Problem Observed

Possible Causes

Suggested Solutions

1. The computer cannot read the driver files on the CD.

1.1. Some older iMac model may have this problem.

KEYTEC can provide you another CD format, which can be read by older iMac.  Contact tech support to report problem code: USBMc00.

2. No response to the touch.

2.1. Touch screen cable is not connected properly to the controller box.

Make sure the touch screen cable is connected to the controller box.  When the screen is touched, the light on the controller box should dim.

2.2. The driver was not installed correctly.

Please refer to user’s manual to double check the driver installation procedures.

2.3. Other touch screen driver may be installed previously.

Make sure all the previously installed touch screen drivers are removed before installing Magic Touch driver.

2.4. The controller or the USB port may be defective.

Connect it to a different USB port, or try it on a different computer, if available.  If the results are the same, the controller may be defective, contact tech support to report problem code: USBMc01.

2.5. The touch screen panel may be defective.

The light on the controller box dims when the screen is touched.  If the light on the controller box does not respond to the touch, contact tech support to report problem code: USBMc02

3. The touch position is not accurate.

3.1. The screen needs to be calibrated.

Make sure to use the stylus to touch the center of each X, one at a time (total 3 X’s).

4. The touch position is accurate in most areas, but off a lot in certain area.

 4.1. The touch screen may have linearity problem.

Open the paint program and use stylus to draw horizontal and vertical lines on the screen.  If the line is curved in certain area, contact tech support to report problem code: USBMc03

5. The cursor keeps jumping to certain area, or is stuck there.

5.1. The touch screen may have shorts.

Contact tech support to report problem code: USBMc04.

6. Touch screen does not work in certain program.

6.1. The program may not be a mouse-driven program.

Touch screen is only compatible with mouse-driven programs.