MacBook Air Won't Turn On Repair - Logic Board Troubleshooting

For repair technicians, their repair work usually goes differently, since the problem can be fixed and solutions may be flexible. For our MacBook Air won't turn on repair case today, to demonstrate the repair process detailedly, we start from the main power supply inductor. The fault is finally confirmed as to be caused by fuse damage due to short-circuited capacitor on the main power supply circuit. Let's check the video to see how to troubleshoot MacBook won't power on issue.

Note: To demonstrate a complete repair process, we started from main power supply inductor in this video. Actually you can find the problem directly based on experience if you are an old hand.

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Tools Used:
Hot Air Gun Rework Station: https://bit.ly/2JnwQ9s
Soldering Iron Rework Station: https://bit.ly/2HoQkJd
Digital Multimeter: https://bit.ly/2JzMz8P
DC Regulated Power Supply：https://bit.ly/2x63GYu
Straight Tweezer：https://bit.ly/2JhKyP6
Paste Flux：https://bit.ly/2JCajdd
Solder Wire: https://bit.ly/2x5YB1C
PCB Cleaner: https://bit.ly/2t4zlGX
Anti-static Plastic Pry Bar: https://bit.ly/2Lkky6W
Soft Brush: https://bit.ly/2HJMcDE

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