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  1. A

    820-2936 no Backlight

    Voltage on pins 2,4,6 and 7 from J9000
  2. A

    820-2936 no Backlight

    Voltage on L9008??
  3. A

    820-2850 chime grey screen

    Yeah right, residual heat reach GPU and make the LB work again, there was nothing wrong with VRAM....
  4. A

    820-3115 - No orange light. Major liquid spill, chimes ok.

    Could be corrosion under SMC or battery connector....
  5. A

    [SOLVED]820-2914-B asd

    Already answered..
  6. A

    820-3115 slow and mouse lagging, liquid damage

    diode mode on both data lines from U5511 (pins 9-10)
  7. A

    820 3115 screen flicker

    Water damage around LCD connector, feedback resistors or around LP8550??
  8. A

    820-2936 no Backlight

    You mean only white screen???
  9. A

    [SOLVED]820-2663 no keyboard/mouse

    820-2663, 820-3226????? What?
  10. A

    [SOLVED]A1465 super slow; cursor lags

    Well, try another battery....
  11. A

    [SOLVED]820-3476 PPBUS_G3H = 4v

    Voltage on pin 2? Resistance between pins 17/18? Resistance between pins 27/28?
  12. A

    [SOLVED]820-2915 short on pbus_g3h & ppvbat_g3h_conn with solid green light

    Remove F7040 and check in which side es the short pin 1 or pin2....
  13. A

    820-2936 no Backlight

    Check continuity on feedback line from ball A5 to D9701...
  14. A

    820-2850-A no bluetooth - one USB port not working.

    Check if the other USB port work, if yes, in the bad one could be bad data coil, missing 5V... For bluetooth, check for any damage around WiFi/Bluetooth connector also check if flex cable is not loose on any side...
  15. A

    Macbook Air Works for about a minute and then shuts down

    Cold be ME region problem on bios, upload your backup to be fixed.....
  16. A

    820-2879 ppbus goes low

    Resistance on pins 17/18 and 27/28? What is the value of R7005? Voltage on pin 2 from U7000? Green light ok?
  17. A

    820-3437, Won't Detect SSD, Liquid

    EFI lock? can you boot from external drive???
  18. A

    820-000165 no power

    Brain dead, could be water damage around U6100, J6100, SMC...
  19. A

    820-3435 Works normally but always auto-starts.

    Have you ever booted into OSX???
  20. A

    820-3437 Has S0 state but no CPU

    Diode mode on CPU_VR_EN? Could be corrosion somewhere, any damage around U1950? PPVRTC_G3H present?
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