Windows 10: Yoga 11e 20D9 - Screen corrupts whenever it's plugged into A/C power. Can only run on battery

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

:)

 

Lenovo Yoga 2 11 plugged in (but not charging) potential driver issue

1) The logs were unremarkable.

2) Run the full custom Lenovo hardware diagnostics (including battery) > post images into the thread
laptops and netbooks :: yoga series :: yoga 2 11 notebook lenovo :: 80cx :: 59404951 :: yb02214724 Lenovo PC Support - US

Run through the troubleshooting steps in these links:

How to fix a Windows 10 laptop that's plugged in but not charging - CNET

How to Troubleshoot Battery Not Charging Issues in Windows 10

 

Plugged in but battery does not charge

If the laptop works without the battery then charger is functioning correctly. Take a cloth with a bit of rubbing alcohol on it (or some on-the-go alcohol swabs), and clean the metal contacts that connect your battery to your laptop.

Make sure to install all Windows important updates.

Install latest versions of your laptop device drivers you can download the latest device drivers from the device manufacturer or from your laptop manufacturer website.


Step 1

1. Shutdown your laptop.

2. Remove the battery.

3. Connect the AC power adapter to your laptop.

4. Power on the laptop

5. Open the Device Manager by typing Devmgmt.msc into Start Menu or from Control Panel.

6. Under the Batteries category, right-click all of the Microsoft ACPI Compliant Control Method Battery listings, and select Uninstall (it’s ok if you only have 1).





7. Shutdown the laptop.

8. Insert the battery.

9. Power on the laptop.

If above suggestions wont resolve the battery charge issue then follow below steps.




Step 2

1. Shutdown the laptop.

2. Remove the battery.

3. Start the laptop with only AC adapter connected to laptop.

4. When you login to Windows OS connect the battery while Windows OS working.





Step 3

Reset the System Management Controller. Use one of these methods to reset the SMC, which controls battery management, battery status light.

1. Shut down the computer and disconnect the power cord.

2. Remove the battery.

3. Press and hold the power button for ten seconds.

4. Reattach the battery and AC power adapter, then start up the laptop.


Hopefully one of the above suggestions will help you resolve the battery not charging problem. If battery still doesn't charge, you may need to replace your battery.

 

about plug-in or plug-out with AC adapter

I have done all of the above and when I plug my computer in with a fully charged battery the screen still goes black - I am on Windows 10 and my computer is 3 days old - HP Pavillion Laptop - I know there has got to be an easy answer for this Problem - Like
a setting somewhere, but I am used to using my computer plugged in at all times and I think that it is stupid that I have to take out the battery to do this??? Any more suggestions??? :-(