Installing The Heatsink; Removing The System Board - Dell NOT22679 Owner's Manual

Installing the Heatsink

1. Place the heatsink into its original position on the system board.
2. Tighten the screws to secure the heatsink to the system board.
3. Install:
a. system board
b. display assembly
c. display-hinge cover
d. speaker
e. palmrest
f. keyboard
g. keyboard trim
h. hard drive
i. base cover
j. battery
k. SD card
After Working Inside Your Computer .
4. Follow the procedures in

Removing the System Board

Before Working Inside Your Computer .
1. Follow the procedures in
2. Remove:
a. SD card
b. battery
c. base cover
d. hard drive
e. keyboard trim
f. keyboard
g. palmrest
h. speaker
i. display-hinge cover
j. display assembly
3. Perform the following steps as shown in the illustration: Disconnect the I/O and speaker cables from the system
board.
a. Lift the I/O latch [1].
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