HP Workstation x4000 hp workstation x4000 - Technical Reference manual - Windo - Page 184

Power Supply, Removing the Power Supply Unit, supply unit. For your safety

Page 184 highlights

Installing or Replacing Parts and Accessories Power Supply WARNING Power Supply Hewlett-Packard does not support power supply upgrades. This information is provided to help you replace a defective power supply unit. For your safety, only use a power supply provided by HP support services. Removing the Power Supply Unit 1. Turn off the display and shut down the Workstation. Disconnect all power cables and any LAN or telecommunications cables. 2. Remove the Workstation's cover (refer to "Removing the Left Side Cover" on page 145 for instructions). 3. Place your Workstation on its side with the system board facing upwards. 4. Remove all internal power supply connectors. 5. Remove the three screws located on the rear of the chassis that secure the power supply unit in position. 6. Remove the screw located inside the Workstation at the top of the power supply unit. 7. Push the supply unit forward until it is clear of the guide rail and remove it from the chassis. 182 Chapter 10

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Installing or Replacing Parts and Accessories
Power Supply
Chapter 10
182
Power Supply
WARNING
Hewlett-Packard does not support power supply upgrades. This
information is provided to help you replace a defective power
supply unit. For your safety, only use a power supply provided by
HP support services.
Removing the Power Supply Unit
1.
Turn off the display and shut down the Workstation. Disconnect all
power cables and any LAN or telecommunications cables.
2.
Remove the Workstation’s cover (refer to “Removing the Left Side
Cover” on page 145 for instructions).
3.
Place your Workstation on its side with the system board facing
upwards.
4.
Remove
all
internal power supply connectors.
5.
Remove the three screws located on the rear of the chassis that secure
the power supply unit in position.
6.
Remove the screw located inside the Workstation at the top of the
power supply unit.
7.
Push the supply unit forward until it is clear of the guide rail and
remove it from the chassis.