Hitachi 22LD4550U Flat Panel Television User Manual


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71
The audio function does not work.
There is a problem in PC mode. (Only PC mode applied)
Picture OK & No
sound
No output from one
of the speakers
Unusual sound from
inside the TV
The signal is out
of range (Invalid
format)
Vertical bar or stripe
on background &
Horizontal Noise &
Incorrect position
Screen colour is
unstable or single
colour
■
Press the
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.
■
A change in ambient humidity or temperature may result in an unusual
noise when the TV is switched on or off and does not indicate a fault
with the TV.
■
Adjustresolution,horizontalfrequency,orverticalfrequency.
■
Check the input source.
■
UseAutocongureoradjustsize,phase,orH/Vposition.(Option)
■
Check the signal cable.
■
Reinstall the PC video card.
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