| Using the keypad buttons |    |    | 
 | Most buttons are described in detail in other sections, but here is an over-  |    |    | 
 | view of their functions:  |    |    | 
 | Power–turns the projector on (page 9) and off (page 9).  |    |    | 
 | Menu–opens the on-screen menus (page 23).  |    |    | 
 | Select–confirms choices made in the menus (page 23).  |    |    | 
 | menu navigation buttons  | 
 | Up/down arrows–navigates to and adjusts settings in the menus (page 23).  | 
 | Auto image–resets the projector to the source.  |    |    | 
 | Presets–cycles through the 3 available user preset settings (page 26).  |    |    | 
 | Keystone–adjusts squareness of the image (page 10).  |    |    | 
 | Brightness–adjusts intensity of the image (page 24).  |    |    | 
 | Resize–changes the aspect ratio (page 24).  |    |    | 
 | Source–changes the active source (page 29).  |    |    |