HP 54620A - To Remove the Power Supply

To remove the power supply
1
Remove the fan.
2
Disconnect the ground wire (green wire with the yellow stripe) from
the deck.
3
Disconnect the ribbon cable from the power supply board.
4
Use a screw driver to gently unhook the latch that holds the white
shaft to the power switch, then disconnect the shaft from the power
switch. After you disconnect the shaft, make sure you position it in
the recess along the side of the display bracket.
5
Using the T10 TORX driver, remove the screw holding the power
supply board to the deck.
6
Slide the power supply board towards the front panel about a half an
inch. Slip the keyhole slots on the power supply board off of the pins
on the deck.
Unhooking the Power Switch Shaft
Figure 59
Replaceable Parts
To remove the power supply
187