Xperia Arc lt18i Display Light Solution Jumper Ways
https://gsmfixer.blogspot.com/2015/08/xperia-arc-lt18i-display-light-solution.html
You will have to follow the following diagram solution for Xperia Arc lt18i Display Light IC jumpers. After removing all external parts of the the mobiles check whether there is a dust or rust on the display IC or check LCD jack if both are ok then apply this diagram solution.
Just make the jumpers according to the given diagram and get you problem solved!
Just make the jumpers according to the given diagram and get you problem solved!