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Samsung LE-40C530 flash 6 times on and off

imran khan 04 Sty 2013 14:14 1830 2
  • #1 04 Sty 2013 14:14
    imran khan
    Poziom 8  

    A friend of mine need help and he wrote
    Hi .
    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 .

    0 2
  • Relpol
  • #2 05 Sty 2013 06:50
    abou jaafar
    Poziom 14  

    hi

    he must telling first : did he try to do something ? like : resolder hot points on power board ? change big capacitor ? remove Panel buttons and try ? good luck

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  • Relpol
  • #3 05 Sty 2013 13:50
    imran khan
    Poziom 8  

    yes he did the basics.

    0