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  1. quasimodo

    820-00850 - 5V / 0A - every port

    PP1v8_SLPS2R not present (0.002V) PP1v8_WAKE not present no shorts
  2. quasimodo

    820-00850 - 5V / 0A - every port

    last use with docking station and external display / no liquid / need to check dfu
  3. quasimodo

    820-02841-05 - booting / no keyboard / no trackpad / no sound /

    3.3/1.8 voltages are present... cant find any shorts...
  4. quasimodo

    820-02098 - C5800 explosion - short on PPVIN_P3V8_AON_ISNS

    hey guys, see pictures below. is this fixable? when yes - how? how to remove the short?
  5. quasimodo

    820-00850 - 5V / 0A - every port

    Hey guys, getting same reading on every port. 5 - 5.2 V / 0 - 0.008A PPBUS is 12.3V PP3V3_G3H_RTC is present what to do?
  6. quasimodo

    820-01521-A - tries to boot / shuts off

    Hey guys, got this strange machine here. No liquid or drop damage. I get 20V on the charger, fan spin for 1/2 second, then fan shuts off. DFU revive went trough. I can access data via TDM. (seeing a Bootcamp partition?) What to do?
  7. quasimodo

    820-00609 - iMac18,3 - 2017 - 27" - only Apple logo / no progess bar / no bootpicker possible

    820-00609 is the code. all diagnostic LEDS are on. no SATA Drive, only blade ssd
  8. quasimodo

    820-01827-01 - chime / no image / no external image

    Hey guys, having a 820-01827-01 board here. no liquid / corrosion. Had 5V on the charger, changed a faulty CD3215, now i got 20V, 1A draw. Machine is booting. Gives me a chime, Touch-Bar is turning on. But no internal or external image. Possible U9850 damage? Even with no external image? Or...
  9. quasimodo

    820-02841-05 - booting / no keyboard / no trackpad / no sound /

    hey guys, having this board here. liquid damage (heavy). working with 02098 schematic. had backlight problem. replaced backlight chip. backlight is there. corrosion in the sound area. display is also turning off and on. not stable picture. trackpad is not clicking. what to do?
  10. quasimodo

    820-00609 - iMac18,3 - 2017 - 27" - only Apple logo / no progess bar / no bootpicker possible

    just like that. need to open the machine for the mlb code....
  11. quasimodo

    820-00609 - iMac18,3 - 2017 - 27" - only Apple logo / no progess bar / no bootpicker possible

    Hey guys, whats going on with this machine? Can do only SMC-RESET. Only Apple Logo and chime. Option Key not working, no recovery partition, no hardware-test, nothing is working. Cant open bootpicker via option-key. No progress bar. Not booting at all. No safe mode possible...
  12. quasimodo

    820-02016 - 5.2V - 0,05A

    machine is back to life and booting up. thank y
  13. quasimodo

    820-02016 - 5.2V - 0,05A

    no. boad is right now untouched. edit: should i change it?
  14. quasimodo

    820-02016 - 5.2V - 0,05A

    when i plug into the not working port, when usbc meter is not showing anything, i get 3.2V on USB1_CC2 edit: when i plug into the not working port with amp meter showing something, pp5v_S2 is 3.3v. area getting hot is pp5v_s2
  15. quasimodo

    820-02016 - 5.2V - 0,05A

    tried another flex. same issue. CC1/2 diode mode readings same. i noticed when i plug into the working port, the chip is getting around 40degrees celsius. (left area) when i plug into the not function port, the chip is getting around 60degrees celsius. (left area) is it the chip?
  16. quasimodo

    820-02016 - 5.2V - 0,05A

    they are the same. 0.595
  17. quasimodo

    820-02016 - 5.2V - 0,05A

    update: PPBUS_AON 1.5V - 1V not stable when i plug with usb-c-meter not displaying anything.
  18. quasimodo

    820-02016 - 5.2V - 0,05A

    Hey guys, got something strange here. Customer told me, he changed the screen, then not working anymore?! Board looks fine / no visible damage. One CD3217 taking aroung 0,2A, should be working. When i plug into the other port, 0,05A. When i connect to the same port, but flipped board, the...
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