In today's, touch screen has become an indispensable artificial interactive interface in many industrial machinery, touch screen touch failure problem is frequently plagued by users. Whether due to software malfunction or hardware problems, the screen touch malfunction brought about by the inconvenience makes people suffer. This article will provide you with comprehensive solutions and preventive measures to help you effectively deal with this embarrassing situation.
Touch screen does not work troubleshooting steps:
Step 1: Check the touch screen FPC (flexible printed circuit) and interface
Check the FPC for scratches or cracks. Also, check the connectors of the FPC for dirt or debris. If you find anything, be sure to clean it thoroughly.
Check that the connection between the touch panel interface and the motherboard is correct.
Step 2: Checking the touch screen's functional layer - touch sensor
Inspect the functional layer of the touchscreen for any visible damage. If you find any physical damage, it may be the source of the problem.
Step 3: Check the Control Card
Check for problems with the control card. If possible, try replacing the control card with one that is known to work properly to determine if the problem is with the control card itself.
Step 4: Perform a Software Test
If there are no obvious problems with the appearance of the touchscreen, perform a software test to identify potential open or short circuits.
Through the above steps, you can systematically troubleshoot and solve the problem of the touch screen not working. If the problem persists, it is recommended to seek the assistance of a professional technician.