step 1
if short at line +1.8v , remove coil PL12 then short using psu at pin 1@ 2, see the screen psu current over or not.(can touch when connector pin psu connected(find the hot device))
step 2
2.check fet at pin pq23, pq24 using continuity measurement unit . (recommend current +1.8v )
step 3
3.remove ic and reinstall back. check back using psu.
step 4
4.still problem, change new ic pu8
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