I sent my Pronto TS1000 setup for the 990 to Remote Central. Here is a link to the page.

http://www.remotecentral.com/cgi-bin/fil...hol tz_ccf3.zip

I don't have anything connected to the 7.1 direct inputs but I can switch to 7.1 without the problems you describe.

I know that when I used the unput codes in a macro I had to put pauses before and after the command.