One or more components has failed to the red driver or crt circuits.
Simply needs troubleshot by a qualified and trained technician to
determine the component failure in order to have the failed part
replaced.

Without some technical troubleshooting information, anything other than
call out a technician for an estimate of repair is simply not possible.

Given that it is a newer HDTV set, It is strongly recommended you call
someone who is JVC authorized for repair as they will have the service
manual and JVC training already on the set.