Dell Alienware M18x (Early 2011) - Manual (Page 31)

9. Lift the video-card heat-sink fan(s) along with the cable away from the computer base.
Replacing the Video-Card Heat-Sink Fan(s)
1. Follow the instructions in Before You Begin .
2. Align the screw holes on the video-card heat-sink fan(s) with the screw holes on the computer base.
3. Tighten the three captive screws that secure the secondary video-card heat-sink fan to the computer base.
4. Tighten the four captive screws that secure the primary video-card heat-sink fan to the computer base.
5. Route the primary video-card heat-sink fan cable through the routing guides on the computer base.
6. Connect the primary video-card heat-sink fan cable to the connector on the system board.
7. Connect the secondary video-card heat-sink fan cable to the connector on the system board.
8. Replace the base cover (see Replacing the Base Cover ).
9. Replace the battery pack (see Replacing the Battery Pack ).
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1 secondary video-card heat-sink fan cable
connector
2 secondary video-card heat-
sink fan
3 captive screws (3)
CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may
result in damage to the computer.