8. Before you request for repair
Phenomena below are not necessarily mean failure with TV set. Please
check following methods before you request for repair.
Phenomena
Possible Causes
No picture, no sound
No image
No sound
Dark picture
Unclear or
unstable image
Superposed image
Snowstorm
Achromatic or
flashing color
Upside down or lateral
inverted picture
Improper connection with AC adapter or
Care adapter. Use of unauthorized power
supply. Power Switch is on OFF position.
Whether the correct Channel selected.
Automatically set up the Receiving Channel
again. Any new place is subject to re-setup
of channels.
Whether the sound is turned to the end or the
Sound System is incorrect. Whether earphone
plugged in. Whether ERASE functions under
too weak signal.
Whether brightness and contrast adjusted
correctly;
Whether environment temperature too low.
Whether antenna adjusted correctly;
Maybe too weak signal received at the
receiving place.
Whether the antenna is in proper direction;
Maybe received the building or reflected
signals nearby.
Maybe under wave interference of automobile
motor, train, high voltage line and neon light.
Whether color adjusted well, whether the
decoloration actions under the Color system
with too weak proper signal.
Improperly adjusted Horizontal or Vertical
in the remote control.
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