APPENDIX
133
TThhee aauuddiioo ffuunnccttiioonn ddooeess nnoott wwoorrkk..
TThheerree iiss aa pprroobblleemm iinn PPCC mmooddee.. ((OOnnllyy PPCC mmooddee aapppplliieedd))
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.
A 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.
Picture OK & No sound
Unusual sound from
inside
the product
No output from one
of the speakers
Adjust resolution, horizontal frequency, or vertical frequency.
Check the input source.
Work the Auto configure or adjust clock, phase, or H/V position. (Option)
Check the signal cable.
Reinstall the PC video card.
The signal is out of range
(Invalid format)
Screen color is unstable
or single color
Vertical bar or stripe on
background &
Horizontal Noise &
Incorrect position