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  1. R

    820-00138 Green led & orange, but nothing

    sorry for the late reply I check all PM_SLP_Sx_L all make a high rise signal to 3,4 when i short SMC_ONOF and come back to 0V What can i see?
  2. R

    820-00138 Green led & orange, but nothing

    reball the SMC if PM_DSW_PWRGD is high?
  3. R

    820-00138 Green led & orange, but nothing

    sorry it's PM_DSW_PWRGD=3,4
  4. R

    820-00138 Green led & orange, but nothing

    3V3_SUS=0 S5_PWRGD=3,4 PCH_DSWVRMEN=3,21 PM_DSW_PWRGD=0 PM_RSMRST_L=3,26 PM_PWRBTN_L=3,4 PM_BATLOW_L=3,32 without battery SMC_ONOFF_L=3,42 When i Short SMC_ONOFF_L, PM_PWRBTN_L go to 0 and come back after to 3,4 i use a apple 85W m2 CPU dead?
  5. R

    820-00138 Green led & orange, but nothing

    Hi, liquid on this board near U7310, PPBUS short, i remove U7310 & change it, PPBUS is now normal at 12,56V All rail S5 is good but the rest is at 0V SMC_PM_G2=3,427V PP3V42_G3=3,428V ALL_SYS_PWGD=0V i don't find any another area liquid spill on the board. can you help me please? thanks
  6. R

    820-4924 Green led 5 sec and shut down

    hi 2informaticos, I change Q7180 and R7012 became at 68K. The green led stay with original charger, repair done, thanks a lot.
  7. R

    820-4924 Green led 5 sec and shut down

    ok i try tomorrow to change it and i tell you after. i don't understand and you can explain me, why the original charger stop to send the power? the mac talk with the charger?
  8. R

    820-4924 Green led 5 sec and shut down

    R7012= 5,6Kohm pin 5-6= 17V but not stay. pin 1-2-3=17 but not stay i change Q7180 & Q7010? R7012 too? D7010 seems good (0,78V & 0L other way).
  9. R

    820-4924 Green led 5 sec and shut down

    Hi, i have this board, i have a green led with an original 85W magsafe2, the green led shutdown after 5 sec and come back after some seconds. With a PSU, the led stay green and become orange. No liquid damage, the customer put a bad power supply on this mac. i can't verify voltage with the...
  10. R

    820-3228 boot chime in loop

    i work already without HDD, just fan and led front panel. I try to change the power supply, without led front panel, always same. I check component on the board without find anything, i haven't schematic, i can't check the supply on the board.
  11. R

    820-3228 boot chime in loop

    i test your file but same problem (normal and SMC bypass), with new memory, idem. my customer say, the mac mini boot before change the hard drive well, but on the hard drive was install hackintosh with efi partition, can make a problem on the board?
  12. R

    820-3228 boot chime in loop

    ok i don't understand for the video. when i start in SMC bypass, i have fan in full speed and same problem dong in loop. have you an idea? the BIOS is clean?
  13. R

    820-3228 boot chime in loop

    i don't understand for the video, i see the video. we can see when i plug the power cord, the mac start and make dong continu. can you explain SMC bypass?
  14. R

    820-3228 boot chime in loop

    Nobody can help me? when i say original, it's the dump of the flash.
  15. R

    820-3228 boot chime in loop

    I think i clean the ME, I try different ram memory same problem. Original: https://www.dropbox.com/s/bd6n61knanrgxy8/original.BIN?dl=0 after clean ME: https://www.dropbox.com/s/3vcmpwaq3ev7daa/clean.bin?dl=0 Can you confirm me, i don't make a mistake please? thanks
  16. R

    820-3228 boot chime in loop

    Hi, i have this board with a problem with chime in loop, like the video. i try to clean the ME do you have some idea about this problem? thanks
  17. R

    820-00850 Touch bar connector burn

    Hi, i have a burn connector for the touch bar, you can see it. Do you know the ref of this connector (in red below on the photo)? thanks
  18. R

    820-3662 board clean, fan, no screen, no chime

    i try a cleam me, problem not solve. i don't know what can i do. the mac start like normally but no screen and no chime, not work external display, i think no boot but make reset PRAM (fan change speed)
  19. R

    820-3662 board clean, fan, no screen, no chime

    Duke, can you help me please? is it the BIOS?
  20. R

    820-3662 board clean, fan, no screen, no chime

    Pin 7 = 3,398V Pin 3 = 3,398V i have all good rail
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