Publishing Discs 573. Set Stacker Settings.❏ Publish Mode: Select External Output mode.❏ Stacker 1: Select the type of discs that you loaded into stacker 1.❏ Stacker 2: Select the type of discs that you loaded into stacker 2.❏ Stacker 3: If you want to eject published discs to stacker 3, select OutputStacker.If you want to eject published discs to stacker 4, select Do notuse.4. Click OK.