Dell 7420 Laptop User Manual


 
Replacing the Display Panel | 83
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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
1 Connect the display cable to the display-board connector and secure it
with the tape.
2 Turn the display panel over and place it on the display cover.
3 Align the screw holes on the display panel with the screw holes on
the display cover.
4 Replace the screws that secure the display panel to the display cover.
Postrequisites
1 Replace the display bezel. See "Replacing the Display Bezel" on page 79.
2 Replace the display assembly. See "Replacing the Display Assembly" on page 75.
3 Replace the palm rest. See "Replacing the Palm Rest" on page 49.
4 Replace the keyboard. See "Replacing the Keyboard" on page 25.
5 Replace the base cover. See "Replacing the Base Cover" on page 29.
6 Replace the battery. See "Replacing the Battery" on page 19.
7 Follow the instructions in "After Working Inside Your Computer" on page 11.
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