IBM 9306 Hardware Maintenance Manual page 27

Removing and installing rack doors
Remove the rack doors when installing and removing options in the rack cabinet. All
rack cabinets come with front and rear doors installed.
Note: You only need to remove a door if part of the rack cabinet is obstructed by
the door as you install the optional device.
Removing and installing a NetBAY25 door: Use the following procedure to
remove a front or rear door from the rack cabinet:
Figure 12. Removing a front door from the NetBAY25 rack cabinet
1. Unlock and open the door.
2. Grasp the door firmly with both hands and lift it upward and away from the
hinges; then, set the door aside.
Reverse this procedure to install the door on the rack cabinet.
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Type 9306 Model 250/420/421