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  1. E

    820-00164 stuck onncharging logo; no green light

    I just tried a new io board and cable an I'm still get no green light at the magsafe FML. Any suggestions? I'm About to throw the towel on this board :(
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    820-4924 ppvout_s0_lcdbklt 0v

    Hello everyone I got a macbook a1502 820-4924 were the fan spins after 1-2mim of connecting the magsafe and t it doesn't show a image. I checked the voltage on ppvout_s0_lckbklt and I'm getting 0v on it. I tried a good working LCD and I'm still getting no image. The diode and fuse seem to be...
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    EFI lock appeared after install os via recovery? WTF

    its not stolen Duke :( i bought it from a auction. I was just confused why it didnt show me the efi lock before allowing me to reinstall the os. Thanks for your input
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    EFI lock appeared after install os via recovery? WTF

    Hello guys i was reinstalling the OS on a Macbook A1534 EMC2991 via internet recovery. After waiting some time, the computer started flashing a folder symbol. Now every time i try to boot into recovery it shows me a EFI lock. Any idea why im getting this lock now? If the computer had a lock it...
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    820-00164 stuck onncharging logo; no green light

    I just ordered a new one. Ill report back once I get it. Thanks!
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    820-00164 stuck onncharging logo; no green light

    damn it!! I just ordered new one thinking it will address the issue but it didnt. Us there anyway to test this i/o boards?
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    820-00164 stuck onncharging logo; no green light

    So i decided to take a step back and concentrate on the NO green light with the magsafe connected. Btw, I'm using a 85w magsafe. Here are my measurements. Im clearly missing SYS_ONEWIRE thats why I dont have green light. Could this be my LIO connector? This thing is driving me nuts lool...
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    820-00164 stuck onncharging logo; no green light

    hey duke, i have inspected the connector for the flat cable and there isn't any corrosion on the pp3v42 pin. I have inspected the isl area and its clean. I only see some water residue on 3210. When this board first came it had green light but no power. Any idea what i should be chasing? Thanks!
  9. E

    820-00164 stuck onncharging logo; no green light

    I got a water damage a1465 820-0016 that never turns on. It gets stuck lon the charging logo (low battery) when you connect the battery and magsafe. When I connect the massage without the battery; the machine turns on and shows a x on battery symbol. In both scenarios I don't get a green light...
  10. E

    [SOLVED]water damage a1534 with no backlight

    After troubleshooting the backlight circuit with the schematics. the issue was due to corroded led connector on the screen. i replaced it and now the backlight works properly. You can close this one. thanks!
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    socket for Micron N25Q064A BIOS chip? 820-3476

    Anyone knows the adapter socket i need to read a micron N25Q064A BIOS chip? It comes from a macbook A1502 mid 2014. I got a TL866A but i cant determine which socket i need. Thanks!
  12. E

    water damage 820-3115 with green light and NO POWER

    They seem to be in range r1800 290KOhms r18010.70 MOhms r1802 19.94 KOhms r1803 19.94 KOhms
  13. E

    water damage 820-3115 with green light and NO POWER

    im suppose to be getting 3v. It looks like the pch creates this line. so does that mean this board is garbage? lool
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    water damage 820-3115 with green light and NO POWER

    No Title c1802/03 1v there is some corrosion near the smc. I have attached a pic Should i try to inject 5v into PP5V_s3 to see if i can get the fan to spin? I remember having a similar post
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    water damage 820-3115 with green light and NO POWER

    I did more testing and im missing PM_SLP_S4_L
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    water damage 820-3115 with green light and NO POWER

    Hello, I have a water damage 820-3115 that doesn't turn on. Most of the corrosion occurred on J6955 (BIL) and U3280 (t29 15v boost regulator). When I was checking the power rails I noticed that the S3 rails are missing. I also noticed that this line beeps to ground when I connect the magsafe. Is...
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    [SOLVED]water damage a1534 with no backlight

    I got a macbook A1534 2015 that came in with water damage. It turns on completely but the image is very fainted. It looks like there is no backlight. I cant find any schematics for this model. Anyone knows where the backlight circuitry is on this board? or what i should be checking? Thanks!
  18. E

    820-3024-B with dim green light

    I have returned the macbook to the customer. Thanks for your input dukes!
  19. E

    820-3024-B with dim green light

    will i be able to get pp3v42 without the tps51980? im thinking of removing that chip and focusing on the pp3v42 and then take it from there. Thanks!!!
  20. E

    820-3024-B with dim green light

    Hello everyone i got a macbook air a1370 820-3024 that came in with a dim green light and no power. During visual inspection i found that it was missing TPS51980. I replaced this chip and i still not getting the fan to spin. Could the isl be causing this issue? I checked my voltages and I'm...
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