WZATCO C2: How to replace power board for WZATCO C2 Projector

This video shows how to replace power board for WZATCO C2 Projector C3 Best buy link: Brightness *Peak Value Scope: 5,800 - 7,000 Lumens OS System *Built-in Android 9.0 @Quad Core A55, 60% faster than A53； *2G DDR3+16/32G eMMC *Support Bluetooth Speaker Function when engine off； *Google Android TV Launcher (Original Copy), Support Google Play, Youtube, *Support Miracast+AirPlay with Eshare App Features 1) Real Native Resolution 1920*1080 , Support 4K@H.264,4K@H.265,8K@24fps 2) Rich interface with HD- In, USB , RJ45 (Optional), compatible with multiple devices, 3) Built in HIFI 10W*2 Speaker . With 400cc sound chamber adopted ,Shocking sound quality 4) Horizontal+Vertical 4D Digital Keystone Correction ±100º /±50º (Optional) 5) Max 250inch Large Image , 4 time larger than 60inch TV 6)High quality copper heat-sink system/ with 9330 Fans to cool down 7) 13Year Life-No Future Cose (LED 50.000Hours , If use 10hours per day , it can use 5,000days) 8) Optional External Android 10.0, watch online videos/ play games freely. Support 4K online video Contrast Ratio *6.8" LTPS LCD, 8000:1 Contrast Ratio with 8-digits IPS Panel ( adopted by Apple for iPhone) ,95%NTSC color gamut；85% uniformity; 3 Options to choose it for you Option 1 C3 (None Android Version) Option 2 C3S (Built-in Android 9.0, 2GB +16GB ) Option 3 C3(External Android 10.0, 4GB+64GB)