Screen 7 with view bar and playback bar visible, showing the assignments of the Xkeys.Screen 8, Screen 9, Screen 10, Screen 11, and Screen 12Screen 8, Screen 9, Screen 10, Screen 11, and Screen 12 are the letterbox screens, which are available on the grandMA3 full-size, light, and extension. The displays on these screens offer no user-defined area. The configurations of these displays cannot be changed. These screens are dedicated to specific display information and user input.Screen 8 displays the encoder bar and grand master.Screen 9 displays the playback bar and master section.Screen 10, Screen 11, and Screen 12 display the playback bar and custom section encoders and wheels.