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Dell Dell Vostro 14 - 3446 オーナーズマニュアル
3.
Disconnect the cooling fan's connector to the system board. Then, remove the screws securing the
heatsink to the system board and lift it off the board.

Installing the Heatsink

1.
Insert the heatsink and tighten the screws to secure it to the system board.
2.
Connect the cooling fan's connector to the system board.
3.
Install:
a. system board
b. palmrest assembly
c. keyboard
d. memory module
e. hard-disk drive
f. WLAN card
g. access panel
h. optical-disk drive
i.
battery
4.
Follow the procedures in After Working Inside Your Computer.

Removing the Power Connector

1.
Follow the procedures in Before Working Inside Your Computer.
2.
Remove:
a. battery
b. optical disk drive
c. access panel
d. hard-disk drive
e. memory module
f. keyboard
g. palmrest assembly
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