Dell Precision 330 - Manual (Page 54)

Back to Contents Page
Power Supply
Dell Precision™ WorkStation 330 Systems Service Manual
Desktop Chassis
Mini Tower Chassis
Desktop Chassis
l Rotating the power supply
l Removing the power supply
l Replacing the power supply
Rotating the Power Supply (Desktop Chassis)
To access some of the components on the system board, you may need to rotate the system power supply out of the way.
1. Turn off the computer and peripherals, disconnect them from their electrical outlets, wait at least 5 seconds, and then remove the computer cover .
2. Ensure that the AC power cable is disconnected from the AC power receptacle on the back of the power supply. See " Rotating the Power Supply (Desktop
Chassis) ."
3. Free the power supply from the securing tab by pressing the tab labeled "RELEASE." Then rotate the power supply upward until it locks in its extended
position.
Rotating the Power Supply (Desktop Chassis)
Removing the Power Supply (Desktop Chassis)
1. Rotate the power supply away from the system board.
2. Disconnect the power supply cables from all drives.
3. Disconnect the power supply cables from the system board.
4. Rotate the right side of the power supply up and away from the chassis.
The right pivot pin rises up and exits the chassis slot.
5. Disengage the chassis pivot pin on the right rear of the power supply from the chassis socket.
Removing the Power Supply (Desktop Chassis)
CAUTION: Before you perform this procedure, see " Precautionary Measures ."