Manual page 94

Table 8. Diagnostic LED behavior(continued)
Blinking pattern
Amber
2
2
2
2
2
2
3
3
3
3
3
3
3
94 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.