Appendix – LG 37LG710H User Manual
Page 116
APPENDIX
APPENDIX
116
P
PC
C M
Mo
od
dee P
Prro
ob
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mss
■
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.
■
Update video card drivers.
The signal is out of range
Screen color is unstable
or single color
Vertical bar or stripe on
background &
Horizontal Noise &
Incorrect position
Picture OK but No sound
Unusual sound from
inside the product
No sound
when connecting HDMI
or USB
No output from one
of the speakers
A
Au
ud
diio
o P
Prro
ob
blleem
mss
■
Press the VOL or VOLUME button.
■
Sound muted? Press the MUTE button.
■
Try another channel. T he 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.
■
Check HDMI cable over version 1.3.
■
Check USB cable over version 2.0.
*This feature is not available for all models.
E
Errrraattiicc O
Op
peerraattiio
on
n
Installer menu setup
■
Adjust Installer menu settings as required.
P
Po
ow
weerr
No Power
■
See troubleshooting flow chart.
S
So
offttw
waarree P
Prro
ob
blleem
mss
Cannot direct enter chan-
nel number or “No Signal”
appears
■
After 2-5-5 + MENU, only channels included in TV controller will appear. If chan-
nel is available it can be added to channel scan, rescan channels. If it is not avail-
able, the ‘No Signal’ message appears on the TV screen.
NOTE
!
G
G
For other problems not caused by the TV, refer to other devices’ operating guides.