How to maintain the embedded industrial touch screen integrated machine?
　　1. Why does the touch screen integrated machine of embedded industrial control tablet computer have no response to touch?
　　1. It may be that the driver of the touch screen has not been installed with the serial number corresponding to the actual installation of the touch screen. Please install the driver from the new one.

　　2. Perhaps one of the touchscreen connections is not connected to the keyboard port of the host. Please check the connection.
　　3. It is possible that the host computer is a home-made original machine, and the operating system installed is OEM version, which has been adjusted by the manufacturer, resulting in non-standard serial communication and incompatibility with touch screen driver. If feasible, format the hard disk and drive the touch screen after installing the system.
　　2. Why is the response time of the embedded industrial touch screen integrated machine very long?
　　1. It may be that the grade of the host is too low and the clock frequency is too low. Please replace the host.
　　2. It may be that there are moving droplets sticking on the touch screen. The touch screen responds to the operation of the droplets. Please wipe them with a dry soft cloth.
　　3. Why can't an embedded industrial touch screen machine touch accurately?
　　1. It is possible that the reflective fringes of the acoustic screen are slightly damaged and cannot be completely repaired.
　　2. After using the acoustic screen for a period of time, the reflective stripes around the screen are covered with dust. Please wipe it with a clean soft cloth, then restart the computer after power failure and recalibrate it.
　　4. Why can't the embedded industrial touch screen machine be calibrated?
　　1. It may be that before the host starts loading the touch screen driver, the touch screen control card does not receive the operation signal. Please power off and restart the computer and recalibrate.
　　2. After using the acoustic screen for a period of time, the reflective stripes around the screen are covered with a lot of dust. Although some areas can be operated, they can not be calibrated. Please wipe it with a dry soft cloth, then power off and restart the computer and recalibrate it.