Dell E7240 Laptop User Manual


 
Installing the System Fan
1. Connect the system-fan cable to the system board.
2. Tighten the screws that secure the system fan to the computer.
3. Align the system fan in its place on the system board.
4. Install:
a. display-hinge cover
b. palmrest
c. keyboard
d. keyboard trim
e. base cover
f. SD card
g. battery
5. Follow the procedures in After Working Inside Your Computer.
Removing the System Board
1. Follow the procedures in Before Working Inside Your Computer.
2. Remove:
a. SD card
b. battery
c. base cover
d. mSATA
e. keyboard trim
f. keyboard
g. palmrest
h. speaker
i. display-hinge cover
j. display assembly
k. system fan
l. heat sink
m. I/O cable
3. Perform the following steps as shown in the illustration:
a. Lift the I/O latch [1].
b. Remove the I/O cable from the system board [2].
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