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Reference
The audio
function
does
not work.
Picture OK &
No sound
No output from one
of the speakers
Unusual
sound
from inside
the
product
• Press the VOL or VOLUME
button.
• Sound
muted? Press MUTE button,
• Try another channel.
The problem
may be with the broadcast.
° Are the audio cables
installed properly?
• Adjust
Balance
in menu option,
oA change
in ambient
humidity or temperature
may result
in an unusual
noise when the product
is turned on or off and does not indicate a fault with
the product,
There is a problem in PC mode.
(Only PC m_e
app|i_)
The signal is out of
• Adjust resolution, horizontal frequency, or vertical frequency.
• Check it whether the signal cable is connoted
or loose.
range,
• Check the input source.
Vertical
bar or
stripe
on back*
ground &
Horizontal
Noise &
Incorrect
position
Screen color is
unstable or single
color
• Work the Auto configure
or adjust clock, phase, or H/V position.
• Check the signal cable.
• Reinstall
the PC video card
J
57
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