How To Fix Damaged Phone When Replacing The Screen. 

This OPPO A7X from a fan had been replaced the screen by himself. But due to insufficient experience, he replaced the screen without power off, as a result,
the screen BTB connector and power supply circuits have been damaged because of
short circuit. 

In this video, we share how to fix OPPO A7X display circuits faulty on motherboard and what should be avoided when replacing a screen. Hope that it can help you replace the screen safely.

OPPO A7X screen: https://www.cinomall.com/collections/oppo-a7x/products/lcd-assembly-for-oppo-oppo-a7x-f9-blackincell

Anti-static wrist strap: https://www.cinomall.com/collections/tools/products/anti-static-wrist-strap

Screwdriver set: https://www.cinomall.com/collections/tools/products/scredriver-set-6pcs

Hot air gun desoldering station : https://www.cinomall.com/collections/tools/products/atten-ms-300-3-in-1-combination-hot-air-gun-desoldering-station-dc-power-supply-maintenance-system

Anti-static rubber mat:   https://www.cinomall.com/collections/tools/products/silicone-repair-mat

Multimeter:   https://www.cinomall.com/collections/tools/products/digital-multimeter-vc890c

Tweezers: https://www.cinomall.com/products/anti-static-tweezers-esd-12

Welding paste: https://www.cinomall.com/collections/tools/products/solder-paste

Solder flux: https://www.cinomall.com/collections/tools/products/soldering-flux

Anti-static glass wiper: https://www.cinomall.com/collections/tools/products/glass-wiper

Pry bar: https://www.cinomall.com/products/plastic-pry-bar

Cutting nippers: https://www.cinomall.com/products/cutting-nipper-1   

10uF capacitor