Before you begin
- Turn off the computer. Disconnect the Ethernet or modem cable. Disconnect the power cord.
- Transfer the computer to a clear, flat, stable work surface over a non-carpeted floor.
- HP strongly recommends the use of an anti-static wrist strap and a conductive foam pad when working on the computer.
- Do not remove a component from its protective packaging until you are ready to install it.
WARNING:The edges of metal panels can cut skin. Be careful not to slide skin along any interior metal edge of the computer.
CAUTION:This product contains components that can be damaged by electrostatic discharge (ESD). To reduce the chance of ESD damage, work over a noncarpeted floor, use a static dissipative work surface (such as a conductive foam pad), and wear an ESD wrist strap connected to a grounded surface.
View the following video before using the steps in this article.
NOTE:For best quality on dial-up connections, wait until the video has fully loaded before viewing.
Removing the power supply
Use the steps in this section to remove the power supply.
WARNING:Make sure the computer is disconnected from power before starting.
Remove the side panel.
For more information about removing the side panel, refer to the HP support document Removing and Replacing the Side Panel .
Detach all power connectors to the motherboard,...
|all optical drives,...|
|...and hard drives.|
Remove the four screws that connect the power supply to the computer.
Save the screws for power supply replacement.
Press the latch at the bottom of the power supply, and...
|...pull the power supply into and out of the computer.|
Replacing the power supply
Use the steps in this section to replace the power supply.
WARNING:Always replace the entire power supply. Never attempt to disassemble the power supply or work on components within the power supply unit.
Find the latch, guide, and ledge inside the computer that help secure the power supply.
1 - Latch
2 - Guide
3 - Ledge
Align the power supply with the ledge and guide, and...
|...slide it back until it snaps into place.|
Replace the four screws that connect the power supply to the computer.
Reconnect all power connectors to the motherboard, optical drives, and hard drives.
Replace the side panel.
For more information about replacing the side panel, refer to the HP support document Removing and Replacing the Side Panel .