3-2
Section 3 — Functional Description
B Bkgnd
and Key 2
A Bkgnd
and Key 1
A Bkgnd
and Key 1
B Bkgnd
and Key 2
Chroma Key
Fill Video
Chroma Key
Fill Video
BKGND
KEYER
KEY 1
KEYER
BORDERLINE
M/E 1 CHROMA
KEYER CARRIER
M/E 1 KEYER 1
M/E 2 KEYER 2
M/E 2 CHROMA KEYER
Chroma
Key and fill
Chroma
Key and fill
Chroma Key and fill
Chroma Key and fill
Color Black, Backgrounds, Test Signals and clipped mask
Aux 1A, 1B, 2A, 2B
Aux 3A, 3B, 4A, 4B, 5A, 5B
CHROMA KEYER
MEZZANINE
CROSSPOINT MODULE
Preview Bus, Mask Bus
A Video and Key 1, 2 Bus
B Video Bus
Analog
Chroma
Keys (2)
M/E 1 KEYER 2
M/E 2 KEYER 1
CROSSPOINT MODULE
Reentry
Modules
Shaped Video
Shaped Key
Video and
Keys from
Input
Modules
Clipped Mask