1) It may be that the reflection stripes around the Capacitive Multi Touch Panel are covered by dust after the sound wave screen has been used for a period of time. Please wipe with a dry soft cloth. Then power off and restart the computer and recalibrate.
2) It is possible that the reflection stripes of the sonic screen have been slightly damaged and cannot be completely repaired
1) It may be before the host starts to load the touch screen driver. The touch screen control card receives the operation signal. Please power off and restart the computer and recalibrate.
2) It is possible that after the sound wave screen has been used for a period of time, the reflective stripes around the screen are covered by a lot of dust. Although some areas can be operated, they cannot be calibrated. Please wipe with a dry soft cloth. Then power off and restart the computer and recalibrate.
1) It is possible that one of the wires of the touch screen is not connected to the keyboard port of the host. Please check the connection.
2) It is possible that the driver of the touch screen is not installed corresponding to the serial port number actually installed on the touch screen. Please reinstall the driver.
3) It is possible that the host is a domestic original machine. The installed operating system is an OEM version, which has been adjusted by the manufacturer. Because it causes the non-standard nature of serial communication and is incompatible with the touch screen driver. If possible, please format the hard disk and drive the touch screen after installing the system.
4) Check whether the host computer is down. Check whether the reflective stripes on the four borders of the touch screen surface are scratched. Check whether the connection between the touch screen control cable and the host or control card is loose. For the surface acoustic wave screen, check whether the four sensors located on the three corners of the screen are damaged, cracked, or contaminated by foreign objects. Check whether the control cable is damaged. Especially the control cables of surface acoustic wave touch screens located around the screen. And whether the part connected with the sensor is open. After uninstalling the touch screen driver, install it again. Check whether the host is infected by a virus
1) It is possible that there are moving water droplets on the touch screen, and the touch screen responds to the operation of the water droplets. So please wipe with a dry soft cloth.
2) It is possible that the host grade is too low and the clock frequency is too low. So please replace the host.
1) It is possible that the reflective stripes of the touch screen are partially covered. So please wipe it with a dry soft cloth.
2) It is possible that the reflective stripes of the touch screen are partially scraped off by hard objects and cannot be repaired.
1) It may be before the host starts to load the touch screen driver. The touch screen control card receives the operation signal. Please power off and restart the computer.
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