LG SAC30708043 - Manual (Page 109)

APPENDIX
107
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■ Adjust resolution, horizontal frequency, or vertical frequency.
■ Check the input source.
■ Run 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
T Th hee aau ud diio o ffu un nccttiio on n d do oeess n no ott w wo orrkk..
■ 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.