LG Electronics 50PA6500, 60PA550C, 60PA6550, 50PA4500, 42PA450C, 42PA4500, 50PA550C, 50PA4900 Pentouch

TROUBLESHOOTING 87

Pentouch

Problem	Solution
The touch pen does not work.	yyCheck that you used the remote control to enter Pentouch mode.
	yyCheck that the Pentouch dongle is connected to the computer and the red
	LED is on.
	yyPress the (POWER) button on the touch pen to check that it is powered on.
	yyCheck that the touch pen is paired for use. (The touch pen is correctly paired if
	the red LED is on once when you press the Touch Home button on the touch
	pen.)
	yySet the computer screen to display only on the TV.
The TV screen doesn’t look normal	yyCheck that the computer is correctly connected to the TV.
when using Pentouch.	yyCheck that you are using the optimal resolution.
	yySet the aspect ratio on the TV to Just Scan.
The touch pen is touched on wrong	yySet the computer screen to display only on the TV.
positions.	yyIf the point you touch on the TV screen using the touch pen and the point
	indicated as touched on the computer screen do not match when the
	computer and the TV are connected by a PC signal (RGB) cable, use the TV
	remote control to select [SETTINGS] → [Picture] → [Screen] (RGB-PC), then
	select [Auto Config.] to adjust the screen.
The touch pen movement is not	yyCheck whether the computer and the TV are too far from each other. Check
smooth.	whether there are too many obstructions between the computer and the TV.
	yyCheck whether many other applications are running on the computer. (Please	ENGLISH
	avoid running other applications while using the Pentouch program.)