Icom IC-M412 - 9 Troubleshooting

New2001
52
New2001
TROUBLESHOOTING
9
PROBLEM POSSIBLE CAUSE SOLUTION REF.
The transceiver does
not turn ON.
•Badconnectiontothepowersupply. •Checktheconnectionbetweenthepower
supply and the transceiver.
p. 48
No sound or weak sound
comes from speaker.
•Squelchlevelistoohigh.
•Volumelevelistoolow.
•Speakerhasbeenexposedtowater.
•Set[SQL] to the threshold point.
•Set[VOL] to a suitable level.
•Remove the water with the AquaQuake
function.
p. 7
p. 7
p. 9
Transmitting is impos-
sible, or high power can
not be selected.
•Somechannels are forlow power or re-
ceive only.
•Theoutputpowerissettolow.
•Changechannels.
•Push[HI/LO] on the microphone to select
high power.
pp. 5, 6
p. 7
Scan does not start. •TAGchannelsarenotprogrammed. •SetdesiredchannelsasTAGchannels. p. 11
No beeps. •BeeptonesareturnedOFF. •TurnthebeeptoneONintheSetmode. p. 46
Distress calls cannot be
transmitted.
•MMSI (DSC self ID) code is not pro-
grammed.
•ProgramtheMMSI(DSCselfID)code. p. 13