Sony CA-550 Maintenance Manual page 15

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MD-103 Board
4
MD
A
B
PROMPT
S3
GENLOCK
C
D
E
F
G
S3
: VBS GENLOCK IN/PROMPTER OUT select
switch
Selects an input/output signal at GENLOCK/PROMPT
connector (BNC).
n
To output PROMPTER video signal, the teleprompter unit
BKP-5971 (available separately) is required.
GENLOCK : In connection of VTR
PROMPT : In connection of CCU
Factory-set position: GENLOCK
CA-550
CA-550P
http://getMANUAL.com
3
2
1
DM-98 Board
F
E
S1
: RET OUT select switch (S1-1 to S1-4)
S1-1 to S1-4 select an input/output signal at RET OUT connector (BNC).
S1-1
:
Disables automatically switching between PB VIDEO and
RET VIDEO.
Factory-set position : OFF
S1-2
:
Disables automatically switching between VBS/MONI-
TOR and PB/RET.
Factory-set position : OFF
S1-3
:
Selects VBS or MONITOR.
Factory-set position : OFF
S1-4
:
Inhibits RET CONT signal with S1-4 set to OFF.
Factory-set position : ON
The following signals are available in combination of the
switch positions of S1-1 to S1-4, or depending on whether the
RET CONT signal is on or off, as listed in the table below.
X: Don't care
S1-1 S1-2 S1-3 S1-4 RET CONT
signal
OFF OFF X
X
X
ON
OFF X
X
X
X
ON
OFF OFF X
X
ON
ON
OFF X
OFF ON
OFF ON
ON
OFF
OFF ON
ON
ON
ON
OFF
1-4. Function of Internal Switches
D
C
B
A
1
S1
2
3
4
5
6
Input/Output signal
at RET OUT connector
RET VIDEO OUT
(in connection with CCU)
PB VIDEO OUT
(in connection with VTR)
PB VIDEO OUT
VBS IN
MONITOR OUT
RET VIDEO OUT
(in connection with CCU)
PB VIDEO OUT
(in connection with VTR)
VBS IN
RET VIDEO OUT
(in connection with CCU)
PB VIDEO OUT
(in connection with VTR)
MONITOR OUT
1-9 (E)

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