Troubleshooting - Icom IC-M88 Instruction Manual

PROBLEM
• The battery is exhausted.
No power comes ON.
• Bad connection to the battery pack.
• Squelch level is too deep.
No sound comes from
• Volume level is too low.
the speaker.
• Speaker has been exposed to water.
Transmitting is impossi- • Some channels are for low power or re-
ble, or high power can ceive only.
not be selected. • The battery is exhausted.
• The output power is set to low.
The display channel • Lock function is activated.
cannot be changed.
Scan does not start. • "TAG" channels are not programmed.
No beeps sound. • Beep tones are turned OFF.
Self check error. • Transceiver's inside temperature is below
(Temperature error)
Marine; –20°C (–4°F) or above +60°C (+140°F)
LMR; –30°C (–22°F) or above +60°C (+140°F).
Self check error. • The connected battery pack's voltage is
(Battery voltage error) more than 11 V.
Self check error. • Water has entered the transceiver.
(Water intrusion error)
POSSIBLE CAUSE

TROUBLESHOOTING

SOLUTION.
• Recharge the battery pack.
• Check the connection to the transceiver.
• Set squelch to the threshold point.
• Set [OFF/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" channels. p. 13
• 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 normal.
• 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.
10
REF.
p. 20
p. 5
p. 10
p. 9
—
pgs. 4, 5
p. 20
p. 4
p. 11
p. 16
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