Install the front cover on the model 9116-561 or570
To install the front cover on the model 9116-561 or570,
follow these steps:
Position the cover on the front of the system unit so that the
tab on the left side of the cover is in the matching slot on the left side
of the system unit as shown in the following figure.
Tighten the thumbscrew on the right side of the cover.