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■ Troubleshooting
The following chart is designed to help you correct problems which are not equipment malfunctions.
If you are unable to locate the cause of a problem, or solve it through the use of this chart, contact your nearest Icom Dealer or
Service Center.
PROBLEM
Transceiver does not turn
ON.
No sound comes from the
speaker.
Sensitivity is too low, and
only strong signals are heard.
No reply is received after
a call.
Frequency cannot be set.
The displayed frequency is
erroneous.
POSSIBLE CAUSE
• The battery is exhausted.
• The battery polarity is reversed.
• Loose connection of a battery pack
(case).
• Volume level is too low.
• Squelch level is too high.
• An external speaker is connected to
the [SP] jack.
• The coaxial cable is not connected, or
shorted (External antenna is used).
• The duplex is set, and the receive and
transmit frequencies are different.
• No station is in range or on the same
frequency.
• The Key Lock function is activated.
• The VFO mode is not selected.
• The CPU has malfunctioned.
• External factors have caused a fault.
MAINTENANCE
SOLUTION
• Charge the battery pack, or replace
the batteries.
• Check the battery polarity in the case.
• Clean the battery terminals.
• Rotate [VOL] to adjust the level.
• Adjust the squelch level.
• Check the external speaker
connection.
• Check the coaxial cable connection or
replace with a new one.
• Set the simplex operation.
• Wait for a while, and try again.
• Cancel the Key Lock function.
• Push [V/MHz] to select the VFO mode.
• Reset the transceiver.
• Remove and reattach the battery
pack/case.
9
REF.
p. 6
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9
p. 7
p. 11
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ADVANCED
MANUAL
(Section 10)
p. 14
p. 13
p. 31
p. 5
32
BASIC MANUAL
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