MBP13 2015 A1502 EMC2835 stuck on loading bar apple logo (slow)
Hi guys, please help me fix my BIOS dump, it's slow on loading bar and stuck on apple logo when loading bar 100% 
Thanks
Thanks
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Last edited by guzq; 12-20-2020, 12:17 PM. -
Re: MBP13 2015 A1502 EMC2835 stuck on loading bar apple logo (slow)
works like charm
Thanks @Ghamidi
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MBP13 2015 A1502 EMC2835 820-4924-A Clean ME
Hi Guys,
I need your help to fix & clean ME of this BIOS.
MBP13 2015 A1502 EMC2835 820-4924-A
SN: C02QRWHMFVH3
Corrupt/Bad BIOS after water damagedComment
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Re: MBP13 2015 A1502 EMC2835 820-4924-A Clean ME
Try the bios at post #2 thats already got clean ME,edit in your serial number and correct the fsys checksum
https://www.badcaps.net/forum/showpo...43&postcount=5
.Last edited by SMDFlea; 02-17-2022, 04:39 AM.Comment
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board came in cleaned up from a previous technician.. after examining the board visually I've seen some work done on the EFI/firmware..
I've taken the chip out and it reads ok on Mac EFI Toolkit, I can read the SN and other information normally..
I have taken a look into the board and I could not find anything suspecting.. I tried to look for corroded chips or corroded caps even to see if there's any areas damaged by liquid and I could not..
I've taken some measurements:
PPBUS 12.6
PP5V_S5 present
PP3v3_S5 present
S4 rails when... -
Hi all. I hope someone has come across something similar, as I am baffled.
I have a faulty logic board from a 2015 A1502 Macbook Pro Retina (820-4924-A). Some signs of liquid, but all corrosion cleaned, and several components refloated or replaced to eliminate any visually corroded areas of the board.
Machine boots fine now, but the keyboard and trackpad do not work at all when booting normally into Catalina, Big Sur, or Monterey. At the login screen, the cursor does not move at all when moving on the trackpad, and no keys on the keyboard respond on screen, however... -
Hello,
My macbook pro froze, and now I get the folder with question mark symbol. In the recovery mode the SSD can't be found in the disk utils. I then used a Linux USB stick to try to mount the SSD and it wasn't present in `lsblk` . Which led me to the conclusion that the SSD itself is broken. I then gave it to apple support and they say that the SSD is dead and wanted to replace it for around 400€. I declined this "repair".
Then I bought a new SSD from amazon for 70€, however also this one doesn't work and can't be found in disk utils in the recovery... -
Hi, i need clean bios bin file
MacBook Pro Ratina 13.3" - Early 2015
Model #: A1502 EMC 2875
Sales Number: MGX72LL/A -
Hello all,
i just tried to insert the Serial C02RK106FVH6 in the attached Bios.
I tried to insert and Clean the Region, but it does not work.
Could anyone insert the Serial into this BIOS? THX a lot....
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