HP LaserJet 9050 Printer series - Manual (Page 199)

ENWW Shortcut keys for the Favorites tab 197
Shortcut keys for the Favorites tab
To display the Favorites tab. A LT + I
To add the currently displayed topic to the Favorites list. A LT + A
To select a topic in the Favorites list. A LT + P , and then U P A RROW and D OWN
A RROW
To display the selected topic. A LT + D
To remove the selected topic from the list. A LT + R