Replacing the Power Supply Unit
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Replacing the Power Supply Unit
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
replace with a power supply provided by HP support services.
To avoid electrical shock, do not open the power supply. There are no user-serviceable
parts inside.
1 Switch off the PC and remove the main cover.
2 Lay the PC on its side.
3 Release the power supply cables from the cable clamp situated under
the floppy drive unit.
4 Press down the retaining clip at the top of the power supply unit, and
holding the unit carefully, rotate it upwards.
5 Push the second retaining clip outwards and lift the power supply unit
out of the PC and lay it by the underside of the PC, not beside the front
panel.
6 Disconnect all power cables from installed drives and from the system
board.
cable clamp
clip
clip
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