dell inspiron 7500 User Manual

support.dell.comRemoving and Replacing Parts 23
To disconnect a cable from a ZIF connector, perform the following steps:
1. Insert a small flat-blade screwdriver or dental pick under the movable part of the 
connector.
For most ZIFs, carefully pry up one end of the movable part of the connector and 
then the other end. Some ZIFs may need to be lifted in the center.
2. Pull up gently on the movable part of the connector until the cable is released.
3. Grasp the cable and pull it out of the connector.
To...

24 Dell Inspiron 7500 — Removing and Replacing Parts
Figure 19.  Thermal Shield/Internal Modem Components 
This procedure assumes that you have removed the keyboard. To remove the thermal 
shield, perform the following steps:
1. Remove the right hinge cover.
15-Inch XGA and 15-Inch SXGA+ LCD Panels
a. Open the computer to 170 degrees, supporting the display assembly.
b. From the outside edge of the unit, carefully insert a flat-blade screwdriver or 
scribe into the space on the inside of the hinge...

support.dell.comRemoving and Replacing Parts 25
d. Move the tool to the inside top of the hinge cover and lift the hinge cover off. 
If the hinge covers are tight, use a plastic wedge or scribe to loosen and pop 
them off. 
15.4-Inch SXGA LCD Panel
Remove the screw cover and the screw. Lift the hinge cover off.
2. If your computer has an internal modem, disconnect the twisted wire pair from 
connector JP2 on the RJ-11 card. 
3. Remove the twisted wire pair from under the tabs in the thermal shield. 
4....

26 Dell Inspiron 7500 — Removing and Replacing Parts
Heat Exchanger/Fan Removal
Figure 20.  Heat Exchanger/Fan Components
To remove the heat exchanger/fan (see Figure 19), perform the following steps:
1. Remove the two 5-mm screws securing the heat exchanger.
2. Disconnect the fan cable from connector JP17 on the system board.
3. Remove the heat exchanger/fan.
4. Inspect the two thermal pads on the bottom of the heat exchanger and replace 
them if necessary.
To remove the heat exchanger/fan without...

support.dell.comRemoving and Replacing Parts 27
3. Lift the heat exchanger and rotate it upward.
4. Slide the heat exchanger/fan toward the front of the computer until the fan is 
completely clear of the overhanging palmrest plastic.
5. Lift the heat exchanger/fan out at an angle.
6. Inspect the two thermal pads on the bottom of the heat exchanger and replace 
them if necessary.
When reinstalling the heat exchanger/fan, be sure to reconnect the fan cable to con-
nector JP17 on the system board; if you...

28 Dell Inspiron 7500 — Removing and Replacing Parts
This procedure assumes that you have removed the heat exchanger/fan. To remove 
the processor board (see Figure 20), perform the following steps:
1. Remove the three 5-mm screws securing the processor board to the system 
board.
2. Gently pull the processor board off of connector JP15 on the system board. Do 
not rock the board to remove it, because this may damage the connectors.
When reinstalling the processor board, align the board with the notch on...

support.dell.comRemoving and Replacing Parts 29
To remove the liquid cr ystal display (LCD) panel (see Figure 21), perform the following 
steps:
1. Remove the left hinge cover.
2. Disconnect the LCD wire harness from connector JP3 on the system board.
Remove the two Phillips screws on the LCD wire harness on the JP3 connector. 
Use a dental pick or flat-blade screwdriver to pry up each end of the connector to 
release it.
3. Close the display.
4. Remove the four 6-mm screws that secure the two hinges to...

30 Dell Inspiron 7500 — Removing and Replacing Parts
Palmrest Component Assembly
Figure 23.  Exploded View of Palmrest Assembly
1Display latch
2Touch pad
3Touch pad bracket
4Right speaker
5Hard-disk drive heat shield
6Touch pad button board 

support.dell.comRemoving and Replacing Parts 31
7Left speaker cover
8Speakers (2)
9Speaker wiring harness
10Display latch
11Palmrest
12IR board 

32 Dell Inspiron 7500 — Removing and Replacing Parts
Palmrest Assembly Removal
Figure 24.  Palmrest Assembly Components
1LED cable
26-mm screws (4)
3LED connector
4DC-DC board
5Batter y bay