Yoga 11e (20D9) - Screen corrupts whenever it's plugged into A/C power. Can only run on battery

W

wjayd

Hello All, I have (2) Yoga 11e (20D9) Notebook pcs, (manufactured 2016?) [Windows 10 pro] - one touch screen, the other is not. They can only be run and readable in battery mode. They charge fine, when turned off and plugged into A/C power - to charge up, but before they can be turned on, they must be unplugged!. And the if a/c cord gets plugged in, the video corrupts into a multi colored "christmas lights" type of screen which is completely unreadable. If the a/c cord is plugged in when they get turned on, it's a blank screen - and no external screens work either!I had figured that a BI

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