If you can not find any, try the codes for just a Toshiba DVD player/recorder. They have the same transport key signals.
You will have to use the < key to navigate to Tivo Central.
The general Toshiba DVD player/recorder codes worked for my Toshiba SD-h400 on the Onkyo 603 receiver remote.
Tivo HD Lifetime 1TB int, 1TB ext
Tivo 540040 400 GB Lifetime
Tivo S2DT 750 GB msd
Toshiba sdh400 r.i.p.