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■
■ TROUBLESHOOTING
The problems described in the following table are some common operating faults. These types of errors are generally caused by improper connections, incorrect operation set-
tings, or operational errors due to incomplete programming. These problems are usually not caused by circuit failures. Before you suspect that the radio has malfunctioned, please
refer to these tables and relevant parts of this manual.
Problem
1. The power cable is not connected well.
The radio does not turn ON.
2. The power cable fuse is broken.
3. Operating voltage is more than 17V or less than 9V.
1. Connection error.
Unable to connect with GPS.
2. External GPS format is different.
Unable to scan.
No TAG channel set.
Work on Weather Channel or Channel 70 or RX Only
Unable to transmit.
Channels.
Can't select high power.
Some channels can only be transmitted at low power.
Can't communicate on same
1. The channel is duplex (DUP).
channel.
2. Working in a self-set channel group.
No beep.
Beep tones are turned OFF.
Distress call cannot be
MMSI (DSC self ID) code is not programmed.
transmitted.
1. Squelch level is too high.
No sound from the speaker.
2. The volume is too low.
3. Speaker grill water penetration.
Possible Cause
Solution
1. Check the power cable is connected correctly: red (+); black (-).
2. Find the cause of the blown fuse, replace the new fuse with 15A current.
3. Adjust the power supply to 13.8V.
1. Check the connection is correct.
2. External GPS format should be NMEA 0183-2.0 or 3.01.
Set the channels you want to scan as TAG channel.
Exit the weather channel or channel 70 or RX Only Channel, select other
channels.
Select other channels.
1. Select channel.
2. Set the channel frequency to the same.
Turn the beep tone ON in the Set mode.
While pressing and holding [MENU], power on to enter MMSI set mode.
1. Press [DIAL] knob twice and rotate to adjust squelch level.
2. Rotate [DIAL] once and rotate to adjust volume.
3. Activate Vibration function to drain water away from speaker.
Ref.
3
3
15
11
11
11
47
18
10, 14
41
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