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4. Title Camera Drive Signal (SYNC PULSE
OUTPUT)
Title camera
SYNC PULSE OUTPUT
SYNC
(5m
or less)
HO
v0/8B
6. TALLY CONNECTION
In a video system using more than one camera, it is necessary
to indicate the camera
operators
and actors which cameras
are on-the-air. This function is performed by the tally signal.
KM-1 200
os
—
2
1
:
Remote control unit
RS-500 (optional)
Operate tally within the following ratings to other equip-
ments.
Voltage supply:
5
VDC, 1 mA max.
7. OPERATION MODES
The
KM-1200
can operate on either of the following two
genlock modes as described below.
1) INT mode
The whole system is synchronized with the internal SSG.
The
connection
and operation
methods
in these instruc-
tions describe this mode.
2) EXT genlock mode
The whole system
is synchronized
by external composite
video signal (VBS) or black burst (BB) signal.
© © © ©
BACK COLOR! 7
@
As shown
above, the external signal connected
to the
GENLOCK/S5
connector becomes the genlock reference
signal.
When switch @)is set to [5], the external signa! can be
used
as the 5th picture input for each bus-line. When
switch @) is set to "BACK COLOR", the external signal
can be used only as the genlock reference signa! while
the color
background
function
becomes
available for
each bus lines. (Simultaneous use is not possible.)
®
To use the EXT
genlock reference signal at the same
time
for the color background
function, use the loop
through connection as shown below.
[COMPOSITE
VIOEQ INPUT
VIOEO INPUT.
External signa!
(for genlock)
(MIDEO INPUTS SELECT]
BACK COLOR!
3)
Set to "BACK COLOR"
position
Input to one of "1"
to "4",
CABLE
@
When using the external signal as the Sth picture input,
it is necessary to adjust the SC phase by the following
procedure.
[1] Press the INPUT-A and PREVIEW bus-
line
switches
corresponding
to
the
external signal input.
{2] Slide the MIX/WIPE lever to "A".
(3) Adjust the SC
PHASE
switch
and
potentiometer
so that the
hues dis-
played on the preview monitor are the
same when the PREVIEW
bus line is
Fine
alternately switched between "DSK" bak consre!
. and the external signal input.
eric.
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