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PR-243
FOR OHB-455WS/455WSP
OHB-550WS/550WSP
OHB-T450WS/T450WSP
Y (VF-Y) 10BIT
ARC-1
PR
R-Y 10BIT
B-Y 10BIT
ARC-2
SKIN GATE
SKIN DET OUT
TITLE
TITLE BACK
YVF
CE1
R-Y
RD
B-Y
WR
ARDT1
HIY0-11 12BIT
VFYS
HD
VD
ARC-0
VFDTL0-9 10BIT
SYNC
VFDTL
BLKG
10
10
B
R
10BIT
RGB 3CH D/A CONV.
BF
BLKG
VFDTL
18MHz IN
DA36M
36MHz IN
PR36M
EN36M
SYSTEM
18MHz OUT
18MCKDSP
TIMING GEN.
36MHz OUT
SH1, 2, 18M CLK
G A/D CLK
R/B A/D CLK
TO PR CONTROL
FROM PR CONTROL
I
2
C DATA
GEN VIDEO
VD
HD
DL SYNC/BLKG
N/P
CONTROL
VF CONTROL
RM VSB(X)
1120 CONTROL
BKP-5090
BVP-550 Overall Block
Block Diagram
CONVERTER
B-Y (L) OUT
Y (VF-Y) 10BIT/18M
SKIN GATE
+3 V
ENC.
(1/2)
SC0-7
8
D/A
CONV.
SC CONT
C
R-Y 10BIT/18M
HIY0-9
10
BLK
D/A
SYNC
ADD
SC CONT
A/D
INT/EXT
10
B-Y 10BIT/18M
HI-Y (X) OUT
G
C (X) OUT
VF YS
VF-Y (X) OUT
INT SC (X) OUT
INT S (X) OUT
D OUT EN
D OUT EN
CURSOR1
CURSOR1
CURSOR2
CURSOR2
PR-242
BVP-550 Overall Block
DC/DC
Y0-Y9
POWER
RY0-RY9
SAVE
BY0-BY9
1121 CONTROL
Y0-Y9
Y0-Y9
DDL
RY0-RY9
RY0-RY9
DDL
BY0-BY9
BY0-BY9
DYB1-DYB9
DDL
I
2
C DATA
S→P
HI-Y(X)
CONV.
SKIN GATE ON/OFF
C(X)
VF-Y(X)
D/A
CONV.
H1-Y(X)
C(X)
VF-Y(X)
DLSYNC/BLKG
TO PR CONTROL
FROM PR CONTROL
I
2
C DATA
RV101
VBS GAIN
GEN VIDEO
VBS(X)
RM chose ON/OFF
CHAR VF
VF-Y(X)
CHAR BACK
CORSOR 1
CORSOR 2
I
2
C DATA
VD
HD
S→P
CONV.
DL SYNC/BLKG
N/P
GEN LOCK(X)
VD
HD
SKIN GATE
DL SYNC
Y(X)
R-Y(X)
B-Y(X)
TALLY
DRIVE
TALLY ON
CONTROL
REC TALLY
N/P
VF CONTROL
RM VBS(X)
1120 CONTROL
7-3
7-3
Block Diagram
Y(X)
DY0-DY9
R-Y(X)
B-Y(X)
TP4
R-Y(X)
ATT
DRY0-DRY9
D/A
LEVEL
CTL
CONV.
TP5
B-Y(X)
DYB0-DYB9
ATT
DYB0
LEVEL
CTL
SKIN GATE
R-Y SYNC LEV
B-Y SLP
LEV
SETUP 2
LEVEL
CTL
Y, R-Y, B-Y LEV
Y SPL LEV
LEVEL
TP3
SETUP 1
CTL
Y(X)
ATT
TP2
VBS(X)
BLKG
C(X)
VF-Y(X)
VTR SYNC
PULSES
SHAPER
DA-88A
N/P
VBS(X)
RM VBS(X)
TEST(X)
MONI(X)
VF(X)
TEST SEL
VF/MONI SEL
PB REF
RET VIDEO(X)
S1
VD
SYNC
HD
TIMING
SEP
INT/EXT VD
PULSE
INT/EXT HD
SW'er
SKIN GATE
VF Y(X)
R(X)
G(X)
B(X)
VF R-Y(X)
VF B-Y(X)
TALLY
REC TALLY
N/P
IF-510
Y0-Y9
RY0-RY9
BUFF
BY0-BY9
SAMPLE1
BLKG
VD
CF
SYNC
B,OUT EN
18MCLK
CN-1121
R-Y(X)
B-Y(X)
Y(X)
C(X)
VTR SYNC
VBS(X)
TEST OUT
MONI(X)
PB REF
RET VIDEO(X)
SKIN GATE
R(X)
B(X)
REC TALLY
G(X)
MIC
VTR SAVE
AUDIO CH1 CONT
AUDIO LEVEL
TAPE REM
CA(CONT/DATA)
COM CONT
PB REF
COM DATA
VTR S/S
RET EN
GEN LOCK(X)
GEN LOCK(G)/H CONT
H CONT
V RESET/CF
HD
I
2
C DATA
BATT ALARM
CN-1120
BVP-550 Overall Block
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