Icom IC-A4 Marine Radio User Manual


 
16
9
TROUBLESHOOTING
If your transceiver seems to be malfunctioning, please check
the following points before sending it to a service center.
POSSIBLE CAUSE SOLUTION REF.
No power comes on. The battery is exhausted.
Bad connection to the battery pack.
Recharge the battery pack.
Check the connection to the
transceiver.
pgs. 12,
14
No sound comes from the
speaker.
Squelch level is too deep.
Volume level is too low.
Set squelch to the threshold point.
Set [VOL] to a suitable level.
pgs. 5, 6
Transmitting impossible. Some channels are receive only.
The battery is exhausted.
Change channels.
Recharge the battery pack.
p. 5
p. 12
The displayed channel
cannot be selected.
Lock function is activated.
Push for 2 sec. to cancel the
function.
p. 6
Scan does not start. All memory channels are programmed
as lockout channels.
Cancel the lockout settings of
desired channels.
p. 9
No beep sounds. Beep tones turned OFF. Turn the beep tone ON in set mode. p. 11
PROBLEM
IC-A4#01 IM 01.12.5 5:14 PM Page 16 (1,1)