Table 8. Diagnostic LED behavior(continued)
Blinking pattern
Problem description
Suggested resolution
Amber
White
2
1
CPU failure
•
Run the Intel CPU
diagnostics tools.
•
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.
94
Troubleshooting
Summary of Contents for OptiPlex 7080 Tower
Page 9: ...5 Turn on your computer Working on your computer 9 ...
Page 72: ...72 Disassembly and reassembly ...
Page 75: ...Disassembly and reassembly 75 ...
Page 77: ...Disassembly and reassembly 77 ...
Page 82: ...82 Disassembly and reassembly ...
Page 83: ...Disassembly and reassembly 83 ...
Page 86: ...86 Disassembly and reassembly ...
Page 87: ...Disassembly and reassembly 87 ...
Page 89: ...Disassembly and reassembly 89 ...
Page 90: ...90 Disassembly and reassembly ...
