Fixing 820-01041-A Dead MacBook Pro A1990 No Power Not Switching 5V to 20V Telegram: t.me/TechNoDev_BIOS
"Is your Apple 15" MacBook Pro A1990 dead with no power? In this video, we dive into troubleshooting and fixing a MacBook Pro A1990 with no power. Watch as we diagnose why it's not switching from 5V to 20V and bring it back to life.
In this video, we'll take you through the process of diagnosing and fixing a no-power issue on an Apple 15" MacBook Pro A1990 with the motherboard part number 820-01041-A. We'll address common problems like the system not switching from 5V to 20V. Follow along as we troubleshoot, repair, and restore this MacBook Pro to working order. Whether you're a repair professional or a DIY enthusiast, this video will provide you with valuable insights and tips.
🔧 Topics Covered:
Diagnosing no power issues
Understanding voltage switching from 5V to 20V
Step-by-step repair guide
Identifying PPBUS short
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15 июн 2024
