Datavideo SE-500MU Instruction Manual page 18

Program Source Row
Clicking the number buttons along the PROGRAM row selects a video source for the PGM view.
BKG button: Clicking the BKG button will switch the background to the Matte background or color
bars.
BLK button: Clicking the BLK button places a black screen on the monitor.
Transition Methods
T-Bar (Manual Transition)
T-Bar is used for performing a transition manually. The
T-Bar can be either all the way up, all the way down or
anywhere in between. When the T-Bar is moved to
halfway between the topmost position and the
bottommost position, the PC APP Panel functions will
be disabled.
PVW and PGM views can be transitioned at your
preferred speed. To include the transition effect,
simply press the WIPE or MIX button, after which the
Transition Effect will be triggered as you move the T-
Bar.
CUT button
Clicking the Cut button performs immediate manual
switch between PVW and PGM views without any
transition effect.
AUTO button
Clicking the Auto button automatically transitions PVW
and PGM views according to the selected speed and
the configured transition effect.
Program / Preview Outputs
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