Alienware Area-51 R4 Service Manual

Procedure

1. Disconnect the rear I/O accessibility lighting cable from the I/O board.

   

   1. securing clip
   2. I/O board
   3. rear I/O accessibility lighting cable

2. Open the securing clip which secures the rear I/O accessibility lighting cable to the chassis.
3. Remove the rear I/O accessibility lighting cable through the slot on the chassis.

   

   1. chassis
   2. securing clip
   3. rear I/O accessibility lighting cable
   4. slot

4. Remove the four screws (#6-32x6) that secure the power-supply unit to the back of the chassis.
5. Lift the power-supply unit cover away from the chassis.
6. Remove the rear I/O accessibility lighting cable from the routing guides on the chassis.

   

   1. rear bezel
   2. power-supply unit cover
   3. screws (4)
   4. rear I/O accessibility lighting cable
   5. routing guides (2)
   6. chassis

7. Remove the four screws (#6-32x6) that secure the rear bezel to the top and bottom of the chassis.

   

   1. screws (4)
   2. rear bezel

8. Remove the two screws (M3x5) from inside, that secure the rear bezel to the left side and right side of the chassis.
9. Release the tabs from inside the chassis on the right side and left side, securing the rear bezel to the chassis.

   

   1. chassis
   2. tabs (6)
   3. screws (2)

10. Remove the rear bezel from the chassis and remove the rear I/O accessibility lighting cable from the slot on the chassis.

    

    1. rear bezel
    2. chassis