37
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TROUBLESHOOTING
If your transceiver seems to be malfunctioning, please check the following points before sending it to a service center.
CP-20 fuse replacement ï
If the fuse blows or the receiver stops functioning while
operating with the optional CP-20 c i g a r e t t e l i g H t e r c a b l e ,
find the source of the problem if possible, and replace the
damaged fuse with a new rated one (FGB 8 A) as shown
right.
PROBLEM POSSIBLE CAUSE SOLUTION REF.
No power comes on. • The battery is exhausted.
• Bad connection for the battery pack.
• The CP-20’s fuse is blown.
• Recharge the battery pack.
• Check the connection to the transceiver.
• Check for the cause, then replace the
CP-20’s fuse to new one.
pp. 26–29
p. 1
p. 37
No sound comes from
the speaker.
• Squelch level is too deep.
• Volume level is too low.
• Set squelch to the threshold point.
• Set [VOL] to a suitable level.
p. 9
p. 9
Transmitting impossible. • WX channels or NAV band is selected.
• The battery is exhausted.
• Set COM band in frequency mode.
• Recharge the battery pack.
p. 8
pp. 26–29
Operating frequency or
memory channel can not
be changed.
• Lock function is activated. • Push , then push [7• ]. p. 11
Scan does not start. • All memory channels in the selected bank
are not programmed as “TAG” channels.
• Squelch is open.
• There is not more than 2 memorized
channels.
• Set the “TAG” settings of desired
channels.
• Set the squelch level to tighten.
• Program 2 or more memory channels.
p. 17
p. 9
p. 16
No beep sounds. • Beep tones turned OFF. • Push , then push [8•BEEP], and
rotate [DIAL] to adjust the beep tone
level.
p. 11
When using an optional
HM-173, your voice
hears from the speaker
during transmitting.
• The side tone function is activated. • Push [PTT], then rotate [DIAL] to set the
monitoring level to ‘ST-0’ (The side tone
function is OFF).
p. 11
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