SOLVED: One side of mac doesn't work - MacBook Pro 15" Retina Display Mid 2012

One side of mac doesn't work

The USB input and HDMI input are not working, is there any way to fix it?

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Best case: Your I/O board cable is not seated right or has been damaged.

Otherwise, it's likely a bad I/O board itself.

Guide

Difficulty:

Difficult

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40 minutes - 1 hour

Guide

Difficulty:

Moderate

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MacBook Pro 15" Retina Display Mid 2012 Repair