FSN Series • User’s Guide
275
7. Operations
Understanding Lookahead Preview
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This tutorial provides examples of
PGM
,
PST
and
KEY
bus selections, in combination with
button selections in the bank’s
Next Transition Group
. The steps illustrate how these
selections affect the lookahead preview output.
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Use the following steps to learn how the
BG
button affects lookahead preview.
1.
Select
CAM1
on the
PGM
bus.
2.
Select
CAM2
on the
PST
bus.
3.
In the
Next Transition Group
, press
BG
. This action arms the background layer
to transition.
Figure 7-5.
M/E Bank: BG lookahead
Please note:
~
With
BG
selected, only the background will transition.
~
The
PVW
output shows the source selected on
PST
.
4.
Press
CUT
or
AUTO TRAN
to cut, mix or wipe
CAM2
from
PST
to the
BG
bus.
Tip
Follow along with the tutorial at the switcher’s control panel.
If you follow each step, you’ll see first-hand how the
PVW
output shows you what’s coming next.
The tutorial also applies to the
PGM
bank. To follow along
with the tutorial on the PGM bank, use the
DSK
instead of
KEY 1
.
Preview
Program
CAM1
CAM2
GFX
LOGO
BG
KEY
1
KEY
2
P
S
T
B
G
K
E
Y
BLACK
BLACK
BLACK