Dell Alienware M14x R2 (Early 2012) - Manual (Page 86)

3 Lift the thermal fan and gently peel the tape that secures the thermal fan
to the thermal cooling assembly.
1
2
3
4
1 screws (3) 2 thermal fan cable connector
3 thermal fan 4 tape
Replacing the Thermal Fan
Procedure
1 Align the screw holes on the thermal fan with the screw holes on
the system board.
2 Adhere the tape to secure the thermal fan to the thermal cooling assembly.
3 Replace the screws that secure the thermal fan to the system board.
4 Connect the thermal-fan cable to the connector on the system board.
Postrequisites
1 Follow the instructions from step 2 to step 18 in "Replacing the System
Board" on page 84.
2 Follow the instructions in "After Working Inside Your Computer" on page13.
Thermal Fan 88