7.0 TROUBLESHOOTING
Before calling a service technician, review following information for possible causes and solutions for
the problem you are experiencing. If the TV does not work properly after checking it, please contact
your local service line or STRONG dealer. Alternatively you can send a support mail via our website
www.strong.tv.
Problem Possible cause and solution
No picture,no sound 1. Check if the fuse or circuit breaker is working.
2. Plug another electrical device into the outlet to make sure it is
working or turned on.
3. The power plug is in bad contact with the outlet
4. Check the signal source.
No colour 1. Change the colour system.
2. Adjust the saturation.
3. Try another channel. Black-white programme may be received.
The remote control does
not work
1. Change the batteries.
2. The batteries are not installed correctly.
3. Main power is not connected.
No picture, normal sound 1. Adjust the brightness and contrast.
2. Broadcasting failure may happen.
Normal picture, no sound 1. Press the volume up button to increase the volume.
2. The volume is set to mute, press ! to restore the sound.
3. Change the sound system.
4. Broadcasting failure may happen.
Unorderly ripples on the
picture
It is usually caused by local interference, such as cars, daylight lamps and
hair driers. Adjust the antenna to minimize the interference.
Snowy dots, blocking and
interference
If the antenna is located in the fringe area of a television signal where
the signal is weak, the picture may be marred by dots, show blocking
or break-ups. When the signal is extremely weak, it may be necessary to
install
a special antenna to improve the reception.
1. Adjust the position and orientation of the indoor/outdoor
antenna.
2. Check the connection of the antenna.
3. Fine tune the channel.
4. Try another channel. Broadcasting failure may happen.
Ghost Ghosts are caused by the television signal following two paths. One is
the direct path, the other is re ected from tall buildings, hills, or other
objects. Changing the direction or position of the antenna may improve
the reception.
Radio frequency
interference
This interference produces moving ripples or diagonal streaks, and in
some case, loss of contrast in the picture. Find out and remove the radio
interference source.
Playback of video is causing
picture freeze/macro
blocks or similar distortion,
especially on HD content.
Read/write speed of your USB device could be too low. Make sure to use
a USB storage device with su cient speed and space. Pen drives (USB
sticks) may not support su cient speed.
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