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    820-3208 NO SSD Detected

    Hello I have my customer's macbook air A1465 ( 820-3208) and it does recognise and SSD we tried different SSD( not sure all of them working as we dont have any known good working one yet) but when we measured the socket J4501 we get all voltages as it has to be. Only we have surprised with we...
  2. M

    A1398 Restarts After Password Logged In

    I have my customer’s computer which restarts after we put the password and press enter. It restarts again and again after I put the password but after several restart it logges in. Where should I start looking at? Thank you
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    820-3584 Dc Jack Missing Part

    Hello everyone because I couldnt find the missing part you can see on the photos. Can anyone help me with the code of this part please or if anyone have this boardview for 820-3584 (Magsafe Dc Jack)
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    820-00923 About Ramcfg Configuration

    Hello everyone, Just want to be sure, if I want to change this ram config from 8gb to 16gb do I need to remove the other resistors and keep only ramcfg4, ramcfg3 and ramcfg0. And one more question about ram chips can we say all ram chips works on all boards, or is there any trick or important...
  5. M

    820-3437-B No Power No Green Light No Orange Light

    My customer brought me a 820-3437-B and had a coke liquid on it. We have changed the infected parts of the mainboard. But still no power. And I have checked all big coils on diode mode. Found short on PP3V42 but thats been sorted. But still have voltages written below after short gone. I saw...
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    iMac Don't Boot After Onboard Ram Upgrade - A1418 - 820-00430-A

    Hello everyone, First time I have tried to upgrade my iMac ram storage from 8GB to 16GB. Let me tell you the story first. It had 4 of HYNIX H9CCNNNBLTBL-ARNUD ram (each 2gb) totally 8GB. Then we started to search and found out that my computer is compatible with 16GB of ram too. Then we have...
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    iphone 11 no imei

    Hello everyone I have an iphone 11 and we have swapped the board as we had probolems with restoring the device. Was always getting error 9 .After swapping the board device restored successfully but now having problem with no Imei on the phone. Checked the values aroudn BB and BBPmu on diode mode...
  8. M

    820-3209 Turn On Problem After Liquid Spilled

    Hello, my customer brught me a Macbook A1466 which has a board number 820-3209. I have changed the all parts which had corrosion. And we have bought a new I/O board for the device. When we put the board into the case and connect everything we saw that the fan starts for a second then goes off...
  9. M

    820-3209 A1466 I/O Board

    Hello Everyone, one my customer brought me an A1466 which is 820-3209 board number with a spilled wine problem. Mainboard been cleaned and replaced with the needed parts. But we have some problems on I/O board too which has a 820-3214 board number. Anywhere I can find boardview and schematic for...
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    820-01521-A with liquid damage but no corrosion starts with 5V then turns and stuck at 12V

    Hello my customer brought me a macbook 820-01521-A he said he poured water on it but when we took out the main board didnt find any corrosion depends on a water damage. When we plug the DC cable with all connectors unplugged main board starts with 5V 0.200A then turns to 12.15V 0.00A and this...
  11. M

    A1278 820-3115-B Screen Turns Off When Lid is Open

    Hi everyone. A customer brought me a A1278 macbook pro with a screen problem. We found out that LVDS cable needs to be replaced and done it. But now the screen goes off when we open the lid and it turns on and stays on when we close the lid. I have searched on internet and found too many...
  12. M

    A2337 820-02016 2020 Macbok Air Stays On 5V

    Hello Everyone, One of my customers brought me a macbook air A2337 , board number 820-02016. When I plugged it in I can see that it stays around 5.170V and amp goes up to between 0.27 and 0.388 and back to zero again. And it is on a loop like this. When I measured the CF505 on...
  13. M

    ipad a1893 6th generation charging problem

    Hello everyone, One of my customers brought me an ipad 6th gen A1893. When i plugged the ipad to usb charger with a screen on it, it shows me ipad starts charging with 5.1V and 2.6Amp just for 2 seconds then goes off and loops the same thing always. As you all know there is only pdf schematics...
  14. M

    About upgrading onboard(fixed) ssd and rams on Macbook Models

    Hello everyone, I have some questions about upgrading ssd and rams which are onboard and fixed. I have been searching and watching some videos too about this subject. And saw some videos which says when you upgrade your onboard ssd, lets say from 128GB to 512GB you need to programme the new...
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    Macbook Pro A1989 820-00850 Stucks at 5v. 0.00amp No Boot After Water Damage

    Hello again everyone, Due to your helps and previous posts I have repaired 2 macbooks, and definitely appreciate that Im here with you. Here is the new story; A customer of mine brought me a A1989 coffe with milk spilled on it (white and milk without lactose, he said :D :D :D )) and it does...
  16. M

    A1707 Does Not Wake Up After Lid Closed

    Hello again to everyone, Its me again :) As you may remember I had a problem with fans and slow working with this computer and it was totally trackpad. I found out that I ve knocked out the sensor of trackpad. But now I have realised that computer does not wake up after lid closed and opened...
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    820-00281 macbook pro heatpipe incoming & heatpipe outgoing airs 128 degree

    Hello my name is Emre, I live in Antalya, Turkey and being an Apple Technical Service for a year. First of all I want to tell you a short story of my bussiness today. I was working in tourism right before the pandemic period. But when the pandemic started my company fired me because their all...
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