Vision Televison & Video - Recent Questions, Troubleshooting & Support

Never heard it called 'aging mode' before, it used to be degaussing. Help in the link. https://www.google.com/search?q=aging+mode+on+my+N+vision+tv ..

Make and model?

When you say display are you talking about the screen?

check input or source if ok possible bad control board or screen

Check whether 'CC' function is ON. Refer the user manual for details.

https://www.youtube.com/watch?v=r5D_0se5rz0

Look for the source / input button on the remote to change the AV input.

Please go and see a doctor or hospitol.

Possible similar model free manual for #805-03 https://www.manualslib.com/manual/714734/Diamond-Vision-Dvdv805-03.html

Sounds like a stressed area gave way. Plasmas are high vacuum tubes with a lot of unsupported surface so your problem may not be uncommon.

Can’t promise you satisfaction in your unenviable situationbut you are not alone in your consternation with Samsung:

Samsung victims