Rear fan
The rear fan is secured to the rear of the chassis with three Phillips screws.
1. Prepare the computer for disassembly (Preparation for disassembly on page 17).
2. Remove the access panel (Access panel on page 18).
3. Disconnect the fan control cable (1) from the system board connector labeled CHFAN2.
4. Remove the three silver Phillips screws (2) that secure the fan to the rear of chassis.
5. Lift the fan out of the chassis (3).
To install the fan, reverse the removal procedure. Be sure to orient the air ow out of the chassis.
54 Chapter 4 Removal and replacement procedures