Power-Supply Unit; Removing The Power-Supply Unit - Dell D31M Owner's Manual

Steps
1. Insert the rubber grommets through the holes on the chassis.
2. Insert the rubber grommets through the holes on the system fan.
3. Pull the rubber grommets and push the system fan towards the chassis until it clicks in place.
4. Connect the system fan cable to the connector on the system board.
Next steps
1. Install the side cover.
2. Follow the procedure in after working inside your computer.

Power-supply unit

Removing the power-supply unit

CAUTION: The information in this section is intended for authorized service technicians only.
84 Removing and installing Field Replaceable Units (FRUs)