Screen Problems - LG CineBeam PF1500W Owner's Manual

Screen Problems

First of all, perform a
check any abnormalities in the projector.
The screen overlaps or there are stripe patterns on all channels or on a specific
channel.
• Turn the antenna toward the broadcasting station or connect the antenna
correctly in accordance with the How to Connect an Antenna section.
The screen shakes after the momentary appearance of vertical/horizontal lines
and net pattern.
•
Stop using items such as wireless telephones, hairdryers, electrical drills etc.
The problem is caused by high-frequency electronic devices such as another
projector or strong electromagnetic sources.
A digitally broadcast program 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.
•
If the signal strength is too low in
Channel Tuning
management office to have the signals checked.
I cannot see digital broadcasts even though I am using a cable television.
• Check your subscription information with your cable television service provider
or ask for the signal to be checked. (Some products do not provide digital
broadcasts.)
The screen is blank or the image is blurred when an HDMI cable is used.
•
Check that the HDMI® cable meets the required standards. If it is not a certified
HDMI® cable, the screen may flicker or may not display anything.
• Check that the cable is properly connected. Improper connection may cause
screen flicker.
It does not work when I connect a USB device.
• Check that the USB and USB cable versions are 2.0 or higher.
(Q. Settings)
(Q. Settings)
Manual Tuning, contact the broadcasting station or
Picture Picture Test
Channels
89
for