Good morning!

This is Kevin Krause from Sony Support USA. I am sorry to hear about the problems that you are having with your KDL46EX600. The following is a link to Sony's esupport site for your model that gives some helpful troubleshooting tips on how to fix this issue. If the link provided does not help you fix the issues that you are having, you can also call Sony's TV support line at 239-768-7547 for additional assistance.

Thank you,
Kevin Krause
Sony Support USA