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I could not find the board number, where is it located? I have attached a photo of the board and was able to spot a damaged component, please take a look.

Hello, We have a MacBook Air Model A2941 that uses 5.16V but no Amps at all, there is no damage or water damage, the customer states that it just stopped booting up. What should we begin having a look at and where we could get the schematics for this MacBook? Regards, Zeydulla.

Hello, We have a Apple MacBook Pro with a damaged 820-01700-A board, the board uses 5.17v and 0 amps. There is damage on U6300, CA780, R1806, and U9580, I have attached a few photos for you to take a look at. Please advise on what our first step should be. Regards, Zeydulla.

Can you tell me how to check it?

We saw the gpu heat up during injection, is it an internal short inside the gpu or could something else be causing this? We were using 1.9v.

We found out that the PPBUS_G3H line has a short, we decided to try voltage injection. We injected 1v we get about .5a but could not see anything under our thermal camera, we then raised the v to 2 and got about 1.0a but still were not able to find the culprit. Could you advise on how we could...

Hello, We have an Apple MacBook Pro Model A1990 with a 820-01041-A Board that has received water damage to the Battery connector of the corpus, the Board its self is clean. The Board uses 5.13v .03a before dropping to zero amps and continuing to loop in that way. We checked under a thermal...

Hello, We have an element that has glue around it, how do we remove the glue and lift up the element with out damaging it? Regards, Zeydulla.

The client mention that this problem started to happen after the board over heated. Do you think reflowing the cpu/gpu could solve this issue?

In your opinion why the board does not give anything to screen? but port charges uses amps.

Once we get access to DFU mode what would be our next step? Why are we trying to get into DFU mode?

We can't get it to enter anything including safe mode, It does not show any display output apart from a quick flash on the external display.

Hello, We have a Apple MacBook Pro model A2141 that does not boot and has no display, the fans spin for a few seconds before stopping. We connected an external display and it lit up for a second before turning off, this loop continues indefinitely. There is no water damage and the boards...

Hello, we have an A2442 Apple MacBook pro with water damage. The MacBook uses 5v/0a on magsafe and 5v/.17a on usb c, we want to know how we can fix damage to UF800 chip and how serious the damage is. I have attached some photos of the damage for you to take a look at. .

Hello, We have Apple MacBook Pro that had corrosion on certain part of it. We washed it and clean using DI water and it is clean now. The laptop uses 20v, charges well 3amps usage. Caps Lock has activity, USB flash drive conenctivity is there. We dont have a graphic output. Even used external...

____________Customer_Board____________ PP3V8_AON -> .0001 ____________Working_Board____________ PP3V8_AON -> .3516

Can this happen automatically or intentionally by user?

Thank you very much. Why MacBook showing question mark? does it mean SSDs are dead but mac still works? or does it mean OS is corrupted? I want to understand why this happens.

We need to recover the data off of the Macbook, not reinstall the OS. Any other options?

Hello, We have an Apple MacBook A2141 that Flashes a file with a question mark symbol on the screen when powered on, it has no chime and uses 20.3v and 2.35a. Could a a problem on the logic board be causing this or could have the SSD chips failed? I have attached a couple Photos for you to...