LG T500 Touch Screen Connector Jumper Ways
https://gsmfixer.blogspot.com/2015/10/lg-t500-touch-screen-connector-jumper.html
Here is hardware repairing diagram solution LG T500 Touch Screen Connector problem. This problem may occur due to the touch panel problem or connector problem. So you can change the touch panel to solve this issue otherwise apply the following jumpers to solve this problem. Here is LG T500 Touch Screen Connector Problem Jumper Solution.