Sony DVS-7300 System User Manual page 72

Example signal flow in a 3-M/E system
The following diagram shows an example of the signal flow in a 3-M/E
system, with the output from the M/E-3 bank set up to be the switcher
program output.
M/E-1 bank
M/E-1 output
video
M/E-2 bank
M/E-2 output
video
M/E-3 bank
a) When no downstream keyer is installed, the M/E-3 output becomes the
system program output.
b) The downstream keyer is controlled from the downstream keyer control unit
installed in the control panel (the BKDS-7032 option).
Downstream
keyer
M/E-3 output video
(switcher program
output) a)
Chapter 4 Basic Operations for Image Creation
b)
System
program
output
4-5