Icom IC-M88 instruction manual Troubleshooting, Problem Possible Cause Solution

Page 34

11 TROUBLESHOOTING

PROBLEM

POSSIBLE CAUSE

SOLUTION.

REF.

 

 

 

 

The transceiver does

• The battery is exhausted.

• Recharge the battery pack.

p. 22

not turn ON.

• Bad connection to the battery pack.

• Check the connection to the transceiver.

p. 5

 

 

 

 

No sound from speaker.

• Squelch level is too deep.

• Set squelch to the threshold point.

p. 11

 

• Volume level is too low.

• Set [VOL] to a suitable level.

p. 10

 

• Speaker has been exposed to water.

• Drain water from the speaker.

 

 

 

 

Transmitting is impossi-

• Some channels are for low power or re-

• Change channels.

pgs. 8,

ble, or high power can

ceive only.

 

9, 29

not be selected.

• The battery is exhausted.

• Recharge the battery pack.

p. 22

 

• The output power is set to low.

• Push [H/L•LOCK] to select high power.

p. 10

 

 

 

 

The displayed channel

• Lock function is activated.

• Push [H/L•LOCK] for 1 sec. to cancel the

p. 12

cannot be changed.

 

function.

 

 

 

 

 

Scan does not start.

• “TAG” channels are not programmed.

• Set the desired channels as “TAG” channels.

p. 14

 

 

 

 

No beeps.

• Beep tones are turned OFF.

• Set the beep tones to ON (Fix Beep/User

p. 18

 

 

Beep) in SET mode.

 

 

 

 

 

Self check error.

• The temperature is outside of –35°C to

• Leave the transceiver at room temperature

(Temperature)

+73°C; –31°F to +163°F (approx)

for a while. Turn the power ON to check if the

 

 

 

internal temperature has returned to normal.

 

 

 

 

 

Self check error.

• The connected battery pack’s voltage is

• Verify the battery voltage is correct.

(Battery voltage)

more than 8.8 V.

 

 

 

 

 

 

Self check error.

• Water has entered the transceiver.

• Have the transceiver checked at your local

(Water intrusion)

 

distributor or dealer to see whether the trans-

 

 

 

ceiver works properly or not.

 

 

 

 

 

28

Image 34
Contents IM88 Safety Training Information Clean the Transceiver Thoroughly with Fresh Case of EmergencyEquipment damage may occur Word Definition RwarningMay occur If disregarded, inconvenience only. No riskPrecaution Table of Contents Privacy Operating RulesPriorities Radio licensesSupplied accessories Supplied Accessories and AttachmentsSwivel belt clip Flexible antenna HandstrapPanel Description Front, top and side panelsSquelch Switch SQL p Channel UP/DOWN Switches Y/ZCHANNEL/WEATHER Channel Switch CH/WXU/I/C/L 0PTT Switch PTTFunction display 3SUB Channel Readout 2DUPLEX Indicator4CHANNEL Number Readout Channel Basic OperationChannel selection Channel 9 Call channelS.A., International and Canadian channels To change the channel group, push CH/WXU/I/C/L for 1 secRotate VOL clockwise to turn power on Receiving and transmittingAutomatic backlighting Adjusting the squelch levelVoice scrambler operation Activating the scramblerCall channel programming Lock functionPriority Scan Scan OperationScan types Normal ScanSetting tag channels Starting a scanOperation DUALWATCH/TRI-WATCHDescription DUALWATCH/TRI-WATCH SimulationLand Channel Operation Land Channel GroupSET mode operation SET ModeSET mode programming Push SQLBeep tone function bP SET mode itemsScan resume timer St Weather alert function ALDual/Tri-watch function dt Monitor switch action SqAuto scan function AS Automatic backlighting bLLCD contrast selection LC Auto power save function PSSelf check function SC Battery voltage indicator bt Function Indication SwitchBattery Charging Battery chargingCharging connections EyeletOptional BP-226 battery case AD-100 installation Rapid charging with the BC-119N+AD-100 Optional battery chargersRapid charging with the BC-121N+AD-100 HM-138 Description SPEAKER-MICROPHONEAttachments Troubleshooting Problem Possible Cause SolutionVHF Marine Channel List USA INTSpecifications General ReceiverQuick Reference IM88Voice Scrambler p Options Count on us