Troubleshooting
| Possible | Recommended |
Activity | Beeps Cause | Action |
System does not | None | System |
power on and LEDs |
| unable to |
are not blinking. |
| power on. |
Press and hold the power button for less than 4 seconds. If the hard drive LED turns green, then:
1.Remove the expansion cards one at a time until the 5.5 V_aux light on the system board turns on.
2.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 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 5.5 V_aux light on the system board is turned on. If it is turned on, then replace the power button harness.
5.If the 5.5 V_aux light on the system board is not turned on, then replace the power supply.
6.Replace the system board.
Getting Started Guide | www.hp.com |