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The issue resolved itself after I replaced the trackpad. My best guess is it was damaged when the last shop initially replaced the battery. Thanks for the info! Did not know the trackpad was required.

I don't believe so. We have left it unplugged and did prompt to boot through only the charging port and the issue still exists.

Ok, so I know this has taken some time, but I am back again, this time with more info. I tried to restore from DFU mode but was unsuccessful. The customer requested a new motherboard, so we ordered one. Came in, did not work. We sent it back and ordered a new one, same issue. We tried replacing...

PPBUS_G3H starts at 10.3ish volts when it starts charging and goes up to 10.9-11v at its peak while stair-step charging occurs through the charging port. When the stair step charging resets, it will jump to 12.5-13v on PPBUS_G3H and then drop back down to 10.3ish volts and start the process over...

The device was not turning on at all when she took it to the other shop. They replaced the battery and it did not boot, so they returned everything as it was dropped off and said it was a motherboard issue. Called the shop and spoke to the tech to confirm and found they did not test the device...

Hello, I have a MacBook that was taken to UBreakIFix for a battery replacement. However, they couldn't get the computer to boot even with a new battery and diagnosed it as a motherboard issue, sending the customer on their way. The customer then brought the MacBook to our store. Upon checking...

I am a very entry-level technician when it comes to soldering repairs. I can do HDMI, USB-C, Ethernet, Joysticks, and other simple items like that. I am however looking to improve upon this skill and learn how to do more in-depth repairs since my daughter has epilepsy (absence seizures) and I...