Installing The Heat Sink - Dell Latitude 3470 Owner's Manual

b. base cover
c. hard drive assembly
d. WLAN card
e. memory
f. keyboard
g. palmrest
h. display cable
i. system fan
j. system board
3. To remove the heat sink:
a. Remove the screws that secure the heat sink to the system board [1, 2, 3].
b. Lift and remove the heat sink from the computer [4].

Installing the heat sink

1. Place the heat sink to align with the screw holders on the system board.
2. Tighten the screws to secure the heat sink to the system board.
3. Install the:
a. system board
b. system fan
c. display cable
d. palmrest
e. keyboard
f. memory
g. WLAN card
h. hard drive assembly
i. base cover
j. battery
4. Follow the procedure in After Working Inside Your computer.
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