Troubleshooting - Icom IC-M45A Instruction Manual

PROBLEM
No power comes on.
No sound comes from the
speaker.
No beeps sound even when a
switch is pushed.
Sensitivity is low and only
strong signals are audible.
Transmitting is impossible or
high power cannot be
selected.
Desired channel cannot be
selected.
No display backlighting.
Scan does not start.
POSSIBLE CAUSE
• Power cord not connected properly.
• Blown fuse.
• [SQUELCH] is rotated too far clockwise.
• Beep function is turned OFF.
• [SQUELCH] is rotated too far clockwise.
• Antenna feedline or the antenna connector
solder has poor contact or is short circuited.
• Transmission is restricted on some channels.
• Different channel group is selected.
• Backlight function is turned OFF.
• No "TAG" channels are programmed.

TROUBLESHOOTING

SOLUTION
• Check the power cord connection.
• Check the polarity of the power connection,
then, replace the fuse.
• Rotate [SQUELCH] counterclockwise to a
suitable position.
• Set beeps to ON in SET mode.
• Rotate [SQUELCH] counterclockwise to a
suitable position.
• Check, and if necessary, replace the feedline or
solder the antenna connector again.
• Change channels.
• Push [CH/WX] + [H/L] to select the appropriate
channel group (U.S.A., INT or CAN).
• While pushing [ • DIM], push [UP]/[DN] to
H/L
select the desired brightness.
• Set channels to be scanned as "TAG" channels.
6
REF.
p. 14
p. 13
p. 7
p. 12
p. 7
p. 14
p. 18
p. 6
p. 10
p. 9
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