LG KT-T550 User Manual download pdf (Page 20)

TROUBLESHOOTING GUIDE

ENGLISH

Touch does not work at all.

Problem Action

Touch does not work at all.  Check the USB cable connection.

- This may occur when the USB cable between PC and monitor is

not connected. Check the USB cable and reconnect it.

 Check your PC's power.

- This may occur when the PC is powered off. Make sure that

your PC's power cord is firmly plugged into a power outlet, then

restart your PC.

 Restart your PC.

- Touch may not respond when the system is down due to an

unstable network.

 Check the signal cable connection.

- If your PC and monitor are not connected with a signal cable,

touch will not work. Check the signal cable connection.

The touch location does not match

the touch coordinates.

 Use the calibration program supported by your OS or application

to make any corrections.

When using multiple monitors,

touching is applied to a monitor other

than the one intended.

 Set the product as the default monitor.

10 point multi-touch is not working.  Ensure that your OS supports multi-touch functionality.

 Make sure your content supports 10 point multi-touch.

- The software used (e.g., Flash Player, Paint, etc.) may not support

10 point multi-touch.

 Restart the software (e.g. Flash Player, Paint, etc.).

 Restart your PC.

 If the gap between two touch points is 25 mm or less, touch

errors may occur.

 10 point multi-touch support may be unstable on the edge of the

touch screen.

 Using the 10 point multi-touch screen to draw lines may cause

partial breakage of the lines.

Troubleshooting Guide

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LG KT-T550 User Manual Page 20