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13
TROUBLESHOOTING
PROBLEM
The transceiver does
not turn ON.
Little or no sound comes
from the speaker.
Transmitting is impossi-
ble, or high power can-
not be selected.
Scan does not start.
No beep sounds.
Distress calls cannot be
transmitted.
"NO POSITION" and
"NO TIME" are dis-
played instead of the
position and time.
( For only IC-M423G,
IC-M423GE, and IC-
M424G)
94
POSSIBLE CAUSE
• Bad connection to the power source.
• Squelch level is set too high.
• Volume level is set too low.
• Speaker has been exposed to water.
• Some channels are restricted to low power
or receive only by regulations.
• The output power is set to low.
• Favorite channels are not entered.
• Beep tones are turned OFF.
• MMSI (DSC self ID) code is not entered.
• The GPS signal is not correctly received.
• The position and time have not been manu-
ally entered.
SOLUTION
• Check the connection to the transceiver and
power source.
• Set the squelch to the threshold point.
• Set the volume to a suitable level.
• Remove the water with the AquaQuake func-
tion.
• Change channels.
• Push [HI/LO] to select high power.
• Set the desired channels as Favorite chan-
nels.
• Turn ON the beep tones in the CONFIGURA-
TION menu.
• Enter the MMSI (DSC self ID) code.
• Mount the transceiver in a place where no
objects interrupts the satellites signal.
( For only the IC-M423G and IC-M424G)
• Check the GPS antenna is positioned where
it has a clear view to receive signal from
satellites.
( For only the IC-M423GE)
• Enter the position and time.
REF.
p. 84
p. 15
p. 15
p. 18
pp. 11,
12, 13
p. 14
p. 20
p. 78
p. 9
p. 87
p. 25
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