MacBook Air Wont Turn On Repair - Logic Board Troubleshooting

Video Introduction 7543 views

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

Soldering Iron Rework Station

Digital Multimeter

DC Regulated Power Supply

Straight Tweezer

Paste Flux

Solder Wire

PCB Cleaner

Anti-static Plastic Pry Bar

Soft Brush

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