AdvanceTec AdvanceMobile AT3550A, Installation & User Manual

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2. To attach the PTT to a flat surface, remove the 2 screws from the bottom of
the PTT, which holds the Velcro strip in place. Remove the strips and replace
the small plastic part that held the strips in place with the larger flat plastic
part supplied with the PTT. Screw the new plastic part in place.
3. Feed the cable out of sight to the location where you intend to mount the
junction box.
Caution:
Make sure there is sufficient slack in the cable to allow the free
movement of the gear lever without stretching the PTT cable.
C. Mounting the Microphone
Selecting the correct position for the microphone is vital for the successful
performance of the AdvanceMobile™
1. The Microphone should be mounted either on the sun visor directly above,
and facing, the driver or on the headliner just above, and facing, the driver.
One of the following two microphones will be supplied with this kit.
Facing the driver
Diagram 3
2. The microphone supplied has a noise canceling feature so must be
mounted facing the driver as shown in the picture above.
3. To avoid visual or physical obstruction, route the microphone cable down
inside the door molding. Allow sufficient slack in the connector end of the
cable to reach the Junction Box.
4. Feed the cable to the location where you intend to mount the junction box.
Note:
The microphone should not be mounted near a window or in a spot
where road and ambient background noise would be substantially high
(above 85dB SPL).
D. Installing the Power Cable