Icom IC-208H instruction manual Maintenance, Troubleshooting, Problem Possible Cause Solution

12 MAINTENANCE

■Troubleshooting

If your transceiver seems to be malfunctioning, please check the following points before sending it to a service center.

PROBLEM	POSSIBLE CAUSE	SOLUTION	REF.
Does not turn on.	• Power connector has a poor contact.	• Check the connector pins.	—
	• Polarity of the power connection is reversed.	• Re-connect the power cable observing the proper	pgs. V,
		polarity. Replace the fuse if damaged.	76
	• Blown fuse.	• Check the cause, then replace the fuse.	p. 76
No sound comes from the	• Volume is too low.	• Rotate [VOL] clockwise.	p. 15
speaker.	• The audio mute function is activated.	• Push any switch or key to deactivate it.	p. 21
	• Squelch is set too high.	• Set the squelch level to the threshold.	p. 15
	• A selective call or squelch function is activated	• Turn the appropriate function OFF.	pgs.
	such as pocket beep or tone squelch.		52–54
Sensitivity is low and only	• Antenna feedline or the antenna connector has a	• Check, and if necessary, replace the feedline or sol-	p. VI
strong signals are audible.	poor contact or is short circuited.	der the antenna connector again.
	• Squelch attenuator function is activated.	• Set [SQL] between 10–12 o’clock position.	p. 16
No contact possible with	• The other station is using tone squelch.	• Turn the tone squelch function ON.	p. 54
another station.	• The transceiver is set to duplex.	• Set to simplex.	p. 23
Repeater cannot be ac-	• Wrong offset frequency is programmed.	• Correct the offset frequency.	p. 24
cessed.	• Wrong subaudible tone frequency is programmed.	• Correct the subaudible tone frequency.	p. 22
Frequency cannot be set.	• The frequency lock function is activated.	• Turn the function OFF.	p. 14
	• Priority watch is paused on the watching frequency.	• Push [M/CALL•PRIO] for 1 sec. to cancel the watch.	p. 47
Frequency cannot be set	• The frequency lock function is activated.	• Turn the function OFF	p. 14
via the microphone.	• The microphone keypad lock function is activated.	• Push [FUNC] then [SQLZ #(16KEY-L)] to deactivate	p. 14
	• Priority watch is paused on the watching fre-	the microphone keypad lock function.
	quency.	• Push [M/CALL•PRIO] for 1 sec. to cancel the watch.	p. 47

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