ab TereBox 2T - Troubleshooting

12
5.Troubleshooting
Problem
Potential Reasons
What to do
No picture
Power isn't connected
Connect the power
The power switch is not
on
Switch on the power
Screen shows
No Signal
Not connect DVB-T
cable
Plug in the DVB-T
cable
Incorrect setting
Set up correct
parameter
No sound from
Speaker
No or incorrect
connection
with audio cable
Connect the audio
cable correctly
Mute the sound
Switch on the correct
volume control
Incorrect sound track
Try another sound track
Only sound,
no image on the
screen
No or incorrect
connection
with AV cable
Connect the audio
cable
correctly
The program is a radio
program
Press <TV/RADIO> key
to shift into TV mode
Remote control
unit is not
workable
The battery is
exhausted
Change new battery
Remote control unit is
not in the right opposite
of the front panel or too
far from it
Adjust the way of
holding remote control
unit and
near from the panel
The image stop
suddenly or
mosaic
The signal is too weak
Strengthen the signal