Read LG 39LN54XX / 39LN540V (CHASSIS:LD31B / LD36B) Service Manual online
Appendix : Exchange the Module (1)
Panel Mura, Light leakage
Press damage
Crosstalk
Crosstalk
Press damage
Panel Mura, Light leakage
Press damage
Un-repairable Cases
In this case please exchange the module.
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