The touch screen of the industrial panel PC does not respond and fails. How to solve it?

Sep 16, 2020

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Industrial tablet computers sometimes do not respond when using touch screens, and fail. Some customers don’t know what to do and how to solve them? For the touch screen of the industrial tablet computer, the editor asked some solutions given by our maintenance engineers, and I will share with you.


About the screen structure of industrial tablet computers


1. The touch screen of the industrial tablet computer is not responding. We can consider it from the hardware.


In many cases, industrial tablet computer failure is caused by the failure of the hardware device under Windows system to recognize it because it is not properly powered on. This situation is mostly a temporary problem during the operation of the device. When we completely shut down and cut off the power supply , Restart the system, the equipment failure will generally be resolved. If the problem cannot be solved, go to the second step.


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2. the structure of the touch screen, it is necessary to distinguish whether it is a resistive or capacitive touch screen.


The resistive touch screen needs to be calibrated by the driver. When the touch screen does not work, the driver may have been changed or uninstalled.


3. conflicts between hardware


Sometimes the cause of the failure of the industrial tablet computer is due to the conflict before the hard disk. According to what we learned from the hardware engineers of Collard, the touch screen uses the USB serial port protocol of the motherboard in the industrial tablet computer. For example, when a wireless keyboard and mouse are connected, the touch screen function may be lost due to conflicts in the default input device settings. In this case, you can uninstall the wireless device first, and then let the system re-identify the solution.


4. The touch sensor board is burned out.


The touch screen is controlled by the touch sensor motherboard. The quality control of the small factory was not well controlled. The low-end touch motherboard selected was burned out during operation. In this case, contact the supplier for repair or replacement.


5. The touch screen cable is loose.


The touch screen of the industrial tablet computer is connected through the motherboard. The screen cable of the industrial tablet computer exported from some small factories is subjected to strong vibration in the working environment, and it becomes loose, causing the touch screen to fail. I have learned from many hardware maintenance engineers that over 80% of industrial tablet computer touch failures are caused by problems such as loose or burned-out industrial computer touch screen wires. In this case, contact the supplier for repair or replacement.


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6. motherboard compatibility issues and stability issues.


The touch screen of the industrial tablet computer is poorly touched. It may be a compatibility problem of the industrial motherboard or it has not been subjected to multiple tests during the design and production. The temperature is too high during the operation process, which causes the motherboard to crash or fake the old machine.


7. the software runs too large, and the industrial tablet computer can't respond for a while.


Industrial tablet computers are used to process data. Our ordinary computers sometimes run too large data, and sometimes appear to be old computers. Industrial tablet PCs are known for their stability, and are generally inferior to commercial PCs in terms of CPU performance. If during work, the installed software is too large, the memory occupied is too large, the operation is unstable and the old machine appears, and the touch screen does not respond.


Well, there is no response to the touch screen of the industrial tablet computer, and it has failed. So much is said about the direction of solving the problem. If you really can't solve it by yourself, please contact your manufacturer.


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