Search results

  1. M

    A1707 820-00281 Not starting

    I have 20v on charger and no problem there U7650 pin 4 P5VS4_EN_RCD is 0v diode mode 510, and of course PP5v_S4 is 0v PM_SLP_S5_L R1230 0v diode mode 510 May i have some advices please.
  2. M

    A1990 820-01041

    Hello I have got A1990 that not starting, and was stuck on 5v, and i had no PPBUS_G3H, i got to replace the U7000 and now i have PPBUS_G3H. I can take the computer to DFU mode but the restoring can not finish its job. By the way i have 20v right now. I measured some more and find out that...
  3. M

    MacBook Pro 15" 820-00281 liquid damage

    Hi guys I got this Mac and after cleaning, when i connect the USBc charger it works fully with no problem, but if the computer go to safe mode, after that i see nothing at the screen. I found out when i connect the charger to the computer after i want to safe mode the screen comes with no...
  4. M

    A1990 Not starting

    Hi I got a A1990 820-01814-A that is stocked on 5v i measured some points and it is like this. PPBUS_G3H is 0v PP20V_USBC_TA _Vbus 5v PPDCIN_G3H 5v I got to replace ISL9240 but it is the same. Please some help.
  5. M

    820-00928 NO water damage, 20V, No fan, no chime, no image, no boot

    Hello I have a A1707 with board 820-00928 That not starting at all, it is not liquid damaged and have no physical problem. I read some of the posts and didi some checked up some parts. I found out that PM_BATLOW_L is 0v but could not find out where the problem is. Appreciate your help
Top