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A
B
8
FROM/TO REGULATOR
DVD_Y
DVD_C
7
UNREG+12V
P.CON+5V
GND
P.CON+9V
SWD_V_OUT
AT5.7VREG
8.5VREG
FROM/TO DEFLECTION
V.OUT
ACL
AFC
6
H.OUT
FROM/TO I/O
FRONT_VIDEO
SWD_VIDEO
W827
SCL
W832
SDA
5
OSD_Y
OSD_B
OSD_G
OSD_R
HD
4
3
FROM/TO MICON/TUNER
HD
POWER_ON_H
SWD_V_OUT
TUNER_VIDEO
R634
PROTECT
4.7K
OSD_Y
OSD_B
OSD_G
OSD_R
SDA
SCL
2
SYNC_VIDEO
H_CONTROL
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-17
C
VIF/SIF/CHROMA SCHEMATIC DIAGRAM
C4227
50V
1
KA
IC601
NC
NC
NC
LA76319M-MPB-E
48
47
46
NC
5.2
CLMP
5.2
NC
VIDEO
SW
NC
AUDIO
5.2
R630
SW
1K 1/4W
5.2
BUS
3.4
3.4
LPF
3.4
NC
5.0
NC
NC
NC
NC
NC
1
2
3
NC
NC
NC
0
SW
Q602
KTC3875S_Y_RTK
6.0
0
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D
E
(AV PCB)
R625
22K
NC
NC
C628
50V
0.47
KA
5.2
0
5.2
2.5
4.5
3.9
2.5
3.4
5.0
3.0
3.5
2.6
45
44
43
42
41
40
39
38
37
36
35
34
33
NC
REG
SW
0
C622
VXD
APC1
FSC
2.5
50V
1
KA
CLMP
2.5
TINT
C601
HOR
0
0.1 B
VCO
AF
BPF
YC SN
ACC
CEMO
X-RAY
SW
0
R619
1/256
CL
BS
V/Y
RGB
COLOP
TRAP
1.7
4.7K +-1%
SW
SHARP
SG
MATRIX
CLAMP
HOR
C/D
5.9
DC REST CONTRAST
SYNC
FBP
ATT
BRIGHT
NC
SEP
AFC1
R616
VER
AFC2
OSD
OSD
1.0
SEP
100
1/4W
CONTRAST
SW
VER
PHASE
2.7
C/D
SHIFTER
ORIVE/OUT-OFF
5.2
VER
HOR
HOR
RAMP
VCC
OUT
CLMP
ABL/ACL
2.4
REG-SW
2.9
5V/8V-REG
RST
3.0
0
4
5
6
7
8
9
10
11
12
13
14
15
16
NC
3.7
3.5
3.5
7.9
3.4
8.6
NC
5.0
6.0
8.6
2.6
2.8
R608
6.8K
L601
100uH 0305
R605
27K
CAUTION: DIGITAL TRANSISTOR
D
E
F
G
S002X
28
R622
1.5K 1/4W
34
33
C618
0.015 B
C619
R615
50V
1
KA
4.3K
R613
100
1/2W
C617
0.33 B
5.0
9.0
KRA102SRTK
32
D603
1N4005-EIC
C634
50V
1
KA
30
29
31
PLAYBACK LUMINANCE SIGNAL
TUNER VIDEO SIGNAL
PLAYBACK COLOR SIGNAL
TUNER AUDIO SIGNAL
B.SIGNAL
PLAYBACK VIDEO SIGNAL
G.SIGNAL
R.SIGNAL
F
G
H
8
7
6
DVD_Y
5
R618
AFC
2201/4W
H.OUT
P.CON+9V
SW
Q601
0
4
KTC3875S_Y_RTK
H_CONTROL
5.0
4.3
4.4
SW
Q605
P.CON+5V
V.OUT
3
P.CON+5V_B
P.CON+9V
8.5VREG
27
ACL
TUNER_VIDEO
UNREG+12V
AT5.7VREG
2
TO CRT
CP802A
(CP802B)
B2013H02-6P
CLAMP
1
GND
2
G.OUT
3
R.OUT
4
B.OUT
5
PCB250
CLAMP OFF
6
TMB555
1
H
G-18
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