The touch screen malfunctions
Solutions:
a. Check whether the screen cable is connected well, and try to replug it.
b. Perform touch screen calibration according to the maintenance manual.
Switchboard：
86-755-26520688
Service telephone：
86-755-26520873
E-mail：
grsales5@guanri.com.cn
Solutions:
a. Check whether the screen cable is connected well, and try to replug it.
b. Perform touch screen calibration according to the maintenance manual.