Here are the OFFICIAl 622/722 L510 Software Release Notes... These are not the BETA Release notes that were posted elsewhere.
* Integrate External Hard Disk Recordings into the 'My Recordings' screen
* Display HHK (Archive) counters in release builds in Counters screen
* Add support for new data dump remote
* Add a button to allow the user to cancel/stop running Check Switch
* Add Enable/Disable Screen for 908 Popup and Mode Reminder Screen Text Update
* Modify the text in the Pop-up PU 349 and pop-up 311
* Add New Regional Uplink Outage Popup
* Reboot Fixes
* DishCOMM Fixes
* IPTV (DishONLINE) Fixes
* Integrate External Hard Disk Recordings into the 'My Recordings' screen
* Display HHK (Archive) counters in release builds in Counters screen
* Add support for new data dump remote
* Add a button to allow the user to cancel/stop running Check Switch
* Add Enable/Disable Screen for 908 Popup and Mode Reminder Screen Text Update
* Modify the text in the Pop-up PU 349 and pop-up 311
* Add New Regional Uplink Outage Popup
* Reboot Fixes
* DishCOMM Fixes
* IPTV (DishONLINE) Fixes