Dell 7420, 5420 owner manual Replacing the Display Panel

34 Replacing the Display Panel

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 9. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.

Procedure

1Connect the display cable to the display-board connector and secure it with the tape.

2Turn the display panel over and place it on the display cover.

3Align the screw holes on the display panel with the screw holes on the display cover.

4Replace the screws that secure the display panel to the display cover.

Postrequisites

1Replace the display bezel. See "Replacing the Display Bezel" on page 79.

2Replace the display assembly. See "Replacing the Display Assembly" on page 75.

3Replace the palm rest. See "Replacing the Palm Rest" on page 49.

4Replace the keyboard. See "Replacing the Keyboard" on page 25.

5Replace the base cover. See "Replacing the Base Cover" on page 29.

6Replace the battery. See "Replacing the Battery" on page 19.

7Follow the instructions in "After Working Inside Your Computer" on page 11.

Replacing the Display Panel 83