Removing the controller modules

To replace the chassis, you must remove the controller modules from the old chassis.

About this task

You can use the following video or the tabulated steps to replace the chassis; it assumes the removal and replacement of the bezel:

Procedure

  1. If you are not already grounded, properly ground yourself.
  2. Unplug the controller module power supplies from the source.
  3. Release the power cable retainers, and then unplug the cables from the power supplies.
  4. Insert your forefinger into the latching mechanism on either side of the controller module, press the lever with your thumb, and gently pull the controller a few inches out of the chassis.
    Note: If you have difficulty removing the controller module, place your index fingers through the finger holes from the inside (by crossing your arms)


    Lever
    Latching mechanism
  5. Using both hands, grasp the controller module sides and gently pull it out of the chassis and set it on a flat, stable surface.
  6. Set the controller module aside in a safe place, and repeat these steps for the other controller module in the chassis.