To Remove The Display; To Remove The System Board - HP 54645A User's And Service Manual

Replacement Parts

To remove the display

To remove the display
Remove the front panel on the HP 54645A/D.
1
Disconnect the ribbon cable and the calibration cable from the
2
display.
Using the T10 TORX driver, remove the two screws that hold the
3
display to the deck.
Make sure that when you re-install these screws that you use the
correct parts. If longer screws are used, they can short the system
board to ground.
As you lift the display, rotate it off the two tabs on the side of the
4
deck.

To remove the system board

Using the T10 TORX driver, remove the eight screws that hold the
1
system board to the deck.
Remove the two screws from the rear-panel interface connector.
2
Remove the hex nut and washer from the rear BNC (HP 54645A/D).
3
Disconnect the three ribbon cables and the calibration cable.
4
As you remove the system board, rotate the system board so that the
5
BNCs clear the front panel.
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