Motorola MaraTrac Advanced Control Head Operating Instructions Manual

To Receive:
Turn the control head ON/OFF switch to ON. A tone(s) sounds to indicate the radio
condition (see TONE TABLE). The display indicates the receive mode. Adjust the
volume with the Vol up/down rocker button. The BUSY indicator lights when the
channel has activity.
To Transmit:
Scroll to the desired mode using the Mode up/down rocker button. Press and hold
the PTT button; when the red XMIT indicator comes on, speak into the microphone
in a normal voice. If a tone sounds when you press the PTT button, the system is
alerting you to a certain condition (see TONE TABLE).
Tone
1 High-Pitched Beep at Power-Up
Series of High-Pitched Beeps
at Power-Up
1 Low-Pitched Beep Tone
1 High-Pitched Beep "CHIRP"
Low Constant Tone When
Pressing PTT *
Low Constant Tone Upon
Pressing PTT
Low Constant Tone While
Transmitting
* Optional tone dependent on radio programming
Talk-around:
Use the Direct button for talk-around operation. When the Dir indicator is not lit, the
programmed transmit frequency and squelch information are used. By momentarily
pressing Dir (indicator lights), talk-around is enabled and the receive frequency and
squelch code are used for talk-around transmit frequency information. To turn talk-
around off, momentarily press Dir again.
Multiple PL Codes:
Momentarily press the MPL button to turn on multiple PL feature. The MPL indicator
lights and the selected code is momentarily displayed. When MPL is active, the
selected code overrides the mode-slaved Tx and Rx squelch codes. To turn MPL
off, momentarily press MPL again. To change the selected MPL code, press and
hold the MPL button until a "chirp" sounds and the MPL indicator flashes to indicate
you are in the MPL "configuration" mode. Use the Mode up/down rocker button to
scroll to the desired MPL code. The new displayed MPL code pair becomes
®
Motorola
Advanced Control Head
Operating Instructions
TONE TABLE
Cause
Radio Passed Self-Test
Radio Did NOT Pass
Self-Test
Invalid Selection
Valid Selection
Transmitting MDC Data
Blank Transmit Frequency
Time-Out Timer Has Expired
TM
MaraTrac
No Action Necessary
Radio Requires Service;
Notify Service Personnel
Select Another Button
No Action Necessary
Wait for Tone to Complete
Before Talking
Selected Mode is Receive-Only
Transmission Terminated;
Release PTT
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What To Do