Table 9. Diagnostic-light codes
Blinking Pattern
Problem description
2
1
Run the Intel CPU
diagnostics tools.
If problem persists,
replace the system
board.
2
2
Flash latest BIOS
version. If problem
persists, replace the
system board.
2
3
Confirm that the
memory module is
installed properly.
If problem persists,
replace the memory
module.
2
4
Reset and swap
memory modules
amongst the slots.
If problem persists,
replace the memory
module.
2
5
Reset and swap
memory modules
amongst the slots.
If problem persists,
replace the memory
module.
2
6
Replace the system
board.
2
7
Replace the LCD
module.
2
8
Replace the system
board.
3
1
Reset the CMOS
battery connection.
If problem persists,
replace the RTC
battery.
3
2
Replace the system
board.
3
3
Flash latest BIOS
version. If problem
persists, replace the
system board.
3
4
Flash latest BIOS
version. If problem
persists, replace the
system board.
3
5
Replace the system
board.
3
6
Replace the system
board.
Troubleshooting
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