Dell Inspiron 7500 - Manual (Page 134)

This procedure assumes that you have removed the display assembly from the computer base. To remove the front bezel (see Figure 40), perform
the following steps:
1. Use a dental pick to pry the rubber screw covers off of the bottom two screws and the rubber bumpers off of the top two screws.
2. Remove the four 6-mm screws from the front bezel.
3. Unsnap the front bezel from the back cover and remove it from the assembly.
Carefully insert your fingers between the LCD panel and the bezel. Roll the plastic up slightly to insert your fingers further in, and then lift
upward to free the snaps. Start at the middle bottom and then work around.
When replacing the bezel, ensure that the LCD wire harness is routed correctly through the openings in the back cover and is not pinched.
15-Inch LCD Panel Removal
To remove the 15-inch LCD panel, perform the following steps:
1. Turn the computer over and remove the screws from the bottom of the computer.
2. Turn the computer back over and open the display.
3. Remove the plastic hinge covers.
4. Insert a small flat-blade screwdriver or a similar plastic tool along the top-right edge of the keyboard, above the row of function keys. Working
from right to left, free the keyboard by prying it toward the front of the unit. When free, lift the top of the keyboard slightly to clear the palmrest
assembly.
5. Remove the keyboard bracket (located in the upper-right corner of the keyboard).
6. Remove the four screws that secure the two hinges.
7. Unplug the LCD wire harness and lift the assembly off the computer base.
To remove the front bezel, follow these steps:
1. Remove the two rubber screw covers and screws on the LCD near the hinge. Remove the remaining three plastic screw covers and screws,
one on either side and one in the front.
2. With all screws removed, unsnap the front bezel from the back cover and remove the bezel from the assembly.
To remove the LCD panel, hinges, and inverter board, follow these steps:
1. Remove the four remaining screw covers and screws on the sides of the LCD.
2. With all screws removed, lift the LCD panel out and disconnect the inverter wire from the inverter board.
3. Detach the LCD wire harness from connector CN2 on the right side of the inverter board.
4. Carefully remove the grounding tape between the inverter board and the LCD panel.
5. Remove the two 2.5-mm screws securing the inverter board to the back cover.
6. Remove the inverter board from the back cover.
Exploded View of Base Assembly
Figure 41. Base Assembly Components