Dell Inspiron 7500 Replacement Manual page 42

support.dell.com
6 Hard-disk drive bay
7 4-mm screws (6)
8 Combo bay
9 Base assembly
10 Connector for speaker wiring harness
11 Palmrest assembly
12 Speaker wiring harness and grounding strap
13 Washer
14 4-mm screw
This procedure assumes that you have removed the keyboard, thermal shield, and dis-
play assembly. To remove the palmrest assembly (see Figures 22 and 23), perform
the following steps:
1. Remove the left and right hinge saddle extensions.
2. Remove the two 4-mm screws from the top inside of the combo bay.
3. Remove the two 4-mm screws from the top inside of the MegaBay.
4. Remove the two 4-mm screws from the top inside of the hard-disk drive bay.
5. Turn the unit back over.
6. Remove the three 6-mm screws from the top of the base assembly, along the
back edge.
7 . Remove the 6-mm screw from the DC-DC board.
8. Remove the 4-mm screw and the washer securing the grounding strap to the PC
Card heat shield.
9. Disconnect the speaker wire harness from connector JP18 on the left side of the
system board.
This wire harness also contains wiring for the touch pad and the touch pad
buttons.
10. Disconnect the light-emitting diode (LED) cable from connector JP10 on the sys-
tem board.
11. Remove the palmrest assembly from the base assembly.
Start at the back right of the computer and move forward around the computer.
Carefully lift the palmrest assembly up and pull it forward to unsnap the hidden
tabs spaced around the sides and along the top of the MegaBay and media bay.
Removing and Replacing Parts 33