HP Xw4200 Getting Started Guide HP Workstations xw4100, xw4200, xw6200, and xw - Page 42

Getting Started Guide, Troubleshooting, System does not power, on and the LEDs on - power supply

Page 42 highlights

Troubleshooting Problem System does not power on and the LEDs on the front of the workstation are not blinking. Cause System unable to power on. Solution Press and hold the power button for less than 4 seconds. If the hard drive LED turns green, then: 1. Check that the voltage selector, located on the rear of the power supply, is set to the appropriate voltage (for the xw4100 only). Proper voltage setting depends on your region. 2. Remove the expansion cards one at a time until the 5.5 V_aux light on the system board turns on. 3. 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. 4-8 www.hp.com Getting Started Guide

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4–8
www.hp.com
Getting Started Guide
Troubleshooting
System does not power
on and the LEDs on the
front of the workstation
are not blinking.
System unable to
power on.
Press and hold the power button
for less than 4 seconds. If the
hard drive LED turns green, then:
1.
Check that the voltage
selector, located on the rear
of the power supply, is set
to the appropriate voltage
(for the xw4100 only).
Proper voltage setting
depends on your region.
2.
Remove the expansion
cards one at a time until the
5.5 V_aux light on the
system board turns on.
3.
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.
Problem
Cause
Solution