Set the background of the home menu.
|Original||The PSP™ system default background is displayed.|
|Classic||The background that was named [Original] up to PSP™ system software version 4.XX is displayed.|
|Tasty Treat||The background used in the [Tasty Treat] theme is displayed.|
|Custom Theme||The background for a custom theme is displayed.
This function appears when a theme has been saved in the PSP™ system memory. (Only one theme can be saved.)
|Wallpaper||An image set as wallpaper under (Photo) is displayed.|