ProScan 19LA20Q Instruction Manual page 26

Channel
• The channels are not functioning.
Connect the antenna connectors again.
Set to memorize channels in the automatic channel setting again.
Query the particular broadcasting station.
• A limited number of channels are not functioning.
Change the location or direction of the antenna.
Try to select a few channels using numbers and memorize them using the add/delete button.
Query the broadcasting station.
• Only UHF (14_69) Channels are unavailable.
Check if the antenna is able to receive UHF.
Monitor
• The PC Screen continually appears and disappears.
Check the connection between the TV and the computer and see if the connector is locked.
• A "There is no signal "message appears.
This happens if the signal from the video card is exceeded for the maximum resolution or frequency of the TV. Try to set the maximum resolution or
frequency for the TV.
See if power save mode of the PC functions properly.(This is deactivated when any key is pressed or the mouse is moved)
• The screen looks like there is water flowing on it.
Check the connector connected to the TV.
• The screen is unclear and blurry.
Change the frequency and phase adjustment. Change the Resolution and frequency to the standard limit.
• Unstable and flickering screen.
The resolution and frequency of the PC's Graphics Card should be set within the TV's range. Check the TV menu's current mode and standard mode
and set it up again.
• Some modes in standard mode are not working.
Check the compatibility of the video card.
If it is not working for compatible hardware, try to upgrade the driver of the graphics card.
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