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  1. R

    820-00923 No audio device. everything else works

    can you recommend where to get them
  2. R

    820-00923 No audio device. everything else works

    HDA_SDOUT R1302 = 35 ohm HDA_RST_L R1303 = 35 HDA_SYNC R1300 = 35 HDA_BIT_CLK R1301 = 35 8409_HDA_SDINO_R R6203 = 35 all the traces i can see look ok
  3. R

    820-00923 No audio device. everything else works

    HDA_SDOUT R1302 = .886 HDA_RST_L R1303 = .916 HDA_SYNC R1300 = .916 HDA_BIT_CLK R1301 = .903 8409_HDA_SDINO_R R6203 = .840
  4. R

    820-00923 No audio device. everything else works

    The diode measurement on the HDA lines was around HDA_SDOUT .886 HDA_RST_L .916 HDA_SYNC .916 HDA_BIT_CLK .903 8409_HDA_SDINO_R .840
  5. R

    820-00923 No audio device. everything else works

    the board has no water damage it came in with bad screen and no sound i change screen but no sound it says no audio found u6200 pp1v8_so 1.8v HDA_SDOUT 0V HDA_RST_L 0V HDA_SYNC 0V
  6. R

    820-01521 no boot had water damage

    i get 19.5v 0.03A ppbus_g3h = 12.43v pp3v3_g3h 3.3v pp5v_g3s 5.1v
  7. R

    820-00165 short on ppbus_g3h

    820-00165 short on ppbus_g3h at F7140 was blown i get 8.4v on pin 1 ppvbat_g3h_chgr_reg and a short on pin 2 ppbus_g3h i supplied some voltage to see if any get hot but nothing
  8. R

    820-00165 no light with charger but works off battery

    thanks it was a bad trace on C7105
  9. R

    820-00165 no light with charger but works off battery

    820-00165 has water damage around R7105 and c7105 works off battery but not off charger no light
  10. R

    820-01949 no boot to HD

    when i boot with option i see hard drive logo but when i choose it it then reboot
  11. R

    820-01949 no boot to HD

    it will not boot to recovery when it down load it when finish it keeps rebooting i tried DFU AND the same thing
  12. R

    820-01700 shot on ppbus_g3h

    there is no short on L9580/81
  13. R

    820-01700 shot on ppbus_g3h

    i replace u9580 now i have 19.4v 0.02 A
  14. R

    820-01700 shot on ppbus_g3h

    820-01700 shot on ppbus_g3h i found the short on u9580 when removed short is gone what is u9580 and where can i get it
  15. R

    820-01949 no boot to HD

    820-01949 it turns on see logo then hard drive when you boot to hd it shuts of it can go to dfu but every time i restore or recovery it fails it run off battery or charger off charger i get 19.1v 2.01A
  16. R

    i have a A1990 820-01041 i can charge battery when powered off but not on

    when i plug in the charger throw the usb tester it shows it going on and off when the mac is on running off the battery
  17. R

    i have a A1990 820-01041 i can charge battery when powered off but not on

    i have a A1990 820-01041 i can charge battery when powered off then it will work fine it will show battery but can not charge when on battery condition says normal
  18. R

    820-00928 5v no 20v

    L7660 3.3v nothing on the others
  19. R

    820-00928 5v no 20v

    do you mean L7030 its 3.8V
  20. R

    820-00928 5v no 20v

    i have ppbus_g3h 12.5V
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