One of the benefits of the last upgrade by ultimatetv, is that rca
drd-490 now has a aux code. Which it
hadn't before. To change your utv to
the aux code is has follows;

go to tv home 1. click settings
2. click hardware acc.
3. click multi-receiver
4. click aux button
5. than done

Now you need to press aux button on
the remote to exit the menu.