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8.
Reinstallation of the Inverter Board is the reverse of steps 1 through 7 above.
6.5.10
Opening/Replacing the Top Case Assembly
To remove/replace the Top Case Assembly, perform the following procedure:
1.
Remove the Keyboard Assembly and Heat Sink Assembly as described in
Paragraphs 5.5.5 and 5.5.6.
2.
Remove the four screws that secure the Top Case Assembly to the base. Note that
the screw at the rear of the opening is shorter than the remaining three
screws.
3.
Using a plastic stick, unlock the ZIF connector located near the glide pad and
remove the cable from the connector.
4.
Remove the cable cover below the display by lifting upwards on the front edge of
the cover.
5.
Turn the notebook over and remove the six Phillips-head screws from the bottom
of the notebook.
6.
Rotate the notebook so that the rear of the unit is facing you; remove the rear
door assembly by bowing it outwards.
7.
Several recesses are located just above the two rear connectors. Use a small
flat-blade screwdriver to disengage the snaps associated with the right and
left recesses.
8.
Lift and push the Display Assembly forward to disengage it from the Base
Assembly.
9.
Replacement of the Top Case Assembly is the reverse of steps 1 through 8 above.
6.5.11
Removing/Replacing the Touch Pad
Assembly
To remove and replace the Touch Pad Assembly, perform the following procedure:
1.
Remove the Top Case Assembly as described in the previous paragraph.
2.
Turn the Top Case Assembly over and remove the four screws that secure a metal
shield to the plastics.
3.
Lift the plastic frame that rests on top of the touch pad.
4.
Unplug the flex cable from the connector on the touch pad. Note that the board
connector is a LIF (Low insertion force) type; the cable is held in place by
friction.
5.
Slide the board assembly to the right and remove from the unit.
6.
Replacement of the Touch Pad Board Assembly is essentially the reverse of Steps
1 through 5 above.
Field Service 6-11
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Troubleshooting
