Mitel 3300 Technician's Handbook page 207

mate to secure the APC-CX(i) II Assembly to the controller. Two
additional screws secure the assembly through holes in the controller
back panel.
Figure 63: Notches and Shoulder Bolts
5. Lower the APC-CX(i) II Assembly into the controller with the VGA,
USB, and RS-232 connectors facing their respective openings in the
back panel of the controller.
6. Align the assembly to mate the shoulder bolts and mounting bracket
notches.
7. Using a Phillips #1 screwdriver and the supplied screws, fasten the
APC-CX(i) Assembly to the controller through the two retaining holes
in the back panel.
Figure 64: Retaining Hole Locations
Install and Replace Units
197