Why is the green light on but no picture?

My Sony bravia TV has the green light on but no picture on, and I don't know if it was from a false power search or not.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0