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BK Board Block Diagram (2)
ABL
V BLK I
VS P
H BLK
V 8LK2
CN l 12/21
100
24b
I
9b
250
25b
I
8 K
'.'_'_21
__
5V
3-7
IC734
PULSE GEN
~-------w
B INSERT P-
3}----------BLACK
SAMPLING P
l)--t----------ORIVE
SAMPLING P
>--+---------BIAS
SAMPLING P
BIAS CLAMP P
qp-;:::t=====---DRIVE P
VIDEO TIMING P
MISO
SCLK
MOSI
CH SLOTS
RESET
0900
RESET
SW
IC902
sue
MICOM
RESET
0903
A.8,L
CONTRAST
CHROMA
a,n
CENTER
BRIGHT
IC910
OIGITAVANALOG CONVERTER
8-Y GAIN
R·Y CLAMP OFFSET
G 1001RE
G SET UP
8 SET UP
B IOOIRE
CLAMP P OLY
8-Y PULSE LEVEL
R-Y PULSE LEVEL
8-Y CLAMP OFFSET
R·Y GAIN
P32 5
P31 52
BLUE ONLY
PGB SW
BIAS REF
D5V
R IOOIRE
P53 7
R SET UP
CH-LEVEL
DRIVE REF
G2 REF
PROG SW
At5V
BUFFER
CONTROL
0901
G BIAS IK
G CUTOFF
P50 4
G DRIVE IK
G DRIVE V
8 BIAS 1K
8CUTOFF
P51 5
8 DRIVE IK
B DRIVE V
R BIAS IK
R CUTOFF
P52 6
R DRIVE IK
R DRIVE V
P36 [58)------------------------•GB
SEL
P35 l56)------------------------•R
SEL
P03 4 6}-------------------------SYNC
SEP SEL
'4s)------------------------•CLAMP
PULSE SEL
1}--------------------------SYNC
iiiftEXT
(39-------------------------•CH
BACK H/8
>r-------------------------lK/V
SW
P04
P05 4
Pl6
Pl7
!3'!1,-------------------------CONTO
,}-------------------------MONO
0,-------------------------BKSELEe"f
r,...1,_-----------------·-------ou
ON10FF
3-8
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