![background image](http://html1.mh-extra.com/html/icom/ic-m73euro/ic-m73euro_instruction-manual_3754923045.webp)
New2001
37
12
TROUBLESHOOTING
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
PROBLEM
POSSIBLE CAUSE
SOLUTION
REF.
The transceiver does not
turn ON.
• The battery is depleted.
• Bad connection to the battery pack.
• Recharge the battery pack.
• Check the connection to the transceiver.
pp. 33,
34
p. 3
No sound from the
speaker.
• Squelch level is too tight.
• Volume level is too low.
• Speaker has been exposed to water.
• Water has entered to
[SP MIC]
connector.
• 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.
p. 13
p. 11
p. 13
—
T r a n s m i t t i n g i s
impossible, or high
p o w e r c a n n o t b e
selected.
• Some channels are for low power or
receive only.
• The battery is exhausted.
• The battery is overcharged.
• The output power is set to low.
• The transceiver is over heated.
• 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.
pp.
11, 12,
40–42
pp. 33,
34
—
p. 11
—
The displayed channel
cannot be changed.
• Lock function is activated.
• Push
[H/L•LOCK]
for 1 second to cancel the
function.
p. 12
Scan does not start.
• Favorite (TAG) channels are not
programmed.
• Set the desired channels as “Favorite (TAG)”
channels.
p. 15
No beeps.
• Beep tones are turned OFF.
• Set the beep tones to ON (Fix Beep/Preset) in the
SET mode.
p. 26
Does not record or does
not record properly.
• The read/write capacity has been
exceeded (the recording counter displays
100 or more. (p. 4)), or the memory is
damaged.
• The memory IC should be replaced.
Ask your technical dealer for service.
—
The weak signal is
not recorded by the
automatic recording
function.
• The automatic recording threshold level
is too deep.
• Set the automatic recording threshold level to
shallow.
p. 30
“CHARGE” comment
blinks
• The connected battery is depleted.
• Recharge the battery pack.
pp. 33,
34