System does not power on and the LEDs on the front of the computer are not flashing.
Cause Solution
System unable to power on. Press and hold the power button for less than 4 seconds. If
the hard drive LED turns green, then replace the system
board.
OR
Press and hold the power button for less than 4 seconds. If
the hard drive LED does not turn on green then:
1. Check that the power cable is securely inserted into the
power brick and the unit is plugged into a working AC
outlet.
2. Open hood and check that the power button harness is
properly connected to the system board.
3. Check that both power supply cables are properly
connected to the system board.
4. Check to see if the 5V_aux light on the system board is
turned on. If it is turned on, then replace the power
button harness.
5. If the 5V_aux light on the system board is off, then
replace the power supply.
6. Replace the system board.
Solving General Problems
99
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