LG 50UQ75003LF User Manual page 126

Screen Self-diagnosis
Run
broadcast signal.
There is a difference in image quality from those seen at the store.
Depending on the type of video provided by the broadcasters, there may be a difference
in image quality from those displayed at the store.
Screen Self-diagnosis
Run
broadcast signal.
A digitally broadcasted programme stops or its screen is broken.
This happens when a signal is weak or reception is unstable. Adjust the antenna
direction or check the cable connection.
General
Settings ) Manual Tuning
If the signal strength is too low in
management office to have the signals checked.
If you are using a set-top box, consult its supplier.
When HDMI input is in use, a vertical solid line or colour blurring appears on the
upper/lower/left/right edges of the screen.
Picture
Just Scan Off
Set to
Just Scan
shows you the original image as it is. If the signal is weak, the
top/bottom/left/right sides of the screen may be snowy.
I don't see anything, or the image keeps flickering when I try to connect the HDMI
cable.
Check whether your HDMI
experience flickering or a blank screen if the HDMI
Make sure that the cable is correctly connected to the port. Bad or loose contact may
cause display problems on the screen.
If using a UHD set-top box, adjust
HDMI Deep Colour
The screen looks too dim or dark.
first. If it is normal, there may be a problem with the
first. If it is normal, there may be a problem with the
Programmes Programme Tuning
Manual Tuning
Aspect Ratio Just Scan
.
®
cable is compliant with the specifications. You may
.
, contact the broadcasting station or
®
cable is faulty (bent, broken).
General Devices HDMI Settings
126
Programme Tuning &
(