Troubleshooting - NXT Digital STB CSA044120 User Manual

3. Install and Setting
It is professional equipment, please consult your service operator before
you install.

4. Troubleshooting

Problem
No picture
Screen shows
No Signal
No sound from
Speaker
Only sound, no
image on the screen
Remote control unit
is not workable
The image stop
suddenly or mosaic
Potential Reasons
Power isn't connected
Not connect DVB-C
cable
Incorrect setting
No or incorrect
connection
with audio cable
Mute the sound
Incorrect sound track
No or incorrect
connection
with AV cable
The program is a radio
program
The battery is
exhausted
Remote control unit is
not
in the right opposite of
the
front panel or too far
from it
The signal is too weak
What to do
Connect the power
Plug in the DVB-C cable
Set up correct parameter
Connect the audio cable
correctly
Switch on the correct
volume control
Try another sound track
Connect the audio cable
correctly
Press <TV/RADIO> key
to shift into TV mode
Change new battery
Adjust the way of holding
remote control unit and
near from the panel
Strengthen the signal