how do I set older but newer flat screen TVs to RCA blue ray player to get tv

Solution
You mentioned RCA but the full make and model information for the Bluray player and TV would help.

Howver, take a look at the connections available on each and use the following sites to determine what options you have.

http://www.diyaudioandvideo.com/TV/WiringDiagram/

http://www.ceaconnectionsguide.com/

Also look at User Manuals/Guides to help map out the cable connections you need.
You mentioned RCA but the full make and model information for the Bluray player and TV would help.

Howver, take a look at the connections available on each and use the following sites to determine what options you have.

http://www.diyaudioandvideo.com/TV/WiringDiagram/

http://www.ceaconnectionsguide.com/

Also look at User Manuals/Guides to help map out the cable connections you need.
 
Solution