pilot42''-no backlight

[willyam1]

HI.
NO BACCKLIGHT.
24VOK BL ON OK 3.5V PWM OK 3.6V.
SMD FUSES 4A OSMD FUSE1.5A/76V OK.
NOTICE THAT THERE IS NO VCC VIN PIN 8 TO THE IC CONTROLLER OZ9928SN .
the source to the vcc is also the source to a reg7805 no in and no out.
need schematic . MASTER AND SLAVE
inveter is VIT70023.80 REV;5 MADE BY CMO AND THER IS 20TRANSFORMER.
NO PULSESE TO THE TRANSISTORS THANKS WILLYAM1

[munirutech]

Re: pilot42''-no backlight

hi
if you can get some of the ic try to change it and see ,
some of this ic s have (UVLO )under voltage lock out protection if is faulty no voltage will flow

[willyam1]

Re: pilot42''-no backlight

I order it today hope to repiar it.
I will apply the result.
Willyam1