How to Remove the Top Cover on PowerEdge R420

This video will demonstrate the removal procedure of a Top Cover for PowerEdge R420.

Prerequisites
1. Ensure that you read the Safety instructions.
2. Turn off the system, including any attached peripherals.
3. Disconnect the system from the electrical outlet and peripherals.
4. If installed, remove the front bezel. 

Removing the system cover
1. Turn the latch release lock to the unlock position.
2. Lift the latch and rotate the latch toward the back of the system.
The system cover slides back disengaging the tabs on the system cover from the slots on the chassis.
3. Hold the cover on both sides, and lift the cover away from the system.

Installing the system cover:
1. Align the slots of the system cover with the tabs on the chassis.
2. Press the cover release latch, and push the cover toward the front of the chassis until the latch locks into place.
3. Turn the cover latch release lock clockwise to the locked position.

1. Install the bezel (optional).
2. Reconnect the system to its electrical outlet.
3. Turn the system on, including any attached peripherals.