VHF RADIOTELEPHONE FM-8800D/S
Operator’s Guide
The purpose of this Operator's Guide is to provide basic operating procedures for this equipment.
For more detailed information see the Operator's Manual.
VHF Basic Operation
Turning the power on/off
To turn the power on, turn the
VOLUME
control
clockwise. To turn the power off, turn the
control fully counterclockwise.
Selecting channels
Rotate the
CH
knob clockwise
(counterclockwise) to display desired channel.
Adjusting volume of loudspeaker
Rotate the VOLUME control clockwise or
counterclockwise.
Adjusting squelch
Rotate the
SQUELCH
control so that white
noise heard in the loudspeaker just fades out.
Usually select the
AUTO
position. AUTO
squelch automatically reduces white noise.
To obtain correct scan watch/dual watch
response, adjust the
SQUELCH
control
precisely.
Transmitting
Press the
PTT
switch on the handset or
microphone to talk, and release it to listen for
the response.
Selecting output power
After pressing the
SHIFT
key, each press of
the
HI/LO
key selects high or low output
power.
Turning the loudspeaker on/off
Press the
SHIFT
key, and then the
[1]
key. The
loudspeaker off mark appears when the
speaker is off.
Quick selection of CH16
Press the
CH16
key to select CH16. The use is
limited to distress, urgency, safety and calling.
The transmission on CH16 should be limited to
within 1 minute except for distress calling.
Dual watch
The dual watch function permits watch on
CH16 and another selected channel.
To start dual watch, first select the other
channel to watch and then press the
SHIFT
key and
DW
key in that order.
When the receiver finds a signal on CH16, it
locks on it and restarts dual watching after the
signal on CH16 has gone.
If you are annoyed with the intermittence, turn
off the dual watch by pressing the
CH16
or
CANCEL
key.
Scanning
The receiver scans all channels at intervals of
0.15 seconds in the selected channel mode in
ascending channel order, watching CH16
between channels as below:
1
16
2
16
3
16
4...
16
88
16
87
16
86
16...
To start scanning, press the
SHIFT
and
SCAN
keys in that order. When the receiver finds a
signal, scanning is stopped on that channel
and starts dual watch on it and CH16. To stop
scanning, press the
CH16
or
CANCEL
key.
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