b) bottom door
c) keyboard trim
d) keyboard
e) optical drive
f) primary and secondary hard drive
g) palmrest
h) video-card fan
i) heatsink
3. Loosen the captive screws that secures the video-card heatsink to the computer.
4. Remove the video-card heatsink from the computer.
Installing the Video-Card Heatsink
1. Place the heatsink on its original position in the computer.
2. Tighten the captive screws to secure the heatsink.
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