LG 42PT85 Owner's Manual page 106

APPENDIX
TROUBLESHOOTING
T T h h e e a a u u d d i i o o f f u u n n c c t t i i o o n n d d o o e e s s n n o o t t w w o o r r k k . .
Picture OK & No sound
No output from one
of the speakers
Unusual sound from
inside
the product
T T h h e e D D V V R R f f u u n n c c t t i i o o n n d d o o e e s s n n o o t t w w o o r r k k . .
HDD Failure
Schedule Rec./Instant
Rec. does not start.
T T h h e e r r e e i i s s a a p p r r o o b b l l e e m m i i n n P P C C m m o o d d e e . . ( ( O O n n l l y y P P C C m m o o d d e e a a p p p p l l i i e e d d ) )
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
104
Press the VOL + + or - - button.
A
Sound muted? Press MUTE button.
A
Try another channel. The problem may be with the broadcast.
A
Are the audio cables installed properly?
A
Adjust Balance in menu option.
A
A change in ambient humidity or temperature may result in an unusual noise
A
when the product is turned on or off and does not indicate a fault with the
product.
Format Hard Disk Drive.
A
Note that all the contents recorded on the HDD will be erased.
If this does not fix the problem, contact your nearest LG dealer.
Check the Recording Space by pressing the DVR button.
A
If there are no remaining spaces for recording, delete the unnecessary programmes
on the Recorded TV List.
Check the number of programmes on the Recorded TV List.
A
The Maximum recordable numbers for recording are 255 on the Recorded TV List.
Adjust resolution, horizontal frequency, or vertical frequency.
A
Check the input source.
A
Work the Auto configure or adjust clock, phase, or H/V position. (Option)
A
Check the signal cable.
A
Reinstall the PC video card.
A