L6525BLIF
6-3
6-4
58
16
56
32
30
SCL
CF31
CF32
VCO F/B
Q33
AGC
SDA
S-SW
(REAR)
FROM/TO
CRT/H.V. BLOCK
WH301A
TO
CRT/H.V. BLOCK
WH301B
BLUE
5
GREEN
4
RED
3
IF/Video Block Diagram
IC33 (IF SIGNAL PROCESS)
CHROMINANCE
PROCESS
CIRCUIT
LUMINANCE
PROCESS
CIRCUIT
CHROMA COMB
BASEBAND TINT
H-SYNC
PROCESS
CIRCUIT
V-SYNC
PROCESS
CIRCUIT
VCXO
OSD
RGB MATRIX
/COLOR CONT
OSD SW
CONTRAST
BRIGHTNESS
RGB DRIVE
/CUT OFF
/H.V. BLK
LPF
14
20
29
11
61
53
46
45
38
37
ACL
H-DRIVE
FBP
RAMP-OUT
V-RAMP-F/B
JK721
VIDEO-IN
24
SAW
FILTER
VIF
AMP
VIDEO
DET
VCO
4.5MHz
FILTER
LPF
IF AGC DET
EQ
AMP
RF
AGC
AMP
AFT
4.5MHz
TRAP
SIF
AMP
20
14
16
22
7
21
5
3
8
1
10
TU1
SF1
IF
AGC
SDA
SCL
EXT.CLK
1
11
5
4
8
17
26
SIF
52
51
50
MAIN CBA
VIDEO SIGNAL
RF/IF SIGNAL
AUDIO SIGNAL
JK701
VIDEO-IN
WF16
WF1
WF2
TO
AUDIO BLOCK
IC333
TV MICON/VIDEO
/AUDIO/CHROMA
/DEFLECTION
JK711
S-VIDEO-IN
C
Y
(FRONT)
INPUT0
X301
3.58MHz
AFT
FROM/TO
SYSTEM
CONTROL
BLOCK
Q21
Q951
Q956
JK741
VIDEO-Y-IN
JK741
VIDEO-Cb-IN
JK741
VIDEO-Cr-IN
(REAR)
(REAR)
(REAR)
27
25
21
DCF2703