A friend of mine need help and he wrote
Help me please to solve the problem of this set Samsung , model LE-40C530 ,chassis N-82A .
Sometimes it power on , good audio
and video and , short time later , remains backlight but no audio and
no video . After another short time , no backlight and front led flash 6 times and pause and repeat everytime .While front led is fashing , power board has correct 13v , 5,3v , st-by 5v , and main board has all 1,2 , 1,8v ,3,3v , 5v , 12v . Power stand-by 5v
remains all the time .
It sometimes power on for short time bu must be unplugged sometime .
I have schematic of power board BN44-00340B and service manual for this chassis but without schematics .i need tips if any of your friend know the cure.
Thank you for attention and help .