DT Videolabs PlaybackPro Plus - Manual (Page 21)

System Settings:
Set Start Screen Saver to never
Set Sleep to never
Uncheck: Put the hard disks to sleep when possible. THIS IS IMPORTANT!
PlaybackPro Plus User Guide
Page 20
Screensaver
Sleep
When using PlaybackPro Plus in a show, it is important to set some global system
settings. All of the following settings are found in ‘System Preferences’:
When using a MacBook Pro with multiple graphics cards (MacBook Pro late
2008), use the ‘Higher Performance’ setting in Energy Saver.
Graphics