It is believed that many people use touch screens and touch screens cannot be used due to malfunction. This is mainly due to the fact that touch screens are a relatively sophisticated device. In addition, touch screens are mostly open to the general public. Their frequency of use and the quality of users vary greatly, causing frequent failures. Here are some common troubleshooting problems for touch screens. The solution and maintenance method:
When the touch screen fails, first check whether the power supply of the control card is normal, whether the Windows driver is installed normally, and then check whether the touch screen calibration under Windows is completed. Check whether the parameters in “Touchscreen Control” are correct, and check whether the serial port is normal and Whether the serial port cable is connected properly.