16
GENERAL TROUBLESHOOTING
Check the following points before assuming malfunctions of the TV set:
Phenomenon
Reasons
No picture & sound
Improper connection of AC adaptor.
No picture
TV reception channel is not right and try to reset the unit. Or relocate the
TV antenna to the place where reception is better.
No sound
Volume is too low; Mute function is switched on. Or the signal is too
weak.
Poor reception
TV antenna is not properly adjusted or TV channel is not right.
Dark or blurred
picture
The bright & contrast is too low.
Unclear or unstable
picture
TV antenna is not properly adjusted or in too weak signal reception
area.
Picture moves up &
down, blurs or folds
over
TV antenna is not rightly adjusted. The signal reception is too weak or
caused by signal reflection from the buildings nearby or mountains.
Interfered snow
picture
The signal is interfered by cars engine, railway, high tension wires, neon
signs or radio frequency.
No color
Color or color system is not set properly.
Summary of Contents for NT-50
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