During the process of using the touch screen kiosk, many friends sometimes have the phenomenon of flashing screen, black screen, flower screen and no response to touch. These faults may be caused by some external or internal reasons. Don’t panic when such problems occur. After finding the reasons, you can have a solution. Let’s follow layson today and see how to deal with them?
A. What causes these problems?
a. The LCD split rate or refresh rate of the touch screen kiosk is set too high
b. The connection between the touch screen of the touch all-in-one machine and the graphics card is loose or has poor contact
c. Excessive overclocking of the graphics card in the touch screen or poor anti electromagnetic interference and electromagnetic shielding quality
d. The product has incompatible graphics card drivers or some test versions of graphics card drivers installed
B. Solutions
a. If there is a problem with the setting of the split rate and refresh rate of the touch all-in-one machine, it should be set to the resolution recommended by the manufacturer;
b. If the connection between the touch screen and the graphics card is loose or has poor contact, it should be plugged in again or replaced with a fault free connection
c. When the touch screen graphics card is excessively overclocked, the overclocking amplitude should be appropriately reduced. If the anti electromagnetic interference and electromagnetic shielding quality are not qualified, some components that may produce electromagnetic interference can be installed as far away from the graphics card as possible, and then see whether the flower screen is close. If it is certain that the electromagnetic shielding function of the graphics card is not qualified, You should replace the graphics card or self-made shield
d. If the touch all-in-one machine is installed with incompatible graphics card drivers, beta drivers, or versions optimized for a special graphics card or game, the flower screen will appear. Therefore, when selecting the graphics card drivers installed on the touch all-in-one machine, You should use the driver provided by the graphics card manufacturer or some drivers certified by Microsoft
The above is the cause analysis and solutions to the problems of flash screen, black screen, flower screen and no response to touch. I hope this article can be helpful to you. Layson focuses on the R & D, production and sales of high-quality touch all-in-one machine. If you have relevant product needs, you are welcome to contact us and we will serve you wholeheartedly.
Post time: Sep-22-2021