---HV550QUBB25 can be found within serial number on barcode sticker on board.
IMPORTANT: Horizontal lines on the screen are virtually NEVER caused by a bad T-con board. Horizontal lines indicate a defective LCD panel (screen).---
LG 47-6021075 (HV550QUB-B25) T-Con Board for 55UH6550-UB 55UH6150-UB 55UH6030-UC
Part Number: 47-6021075
Visible Number: HV550QUB-B25
Visible Number: 47-6021075
Warranty: 180-Day Warranty
Known Models
LG 55UH6030-UC
LG 55UH6090-UF
LG 55UH6150-UB
LG 55UH6550-UB