Touch screen is mostly placed in public places to use, due to the environment, human operation and other reasons, in the use of the process will often have some problems, as follows.
1, the use of a period of time after the touch no response
Capacitive screen equipment in the long-term use of the process, the screen and internal control circuits due to the accumulation of static electricity, the whole device is covered with static electricity, if the grounding is poor, it will affect the normal work of the screen, resulting in serious deviations or even failure of the touch screen. At this point, turn off the power supply of the equipment, the screen with a wire to the internal and external grounding discharge, eliminate a large amount of static electricity, and then turn on the power supply to restart the equipment can be.
2, hardware-related issues touch screen
Generally use the serial port for the transmission of signals from the PS2/port to take the work signal, if the indicator does not light, that is, no signal is taken or the PS2/line on the control box may be bad. If the serial port is damaged or disabled, it will prevent the driver from being installed, the interface or lead can be replaced. If the screen is squeezed with a slight deformation, it is because the touch area is pressed by the monitor casing or cabinet casing, it will lead to the inability to locate the touch screen cursor has been in the monitor 4 sides of a point, you can ask a professional to teach the monitor casing bezel or the distance between the cabinet and the monitor screen adjusted to deal with a little larger.
3、Other related problems
Touch screen cursor only moves in a small area or touch screen point is not allowed to run the touch screen calibration programme, after changing the monitor resolution found that some areas of the touch screen simply can not touch, it may be a bad touch screen, please replace the touch screen.
