27Basic OperationWhen the 3D mode is [OFF] (s page Vol.2-25), the systemformat of this unit is the one set in the [VIDEO FORMAT]submenu of the [SETUP] menu. When the 3D mode is otherthan [OFF], the system format of this unit is the one setunder the [3DFORMAT] item in the [3D] submenu of the[SETUP] menu.Setting the Bus [BUS]The [BUS] submenu of the [SETUP] menu is used to set theoutput method of this unit to either of the following:AB bus system: Switches between video A and video B.s 0ROGRAM0RESET SYSTEM 3WITCHES BETWEEN PROGRAM s OUTPUT BASE VIDEO AND PRESET OUTPUT VIDEO USED AS EFFECTS 7HEN THE 0ROGRAM0RESET SYSTEM IS SELECTED THE !02/' bus source selector button corresponding to the sourceused for the transition pattern and output from a PGMCONNECTOR IS NECESSARILY LIGHTED OR mASHES 4HUS AN INPUT source that you want to display next can be selected onlyWITH THE "02%3%4 BUS SOURCE SELECTOR BUTTONS For more information about the input source selectionoperation, see page 33.Rotary 1 Rotary 2 Rotary 3 Rotary 4 Rotary 5ABPRG/PRETYPEBUS AB3ET ;490%= TO ;!"= !" BUS SYSTEM OR ;02'02%= 0ROGRAM0RESET SYSTEM USING THE ROTARY CONTROLThe factory default setting is [AB].Setting Audio Channels [AUDIO CH]4HE ;!5$)/ #(= SUBMENU OF THE ;3%450= MENU IS USED TO SELECT , CHANNEL OR 2 CHANNEL OF THIS UNIT FOR EACH AUDIO CHANNEL OF THE SELECTED 3$) INPUT SOURCE7HEN THE SYSTEM FORMAT IS ($