LG 26lk335C Led blinking

[asus1990]

LG 26lk335C Led blink

SOURCE LGP32-11P EAX63985401
Tv without picture and sound
Defect in 3.5v is with 4.5v
Disassembled panel and tested lamps
All correct voltages in the 24v inverter
Source voltages also correct 12/24

Thanks