Search results

Macbook Pro A2779 820-02841 No Power The board is clean, no signs of water. When I connect the power supply, L5230 immediately heats up to 40 degrees. I will also upload the picture. The ammeter shows 20V and 3A. When I press the power button, it restarts itself

Hey everyone, I have a MacBook Air with a battery that isn't charging. On U3200 (PP20V_USBC_XA_VBUS), I'm getting 20V but 0A, and on U3100 (PP20V_USBC_XB_VBUS), I'm seeing 5V at 0.264A. Can anyone recommend a solution?

I have a MacBook Pro 16 (2021) with board number 820-02100. Two weeks ago, I replaced the display and the backlight IC. Now the device has come back, and there's no backlight again. I’ve replaced the backlight IC two more times, but it didn’t solve the problem. So, I started diagnosing and found...

I have here, Macbook Pro, this think has no Backligth. Already changed screen and Backligth IC "209100B1" Have some one Schematic and Boardview? can some one give me some tips, whats wrong with gis device.

Does anyone have a solution for a Microsoft Surface 1866 that turns off after displaying the Windows logo for 1-3 seconds when powered on? Pressing the power key again results in the same behavior. I've already removed the screen and updated the BIOS, but it hasn't resolved the issue.

The CPU becomes very hot immediately after connecting the power supply. Please take a look at the video. It initially had a broken display, which I replaced. However, I'm not sure if the device was functional when I received it, as I didn't test it. In any case, there are no signs of water...

This device come to me with not power on. After fisrt check, I find nothing, no liquid, No drop, USB Activity 5v after 3 seconds 20v. I was lucky, then I find samge device in my store. I connect the working board to this devices, and evrything work fine, so I was sure problem is on Board. Then I...