Tektronix Grass Valley 3000, User Manual, Page: 58 / 284

2-22
Section 2 — Startup & Configuration
Formatting Chroma Key Inputs
1. From the Inputs Menu, press the
CHR KEY INPUTS>
button to
select the Chroma Key Inputs Menu:
2. In the Chroma Key Inputs Menu, select the appropriate
chroma key input and select the desired input format for that
input.
3. Adjust the coarse and fine timing for each chroma key input.
The range of the
COARSE
soft knob is -256 clocks to +256
clocks. Use the
FINE
soft knob to adjust the fractional value
from 0.000 to 0.999 clocks.
4. Press
EXIT
to return to the Inputs Menu.
CHROMA KEY INPUTS MENU
config / inputs / chr key inputs
INPUT
2
INPUT
1
INPUT
3
INPUT
4
INPUT
6
COARSE
FINE
INPUT
FORMAT
BETA
YUV
INPUT
5
RGB
TIMING = 0.000 clocks