Dell E7240 owner manual Installing the Heatsink, Removing the Display Assembly

Installing the Heatsink

1.Place the heatsink into its original position on the computer.

2.Tighten the screws to secure the heatsink to the computer.

3.Install:

a)display assembly

b)display-hinge cover

c)palmrest

d)keyboard

e)keyboard trim

f)mSATA

g)base cover

h)battery

i)SD card

4.Follow the procedures in After Working Inside Your Computer.

Removing the Display Assembly

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove:

a)battery

b)SD card

c)base cover

d)keyboard

e)palmrest

3.Perform the following steps as shown in the illustration:

a)Disconnect the WLAN cable from the system board [1].

b)Unroute the WLAN cables from the slot [2].

c)Remove the screw that secures the heatsink to the computer.

4.Perform the following steps as shown in the illustration: Disconnect the antenna cables from the wireless solution.

a)Disconnect the LVDS cable from the system board [1].

b)Unroute the cable from the slot [2].

c)Remove the screws and pull the antenna cables from the holes on the base chassis that secure the display assembly to the computer.

25