Installing The Heat Sink; System Fan; Removing The System Fan - Dell Vostro 15–3568 Owner's Manual

3 To remove the heat sink:
a Loosen the captive screws that secure the heat sink to the system board [1, 2, 3, 4].
NOTE:
and cannot be fully removed.
b Remove the heat sink from the system board [5].

Installing the heat sink

1 Align the screws on the heat sink with the screw holders on the system board.
2 Install the heat sink and tighten the captive screws to secure it to the system board.
NOTE: Secure the screws in the order of the callout numbers [1, 2, 3, 4].
3 Install the:
a base cover
b keyboard
c optical drive
d battery
4 Follow the procedures in

System fan

Removing the system fan

1 Follow the procedure in
2 Remove the:
Loosen the screws in the order of the callout numbers [1, 2, 3, 4]. These screws are retention screws
After working inside your
Before working inside your
computer.
computer.
Removing and installing components 30