Leanback mode was recently introduced for customers using the Tablo web app at http://my.tablotv.com/ with a keyboard only, as opposed to a mouse. You can enable this feature (currently in beta) by navigating to the lower portion of the Settings screen at http://my.tablotv.com/.
The navigation controls for this mode are currently keyboard only, an
- Arrow keys - for navigation/movement
- Enter or space bar - for selections
- Tab - navigate through lists of recording series
- Esc - return to previous menu
- P - play the first airing in a series, if hovering over a series