Troubleshooting - Icom IC-M73 Instruction Manual

PROBLEM
The transceiver does not • The battery is depleted.
turn ON.
• Bad connection to the battery pack.
No sound from the speak- • Squelch level is too tight.
• Volume level is too low.
er.
• Speaker has been exposed to water.
• Water has entered to [SP MIC] connector.
Transmitting is impossible, • Some channels are for low power or receive
or high power can not be only.
selected.
• The battery is exhausted.
• The battery is overcharged.
• The output power is set to low.
• The transceiver is over heated.
The displayed channel • Lock function is activated.
cannot be changed.
Scan does not start. • Favorite (TAG) channels are not programmed. • Set the desired channels as "Favorite (TAG)" channels.
No beeps. • Beep tones are turned OFF.
Does not record or does • The read/write capacity has been exceeded
(the recording counter displays 100 or more.
not record properly.
(p. 4)), or the memory is damaged.
The weak signal is not • The automatic recording threshold level is
recorded by the automatic too deep.
recording function.
"CHARGE" comment • The connected battery is depleted.
blinks
POSSIBLE CAUSE

TROUBLESHOOTING

SOLUTION
• Recharge the battery pack.
• Check the connection to the transceiver.
• Set squelch to the threshold point.
• Rotate [VOL] to set a suitable level.
• Hold down [F] to drain water from the speaker.
• Dry [SP MIC] connector.
• Change channels.
• Recharge the battery pack.
• Verify the battery voltage is correct.
• Push [H/L•LOCK] to select high power.
• Turn OFF the power, leave it at room temperature for
a while.
• Push [H/L•LOCK] for 1 second to cancel the function.
• Set the beep tones to ON (Fix Beep/Preset) in the SET
mode.
• The memory IC should be replaced.
Ask your technical dealer for service.
• Set the automatic recording threshold level to shallow.
• Recharge the battery pack.
12
1
REF.
pp. 33,
2
34
3
p. 3
p. 13
4
p. 11
p. 13
5
—
6
pp. 11,
12,
7
40–42
pp. 33,
8
34
— 9
p. 11
10
—
11
p. 12
12
p. 15
13
p. 26
14
—
15
16
p. 30
pp. 33,
34
37