Recent content by NIKHIL@1997

  1. N

    820-01958-a NO BACKLIGHT

    PPVOUT_S0_LCDBKLT_F 0.020 on diode mode impedence(with and without lcd also same impedence) with and without lcd also 0 v (i think before i give wrong info) PPVIN_SW_LCDBKLT_SW gets 12.6 v
  2. N

    820-01958-a NO BACKLIGHT

    again i will update the status and the voltages active on backlight section
  3. N

    820-01958-a NO BACKLIGHT

    hi...i already purchased new lcd...but same backlight issue
  4. N

    A1707 820-00928 no display

    U9850.....Is it possible to reprogram....?
  5. N

    A1534.....C PORT NOT WORKING

    part no is 820-00045-11...........there is no liquid damge...c port also looks fine.....any idea...?
  6. N

    A1534.....C PORT NOT WORKING

    hi...i have a A1534 MACBOOK PRO..the problm is c type not working in one position...but when i connect reversly...its working i will attach the photos
  7. N

    A1708 820-00840-A NO DISPLAY

    yes stuck on 0.96 v PM_PGOOD_CPUVCC gets 3.3v
  8. N

    A1708 820-00840-A NO DISPLAY

    L7210,L220 Gets 0.96v
  9. N

    A1708 820-00840-A NO DISPLAY

    HI, I have a A1708 mac...part no is 820-00840--A in my c type reader its take 0.465 ma all coil voltages are active...but PPVCCGT_S0G_PH3 missing (there is no voltages on L7410,L7420,L7430) ALL_SYS_PWRGD Get 3.2 v PM_PCH_SYS_PWROK get 0v PM_PCH_PWROK get 3.12v Then i...
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    A1707 820-00281-01 NO POWER...no sign of liquid damage

    there is no sign of liquid damage....it will take 19.9 v 0.039a on my regulator active voltages PPBUS_G3H 12.63 v PP3V3_G3H 3.3v PP3V0_G3H 3 v PP5V_S5 5 v also i found small symbol of buring near c7961...so i remove the component...still same w3hat next......plz...
  11. N

    820-01958-a NO BACKLIGHT

    IN DIODE mode value PPVOUT_S0_LCDBKLT_F showing 0.020(with lcd and without lcd also same) there is no sign of water damage .. in voltage mode PPVOUT_S0_LCDBKLT_F 0 v PPVIN_S0SW_LCDBKLT_F have 12.6 v(with lcd)
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    macbook pro a1278 ...820-3115b..taking 0.300 milli amps

    pins 19:-5 v pin 29:- 5v pin 46 :- 5v pin 47 :- 3.3v R7402 gets 0.60v R7403 gets 0.49 v(ic side)
  13. N

    macbook pro a1278 ...820-3115b..taking 0.300 milli amps

    R7402 shows 150 k R7403 shows 182 k SPI Bus Series Termination resistors and their traces are ok(showing correct value) also try 2 bios...still same
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