37
14
TROUBLESHOOTING
If your transceiver seems to be malfunctioning, please check the following points before sending it to a service center.
Fuse 8 A
CP-20 fuse replacement
ï
If the fuse blows or the receiver stops functioning while
operating with the optional CP-20
cigarette
ligHter
cable
,
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
H M - 1 7 3 , yo u r vo i c e
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
2
3
1
4
5
6
7
9
10
8
12
13
11
14
