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IF/Video Block Diagram
RF/IF SIGNAL
TU1
SF1
SAW
IF
11
FILTER
AGC
1
SCL
4
SDA
5
EXT.CLK
8
WF16
JK721
VIDEO-IN
(FRONT)
JK701
VIDEO-IN
(REAR)
Q951
JK711
S-VIDEO-IN
Q956
C
Y
6-3
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VIDEO SIGNAL
AUDIO SIGNAL
IC33 (IF SIGNAL PROCESS)
CF31
20
VIF
VIDEO
5
AMP
DET
21
CF32
VCO
RF
17
AGC
IF AGC DET
AFT
AMP
14
IC333
TV MICON/VIDEO
WF2
/AUDIO/CHROMA
/DEFLECTION
11
14
58
SCL
56
SDA
32
26
24
20
LPF
29
30
OSD
61
S-SW
WF1
4.5MHz
EQ
3
TRAP
AMP
4.5MHz
SIF
8
FILTER
AMP
LPF
VCXO
LUMINANCE
PROCESS
CIRCUIT
RGB MATRIX
/COLOR CONT
CHROMINANCE
PROCESS
CIRCUIT
CHROMA COMB
BASEBAND TINT
H-SYNC
PROCESS
CIRCUIT
V-SYNC
PROCESS
CIRCUIT
MAIN CBA
1
10
VCO F/B
7
Q33
22
16
Q21
OSD SW
RGB DRIVE
/CUT OFF
CONTRAST
BRIGHTNESS
/H.V. BLK
6-4
TO
SIF
AUDIO BLOCK
FROM/TO
INPUT0
SYSTEM
AGC
CONTROL
BLOCK
16
X301
3.58MHz
WH301A
52
5
BLUE
TO
51
4
GREEN
CRT/H.V. BLOCK
50
3
RED
WH301B
53
ACL
46
H-DRIVE
FROM/TO
45
FBP
CRT/H.V. BLOCK
38
RAMP-OUT
37
V-RAMP-F/B
L6650BLIF
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