WELCOME 

LG 50PA4500-UF YDRVBT BOARD EBR73748801

Compatible TV Models: 
Lg
50PA4500-UF AUSLLHR 50PA4500-UF AUSLLJR 50PA4500-UF AUSLLUR 50PA4500-UM AUSLLUR 50PA4500-UM AUSLLHR 50PA4500-UM AUSLLJR 50PM4700-UB AUSLLHR 50PM4700-UB AUSLLJR

Horizontal lines on the screen are NEVER caused by a board. Horizontal lines indicate a defective LCD panel (screen) no part except a NEW screen will fix it.