223. Basic operations3-1. Background transition3-1-1. Selecting the busPress the crosspoint buttons to select the material which will be targeted for the background transition.By pressing these buttons, the signals are selected, and the indicators of the selected buttons light.The color in which the button indicators light differs depending on the operation status.Lighting in red: When the selected input signals are output to PGM.(However, the indicator lights in amber during FTB operations.)Lighting in green: When the selected input signals are not output to PGM.1 2 3 4 5 6 7 8 9 10PGM/APST/BLighting in redLighting in green3-1-2. Selecting the bus modeSelect the A/B bus system or flip-flop system (PGM/PST system) from the setting menu.1 Press the [FUNC] button to light its indicator, and press the [SYSTEM] button to display the SYSTEM menu.2 Turn [F1] to display the System sub menu.3 Turn [F2], and select the A/B or PGM/PST (flip-flop system) using the BusMode item.System BusMode LCD-BL EditEN2/16 PGM/PST On OnA/B Off OffWith the flip-flop system (PGM/PST), the PGM/A bus selected signals are always output as PGM images, and thePST/B bus selected signals are always output as PVW (PST) images.System Video output Before transition During transition After transition completionA/B PGM PGM/A PGM/A, PST/B PST/BPVW (PST) PST/B PST/B PGM/A With an A B transition1 2PGM/APST/B1 2 1 2Lighting in redLighting in greenSystem Video output Before transition During transition After transition completionFlip-flopPGM/PSTPGM PGM/A PGM/A, PST/B PGM/APVW (PST) PST/B PST/B PST/B1 2PGM/APST/B1 2 1 2Lighting in redLighting in green