Sony DFS-700 Service Manual page 44

Inserting Characters and Graphics (2) — Downstream Key
Procedure
To insert a downstream key, use the following procedure.
For details of key source and key fill signal connections, see the section "Key
Signal Connections" (page 6-3).
1 TITLE
EDITOR LUM
GPI CRK
SET UP MASK
SHIFT CCR LIGHTING
AUXILIARY
BLACK 1
BACKGROUND
1
BLACK
FOREGROUND
BLACK 1
1
First create the image into which the downstream key is to be inserted.
1) Select the background and foreground images.
2) Select the effect, and create the desired composite image.
2
Select the key source signal for the downstream key.
1) In the DSK section of the menu control section, press the LUM
button, turning it on, and display page 2 of the downstream key
(DSK) menu.
DSK
2/2
PAGE
2) Press the F1(Source) button, and select the signal to be used as the
key signal.
EXT: Use the signal input to the DSK KEY IN connector (external
key mode).
SELF: Use the signal specified as "DSK FILL" in the delegation
section (self-keying mode).
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Chapter 3 Basic Operation
2 3 4
USER PGM SNAP SHOT
2 DSK EDGE
STATUS EDIT
LUM LUM TRAIL
SHADOW
CRK BORDER BEVELD
EDGE INITIAL EDIT LEARN
MASK MASK SOFT
RECALL
MATTES BORDER PATTERN PAGE F1 F2 F3 F4 HOLD LOCATION
ADJ
INPUT
1
EFFECT
DSK
TRANS RATE PATTERN NUMBER
FTB SET
SET
CCR TITLE 1 TITLE 2 DSK SUPER BG FRGD 2 MEMORY FRAME FREEZ MIX EFFECT N/R REV DIRECT DIRECT DSK PVW
SOURCE SOURCE FILL RECALL PATTERN
LAST X FADE
TO
7 8 9 INS BLACK
2 3 4 5 6 7 8 MEMORY INT TITLE
VIDEO
4 5 6 DEL
5
2 3 4 5 6 7 8 INT CUT
MEMORY
VIDEO P IN P
DSK
1 2 3 RST
DOWN UP ENTER
0
INT AUTO
2 3 4 5 6 7 8 MEMORY
VIDEO TRANS
PATTERN/KEY PAD
1
SOURCE
EXT
F1
3
Select the downstream key fill signal.
1) Press the PAGE button, and switch to page 1 of the downstream
key menu.
DSK Clip Gain INVERT FILL
1/2 0-100 0-100 OFF VIDEO
PAGE F1 F2 F3
2) Press the F4(FILL) button, to select the signal used as the key fill
signal.
VIDEO: Use the signal specified as "DSK FILL" in the delegation
section. When you select this, press the DSK FILL button in the
delegation section, turning it on, then select the desired bus with
the AUXILIARY buttons.
DSKMAT: Use an internal DSK matte signal.
NONE: Do not use a key fill signal (applying the border only).
Note
When you select "NONE", DSK border automatically goes on. If you
now forcibly turn the DSK border off, the downstream key will not
appear.
4
Set the downstream key transition time (the time taken to insert the
key).
For an instantaneous insert, set the transition time to zero.
For details of the setting, see the section "Setting the Transition Time" (page
3-51).
5
Press the DSK button to insert the downstream key.
When the downstream key has been inserted, the DSK button lights
red.
During the transition, the DSK button lights amber.
Note
Downstream keys are always delayed by 6H.
Deleting the downstream key
When the DSK button is lit red, press it, turning it off.
Adjusting the outline of the downstream key
If the outline of the inserted text or graphics is not sharp, in page 1 of the
downstream key menu, adjust the F1(Clip) and F2(Gain) knobs as follows.
• To adjust the degree to which the key is cut out, turn the F1(Clip) knob
to adjust the clip level.
• To adjust the sharpness of outline of the key, turn the F2(Gain) knob to
adjust the key gain.
Chapter 3 Basic Operation
Densty
0-100
F4 F5
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