Genius IC-M21 Marine Radio User Manual


 
23
9
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION. REF.
No sound comes from
the speaker.
Squelch level is too deep.
Volume level is too low.
Speaker has been exposed to water.
p. 7
p. 8
Set squelch to the threshold point.
Set [OFF/VOL] to a suitable level.
Drain water from the speaker.
No power comes ON.
The battery is exhausted.
Bad connection to the battery pack.
p. 17
p. 3
Recharge the battery pack.
Check the connection to the transceiver.
Transmitting is impossi-
ble, or high power can
not be selected.
Some channels are for low power or re-
ceive only.
The battery is exhausted.
The output power is set to low.
pgs. 2, 4
p. 17
p. 2
Change channels.
Recharge the battery pack.
Push [H/L] to select high power.
The display channel
cannot be changed.
Lock function is activated. Push [H/L
LOCK] for 1 sec. to cancel the
function.
p. 2
Scan does not start.
•“TAG channels are not programmed. Set the desired channels as TAG channels. p. 12
No beeps sound.
Beep tones are turned OFF.
Set the beep tones to AUTO or 110 in SET
mode.
p. 13
Self check error.
(Temperature error)
Transceivers inside temperature is below
20°C (4°F) or above +60°C (+120°F).
Leave the transceiver at room temperature
for a while. Turn the power ON to check if the
internal temperature has returned to normal.
Self check error.
(Battery voltage error)
The connected battery packs voltage is
more than 11 V.
Verify the battery voltage is correct.
Self check error.
(Water intrusion error)
Water has entered the transceiver.
Have the transceiver checked at your local
distributor or dealer to see whether the trans-
ceiver works properly or not.