Icom IC-M88

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