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13
MAINTENANCE
■ Troubleshooting
PROBLEM
No power comes on.
No sound comes from the
speaker.
Sensitivity is low and only
strong signals are audible.
Frequency cannot be set.
No beep sound.
Receive audio is distorted.
Transmitting is impossible.
No contact possible with
another station.
Repeater cannot be ac-
cessed.
73
POSSIBLE CAUSE
• The batteries are exhausted.
• The battery polarity is reversed.
• Volume level is too low.
• Squelch level is set too tight.
• Different tone is selected with tone/DTCS
squelch.
• Attenuator function is activated.
• The lock function is activated.
• Beep tones are turned OFF or the beep tone level
is too low.
• The operating mode is not selected correctly.
• The battery pack is exhausted.
• A frequency outside of the 144/440 MHz amateur
bands is set
• The other station is using tone squelch.
• The transceiver is set to duplex
• Wrong offset frequency is programmed.
• Priority watch is paused on the watching fre-
quency
If your transceiver seems to be malfunctioning, please check
the following points before sending it to a service center.
SOLUTION
• Charge the battery pack.
• Check the battery polarity.
• Push [Y Y ] to obtain a suitable level.
• While pushing and holding [SQL], rotate [DIAL] to
set the squelch level.
• Turn the appropriate function OFF.
• While pushing and holding [FUNC], push [SQL]
momentarily to turn the attenuator function OFF.
• While pushing and holding [FUNC], push and hold
[BAND] for 1 sec. to turn the function OFF.
• Turn beep tone ON or set the beep tone level to ap-
propriate level in set mode.
• While pushing and holding [FUNC], push [CALL]
several times to select a suitable operating mode.
• Charge the battery pack.
• Set the frequency within the 144/440 MHz amateur
bands.
• Turn the tone squelch function ON.
• Set to simplex.
• Correct the offset frequency.
• Correct the subaudible tone frequency
REF.
p. 6
p. 6
p. 13
p. 14
p. 45
p. 15
p. 18
p. 54
p. 14
p. 6
pgs. 9,
11
p. 45
p. 19
p. 20
p. 21
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