LENCO DVP-931 - Page 16

14
Before you request for repair
Phenomena below does not necessarily mean failure with
T
V set.
Please check following before you request for repair.
Phenomena
No picture, no sound
Possible
causes
Improper connection with AC adapter orCar
adapter. Use of unauthorized power
supply. Power Switch is on OFF position.
No
image
Whether
antenna
adjusted
correctly;
Whether the correct Channel or Countryselected.
May need to reset or search.
No
sound
Whether
the
sound
is
turned
to
the
end.
Whether earphone plugged in.
Whether press speaker button? Whether
press
mute button? Sound system correct set in A
TV
mode?
Diamonds in picture
Whether antenna adjusted correctly; Maybe
too
weak
signal
at
the
receiving
place.
No
signal
Whether
the
correct
Country
selected;
Maybe signal too weak.
Dark picture
Adjust
Brightness,
Contrast
correctly
Diamonds
in
picture
orinferior sound
during driving.
The
signal
too
weak
at
that
place