31
Symptoms (continued)
Solutions(continued)
Only some channels are available.
·Check that your area is covered by the DTV broadcast.
·Check if channels are not blocked by the "Block program"
settings.
·Checks to be performed in case of poor image quality.
The USB stick does not work.
·Check the USB connection.
·The USB stick is not formatted.
·Make sure that the USB st ick is compatible and that
multimedia data formats can be played back.
The TV turns itself off.
·Check if the "Sleep Timer”, "Auto Standby” settings are not
activated in the Time menu.
·If the TV is used as a PC monitor, check the PC
'
s power
and standby settings.
Color dots appear on the screen.
·Although the LED display is manufactured with high-
precision technology, black or colored dots (red, blue or
green) may appear: this is a structural property of the display
and not a malfunction.