Nortel Companion MICS-XC Installation Manual page 29

Mount RPIs at least 300 mm (12 in.) from the ceiling.
2. Insert wall plugs in the holes.
3. Partially screw in two #10 50-mm (2-in.) screws for the
keyholes.
4. Open the hinged cover with a screwdriver by pushing in
and then down to release the catch on the right side. You
can remove the cover by lifting it off its hinges.
Opening the RPI cover
5. Hang the RPI on the two keyhole screws and tighten them.
6. Install the remaining two screws.
7. Feed the power cord through the bottom of the RPI and
route it through the clip and around the strain relief support
as shown in the following figure.
8. Route the power cord to the input power socket just to the
left of PSU 1. Connect the plug to the socket.
Note: Distinctive labeling of RPIs may help to diagnose any
future problems.
P0881594 Issue 01
Installation / 23
MICS-XC Norstar-Companion Installer Guide