if you have LCD display problem in Samsung GT-S5222 it will not show any thing on display screen.it can be blanck no light or dim display also.Samsung S5222 LCD Display IC Solution Jumper Problem Ways can be solve with a few steps that are given in this post.Look at diagram bellow and folw instructions.
Samsung GT-S5222 White Blank Display Problem Solution
Samsung S5222 Full Display Track Ways
Samsung S5222 Display Lcd Connecter Ways. Track Jumper, Solution
after dis assambling Mobile phone check whole board for rust carbon or water damages.clean lcd jack and mother board then apply hot air to dry it for a few mints.change lcd with new one if display is ok then fine else heck lcd jack prints value or remove it and replace with new.
By using the solution above , you may check each of the corresponding display connection line paths. And then replace or mend to reconnect an open circuit to fix the Samsung S5222 display problem.
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