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  1. Melvinzill

    T2 Mac serial shenanigans

    Hi, so I have an interesting problem. Got in a liquid damaged 16 Inch MacBook Pro for a customer for board repair. Well there is no fixing this thing, it is toast. I sold him an exact replacement 16" as I had a used one. Well he called me next day saying his professional software he uses for...
  2. Melvinzill

    A2141 16" MacBook Pro Kernel Panics

    Hi, having some major issues with my personal 16" MacBook Pro I use every day. The machine appears to work fine, but once you put it to sleep for a while and try to wake it up it doesn't come back up again but rather quickly spins the fans to max RPM before rebooting and showing th message that...
  3. Melvinzill

    820-2523-B Mid 2009 15" MacBook Pro hot U7201

    Hi, having some Problems with this mid 09 board. It was at a different shop before as the backlight didn't work and they told the customer they couldn't fix it. I actually had a talk with that other place and they said they used freeze spray to find the issue causing the backlight issue and and...
  4. Melvinzill

    iPhone 6s WiFi issues

    Hi, having some major issues with a 6s I am working on. Basically the phone came in with greyed out wifi and non functional bluetooth. I started by just recalling the WiFi Chip which did actually bring back wifi. But it got very hot and threw a temp warning every minute or so. So I removed the...
  5. Melvinzill

    A1502 820-3536A working, but turns off after about 30 minutes

    Hi, after a bit of a break from board repair due to personal reasons im back at it again! I bought this A1502 13" late 2013 retina which has a super weird issue! It works just fine for a while but after like 30 minutes it cuts out and sometimes won't power up until you let it sit for a while. I...
  6. Melvinzill

    820-3462A A1425 2012 13" Retina No s5 rails

    Hi, have this 820-3462A A1425 2012 13" Retina Board that used to have a shorted SMC. Well I finally tracked one down an replaced it. Board still won't work though. It does have the orange light (so 3V42 definitely working) and PPBUS_G3H is normal. Any suggesting? Which rails should I post?
  7. Melvinzill

    A1534 Classic SSD failure

    Hi, have a question. Is there anything theoretically possible to fix a1534 MacBook 12" Units with failed SSDs. I mean you can fix failed iPhone NANDs by replacing them and reprogramming the new one. Something similar possible here?
  8. Melvinzill

    820-3115 fake Charging

    Hi, I have this mid 2012 13” non retina here for repair. It initially wouldn’t power on no green light or anything but it works using a charged battery. If I plug in a charger there is no light, although it does show the little symbol on the top menu bar under System profiler it detects a...
  9. Melvinzill

    820-3462-A A1425 won't recognise SSD

    Hi, have this really tough A1425 2012 retina board. It won't recognise a SSD even with a know good drive and known good caddy. All power lines at J4500 are present as expected. How do I properly check the data lines?
  10. Melvinzill

    820-3787-A completely dead no green light PP3V42_G3H 0V

    Hi, have this 820-3787-A Board which is completely dead no green light. PP3V42_G3H is 0V. My DC IN Board and genuine MagSafe Charger are known good. Aynone got a idea? I habe no idea on the history, just that it had a prior repair
  11. Melvinzill

    A1534 Liquid Damage No Keyboard or Trackpad. Board damage?

    Hi got this A1534 12" 2015 Retina MacBook in for repair after a small spill over the Keyboard. My first ever 12" Retina I've worked on. The Keyboard is completely unresponsive as well as the Trackpad. I was first tempted to replace the top case as these are absolutely notorious for their...
  12. Melvinzill

    Double subscription charges...

    Hi, anyone got charged double this month?
  13. Melvinzill

    Where to get a replacement SMC?!

    Need an SMC for an 820-3462A A1425 2012 13" Retina. Cant find a thing though.. Well there is one sketchy vendor from aliexpress selling a scapulas board with SMC for 45USD but he won't ship to Germany. And the people on Ebay selling SMCs just sell useless blank chips... Any idea where I can get...
  14. Melvinzill

    820-3462-A green light no power s5 rails not present

    Hi, got this "Liquid Damaged" A1425 in for repair. Has absolutely no corrosion though! Doubt it actually got wet at all. Regardless, it has no power, green light and then orange comes on. PPBUS_G3H and PP3V42_G3H are present. S5 rails like PP5V_S5 and PP3V3_S5 are not! Anyone know what could be...
  15. Melvinzill

    A1502 2013 13? MacBook Pro Fan Spin, no chine or Display output

    Have this A1502 here which is missing its display and I sadly have no test displays. So I attempted to power it up and the fan spins but it doesn?t chime or output a signal to an external display. Anyone got a clue what could be going wrong?
  16. Melvinzill

    820-00928-A A1707 15" TouchBar pulling 5V@0.015A

    Hi, have this Touch Bar Board here I'm having trouble diagnosing. It pulls a steady 0.015A at 5.2V but never jumps to 20V. PP3V3_G3H is missing, but the Enable on Pin 10 of U6903 is present at 5.4V. Anyone know how to proceed? This is one of my first TouchBars I'm working on so I'm not that...
  17. Melvinzill

    820-3332-A A1398 weird power problems

    Hi, have this A1398 with some super weird problems I?ve never seen before. I got it having a short on PPBUS. This was cleared after removing MOSFET Q7260 which cleared the short. Replaced it with a donor and as soon as I gave it power it got very hot and PPBUS was shorted again. I checked out...
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