Installation and Operation Guide
Page 1-4 MTX-15 Installation & Operation Guide
Step 3. Install a screw or anchor at the mark and hang the back plate
from the top-mounting hole. Level the back plate by centering
the vertical line in the bottom hole (see Figure 4).
Step 4. Mark the location of the bottom hole.
Step 5. If using the square Cable Feed hole in the Backing Plate for
power or communications, mark this location (see Figure 4).
Step 6. Install another screw or anchor for the bottom-mounting hole
and secure the back plate to the wall.
Note: The Rest Slots on the terminal slip over the Rest Hooks (see
Figure 4) on the Back Plate to hold the terminal in the open
position for wiring and configuration, such as connecting to the
signal relay to ring a bell (see Figure 7).
Figure 4: MTX-15 Terminal on Rest Hooks
Note: Please connect all the desired communications wiring now with
the back plate off.
Square Cable
Feed Hole
Rest Hooks &
Rest Slots
Keylock to
Unlock Back Plate