Troubleshooting - Icom IC-M88 Instruction Manual

11

TROUBLESHOOTING

PROBLEM
The transceiver does
not turn ON.
No sound from speaker. • Squelch level is too deep.
Transmitting is impossi-
ble, or high power can
not be selected.
The displayed channel
cannot be changed.
Scan does not start.
No beeps.
Self check error.
(Temperature)
Self check error.
(Battery voltage)
Self check error.
(Water intrusion)
28
POSSIBLE CAUSE
• The battery is exhausted.
• Bad connection to the battery pack.
• Volume level is too low.
• Speaker has been exposed to water.
• Some channels are for low power or receive
only.
• The battery is exhausted.
• The output power is set to low.
• Lock function is activated.
• "TAG" channels are not programmed.
• Beep tones are turned OFF.
• The temperature is outside of –35°C to
+73 °C; –31°F to +163°F (approx)
• The connected battery pack's voltage is
more than 8.8 V.
• Water has entered the transceiver.
SOLUTION.
• Recharge the battery pack.
• Check the connection to the transceiver.
• Set squelch to the threshold point.
• Set [VOL] to a suitable level.
• Drain water from the speaker.
• Change channels.
• Recharge the battery pack.
• Push [H/L• ] to select high power.
LOCK
• Push [H/L• ] for 1 sec. to cancel the
LOCK
function.
• Set the desired channels as "TAG" chan-
nels.
• Set the beep tones to ON (Fix Beep/User
Beep) in SET mode.
• Leave the transceiver at room temperature
for a while. Turn the power ON to check if
the internal temperature has returned to nor-
mal.
• Verify the battery voltage is correct.
• Have the transceiver checked at your local
distributor or dealer to see whether the trans-
ceiver works properly or not.
REF.
p. 22
p. 5
p. 11
p. 10
—
pp. 8,
9, 29
p. 22
p. 10
p. 12
p. 14
p. 18
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