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HDMI industrial touch screen does not respond to the solution
Edit:Shenzhen Koroli Electronic Technology Co., Ltd.   UpDate:2019-11-07

I don't know if we have encountered this phenomenon, that is, we are using the products, they are clearly used very well, and suddenly they find that they have not responded. Why is this? The HDMI industrial touch screen is the same, so what is the detailed view of the HDMI industrial touch screen ? Let's let Shenzhen Koroli Electronic Technology come to tell us.

1. View the wiring port

First check whether the wiring interface is loose, and then check whether the serial port and the interrupt number are in conflict. If there is any conflict, adjust the resources to avoid the conflict. Then check whether there is a crack in the appearance of the HDMI industrial touch screen. If there is a crack, it should be replaced in time. Also check the touch screen for dirt and if necessary, use a soft cloth to remove it. Observe to see if the indicator light on the control box is working properly. When it is normal, the indicator light is green and shines.

2. Replacement method comprehensive view

If the above parts are normal, you can use the replacement method to view the HDMI industrial touch screen, replace the control box, replace the touch screen, and then replace the host.

(1) It may be in the connection of the touch screen. There is no connection between the keyboard port of the host computer (taking the 5 volt touch screen working voltage from the keyboard port). Please check the connection.

(2) It may be that the serial port number selected in the driver installation process of the touch screen does not correspond to the serial port number actually connected by the touch screen. Please uninstall the driver and reinstall.

(3) It may be that the host is a domestically produced original machine. The installed operating system is an OEM version. It has been adjusted by the manufacturer to form a non-standard serial communication. It is not compatible with the touch screen driver. If possible, format the hard disk and install the system. touch screen.

(4) It is possible that the touch screen driver version is too low. Please install a new driver.

(5) Whether there is any device in the host that conflicts with the serial port resources to view and adjust the hardware devices. For example, the default IRQ of some network cards is 3, which conflicts with the IRQ of COM2. In this case, the IRQ of the network card should be changed to idle. IRQ.

The above is the HDMI industrial touch screen does not respond to the detailed view of what is the way, I hope you can help, if you want to know more about the HDMI industrial touch screen information, you can consult customer service!