Kinh nghiệm lenovo g580 no disply backlight prob solution

Discussion in 'Computer Repair' started by carter, Apr 29, 2015.

  1. carter

    carter Well-Known Member

    Apr 28, 2015
    Likes Received:
    lenovo g580 ,,,, compal la-7982p no disply solution
    +ledvdd 19v ok,, dispoff 0v,,, invt_pwm 0v ,,, +lcdvdd_con 0v
    above all voltage when no disply
    now when disply come
    +ledvdd 19v ok,, dispoff 3.3v,,, invt_pwm 3.3v ,,, +lcdvdd_con 3.3v
    when i had checked q80 prob
    just replace q80 and sovled prob
    • Like Like x 1

Share This Page


    • Viet Nam
    • 0919.47.6686
    • Skype: Vinafix
    • [email protected]
  • Upgrades

  • Calculate the voltage

    Input V in : V
    R a : Ω
    R b : Ω
    Output V out : V
iHax Community