Press the Menu button once to access the Quick Menu. Select the heart icon to bring up your Favorites lists.
From TV Listings or Mini Guide, press the FAV button on your remote to bring up a filtered guide of the channels in your last accessed list. Press the FAV button on your remote again to scroll through all of your Favorites lists. The Guide will have a tab with each list's name.
While watching TV, press the FAV button on your remote to skip to your next favorite channel in your current Favorites list.