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  1. O

    820-01041 ssd fail

    Hi guys I have this board with this module ssd shorted , but I don’t find a new piece, it’s so hard find board donor this ssd module it’s 1TB configuration (6 modules total) can be replace with minus one capacity? or if someone have contact me
  2. O

    820-00163 green light no power

    gpu can be disable like 2011 mbp?
  3. O

    820-00163 green light no power

    no pulsing on P3V3_S0GPU_EN
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    820-00163 green light no power

    jumps to 150mah and down to 30mah dont power on
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    820-00163 green light no power

    all_sys_pwrgd pulsing to 3.22V L8710: 0.236 L8760: 0.198 L9360: 0.046 L9330: 0.046 L9410: 0.0178
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    820-00163 green light no power

    3V3_S5/SUS stable L8710, L8760, L9360, L9330 no pulsing rest of big coils pulsing normally
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    820-00163 green light no power

    Hi guys this time I have a 820-00163 board with no water damage or corrosion, checking all rails I found a 3v3_S0 pulsing with oscilloscope, which means I possibly have a short on S0. in the schematic I only see a few mentioned where I should start
  8. O

    820-00165 No Power

    already replaced two times, same result
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    820-00165 No Power

    Diode mode on L7430 = 0.165 u7400 pin 6. 0.07V pin 12. 5v pin 16. 3v pin 17. 0.35v
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    820-00165 No Power

    no corrosion, Q8150 and U1950 replaced, measures L7130. 8.59V L7520. 5.1V L7560. 3.3V L7430. 0.11V L7630. 1.05V L7310. 0V L7320. 0V ALL_SYS_PWRGGD 0.6V what about U3900 and U2800 a little hot with thermal cam
  11. O

    820-00165 No Power

    hi guys this time i have this board with no power, some corrosion around ISL and U7400 area, after clean the pcb and replace isl i got green/orange light on charger but no fan spin some measures PPBUS_G3H 8.60v PP3V42_G3H. 3.4V PP5V_S5 5V PP3V3_S5. 3.3V PP5V_S4RS3. 5V with...
  12. O

    820-00840 dont power on 20V on charger

    please close this post, bad isl this time
  13. O

    820-00840 dont power on 20V on charger

    diode mode PPBUS_G3h 0.459 PP3V3_G3H. 0.377 no short on big coils again with another 61w charger got 20v 0.01a
  14. O

    820-00840 dont power on 20V on charger

    Both ports and 4 ways same issue, when you say secondary supplies do you mean s3,s4,s0?
  15. O

    820-00840 dont power on 20V on charger

    ok sorry, well whit 87w charger i got 20v and 0a but with 61w charger F3010 shows 5v 0v and 5V again
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    820-00840 dont power on 20V on charger

    i i have this board alone without case, any idea?
  17. O

    820-00840 dont power on 20V on charger

    Hi guys, I have this board 820-00840 with 20V 0.01a , no water damage, no corrosion . Any help Some measures PPBUS_G3H. 0.4v PP3V3_G3H. 0v PP3V3_UPC_XB_LDO. 3.3V PP3V3_UPC_XB 0v no short on PPBUS
  18. O

    820-3662-A 3 fan spin but 3 bips

    please close this post! has been solved
  19. O

    820-3662-A 3 fan spin but 3 bips

    well now power on but the ssd doesnt reconogize if I load system by external usb, the ssd its reconogize in disk utility
  20. O

    820-3662-A 3 fan spin but 3 bips

    hi this mother board don't have water damage PP1V5R1V35_MEM present PP0V75_S0_DDRVTT present PP0V75_S3_MEM_VREFCA_A present any suggestion
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