2
A. Wearing the Communicator
To wear the COM401 COMMUNICATOR
®
on your
belt (or waist band), simply squeeze open the belt
clip on the back of the Communicator pouch and
slide it over your belt. It can be worn on your left or
right side.
Plug the headset cable plug into the receptacle on
the side of the Communicator. Refer to Figure 2 for
proper wearing of the headset. Place the headset
earpiece on your ear, and clip the microphone to
your lapel or the front of your clothing, and clip the
collar clip to your collar as shown in Figure 2.
B. Operating the Communicator
Turn the Communicator on by pressing the POWER button. Be certain the red power
light on top of the Communicator is lit, indicating it is turned on. If the power light is
not lit, or if it goes off during Communicator operation, the battery must be changed.
To operate the Communicator, simply push and hold either the “A” or “B” button on
top of the unit while talking. Speak into the microphone and listen for your own voice
in the earpiece. Adjust the volume by pushing on the up
▲
or down
▼
volume con-
trol button on the transceiver until a comfortable listening level is reached. When you
have finished talking, release the “A” or “B” button immediately.
C. Communicator Frequency Selection
If it is necessary to change the operating frequency of the COM401, refer to Figure 3
for the Communicator DIP switch location, and to the following table for DIP switch
settings.
NOTE: Switch #1
in the Communicator is
on the left side.
Switches #5-10
are not used.
Communicator DIP Switch
Configuration Settings
Channel
TX and RX
frequencies
DIP Switch
1
2
3
4
0
468.4875MHz
1
468.7625MHz
ON
2
468.8375MHz
ON
3
469.1375MHz
ON ON
4
469.4625MHz
ON
5
469.6375MHz
ON
ON
6
469.6625MHz
ON ON
7
469.8875MHz
ON ON ON
8
468.4875MHz
ON
9
468.7625MHz
ON
ON
10
468.8375MHz
ON
ON
11
469.1375MHz
ON ON
ON
12
469.4625MHz
ON ON
13
469.6375MHz
ON
ON ON
14
469.6625MHz
ON ON ON
15
469.8875MHz
ON ON ON ON
Figure 2. Correct wearing
l
of the HS4 Headset
with lapel microphone
Figure 3. To access the frequency selection switch
in the Communicator, remove the rubber
DIP switch cover in the battery compartment
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