Tescun PL-660, Operation Manual

Page: 27 / 34

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TROUBLE SHOOTING
QUESTIONS ANSWERS SOLUTIONS
- Batteries have no power - Replace all batteries with
new one.
- Installing batteries
incorrectly - Observing the polarities of
battery, then re-install all
batteries again.
Can not turn on the radio.
- Key knob function is
being activated. - Press the [ ] button to
deactivated it.
- Batteries have no power - Replace all batteries. Radio turn off while
listening.
- Sleep timer is being
activated. - Turn on the radio again.
During ATS, some station
cannot be stored. - Frequency of stations are
too weak. - Search the station manually
Some stored station with
noise. - There is interference near
by your area. - Low down the antenna or
move to other location and try
again.
Only limited FM stations
can be received. - FM frequency might be
set as 76~90 MHz
accidentally. - Turn off the radio, press &
hold the
[FM SET] button to
select the accurate FM
frequency range.
Poor AM reception in
USA. - USA is using 10 kHz AM
tuning step not 9 kHz. - Turn off the radio press the
[9/10kHz] button to select
accurate tuning step.
The sound of SW SSB
broadcasting is too low. The default bandwidth is
Narrow band. Press the [AM BW] button to
select the Wide band.
- Did not set the proper
radio station for the alarm. - Preset your alarm station
properly When the alarm is on,
there is only noise with
the broadcast.
- Or there is no
broadcasting at that radio
station.
- Or you are in another city
where does not have a
radio station for your
preset frequency. - Make sure it has radio
broadcast in your location.