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A
B
8
FROM/TO REGULATOR1
DVD_VIDEO
DVD_Y
DVD_C
UNREG+12V
7
P.CON+5V
GND
P.CON+9V
AT5.7VREG
8.5VREG
FROM/TO DEFLECTION
V.OUT
ACL
AFC
H.OUT
6
FROM/TO IN/OUT
W861
DVD_VIDEO
VIDEO_OUT
FRONT_VIDEO
W827
SCL
W832
SDA
5
OSD_Y
1K
OSD_B
OSD_G
OSD_R
W857
HD
4
FROM/TO MICON/TUNER
3
AV1
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
CHROMA SCHEMATIC DIAGRAM
4.8
3.4
9.0
1
2
3
6
5
4
3.4
3.4
0
C4227
16V
10
KA
NC
NC
NC
5.2
0
5.2
2.5
2.5
0
0
0
48
47
46
45
44
43
42
41
CHROMA IC
IC601
NC
LA76319M-MPB-E
0
REG
5.2
SW
CLMP
5.2
VXD
NC
VIDEO
0
SW
TINT
NC
AUDIO
5.2
R630
SW
BPF
YC SN
5.2
1/4W
BUS
CL
V/Y
3.4
TRAP
SW
SHARP
3.4
DC REST CONTRAST
ATT
LPF
3.4
NC
OSD
0
CONTRAST
5.0
ORIVE/OUT-OFF
NC
0
NC
CLMP
0
NC
REG-SW
0
NC
5V/8V-REG
RST
0
NC
0
1
2
3
4
5
6
7
8
0
0
0
5.0
6.0
8.6
2.6
NC
NC
NC
NC
0
PROTECT
5.0
Q602
KTC3875S_Y_RTK
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
28
22K
R632
C628
1K
NC
NC
4.5
3.8
0
3.4
5.0
3.0
3.5
2.6
50V
0.47
KA
40
39
38
37
36
35
34
33
NC
0
C622
2.5
APC1
FSC
50V
1
KA
CLMP
2.5
C601
HOR
0
0.01 B
VCO
AF
ACC
CEMO
X-RAY
SW
0
R619
1/256
BS
RGB
COLOP
1.7
4.7K +-1%
SG
MATRIX
CLAMP
HOR
C/D
5.9
SYNC
FBP
BRIGHT
NC
SEP
AFC1
R616
VER
AFC2
OSD
1.0
SEP
1K
1/4W
C619
SW
VER
PHASE
2.7
50V
C/D
SHIFTER
5.2
VER
HOR
HOR
VCC
OUT
RAMP
ABL/ACL
2.4
2.9
3.0
0
9
10
11
12
13
14
15
16
0
2.8
3.4
8.6
0
7.9
3.7
3.5
3.5
NC
R608
L601
8.2K
100uH 0305
R605
6.8K
1/4W
CAUTION: DIGITAL TRANSISTOR
D
E
F
G
R620
1.5K
1/4W
34
R618
220 1/4W
C618
33
0.015 B
R615
1
KA
4.7K
R613
100 1/2W
BUFFER
C617
Q601
0
KTC3875S_Y_RTK
0.33
B
5.0
4.4
5.0
4.4
9.0
SW
Q605
DTA114EKA
32
27
D603
1N4005-EIC
C634
CP802A
50V
1
KA
31
30
29
DEFLECTION SIGNAL
B.SIGNAL
PLAYBACK LUMINANCE SIGNAL
G.SIGNAL
PLAYBACK COLOR SIGNAL
R.SIGNAL
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
PLAYBACK VIDEO SIGNAL
F
G
H
8
7
6
5
AFC
H.OUT
P.CON+9V
4
H_CONTROL
P.CON+5V
3
V.OUT
P.CON+5V_B
P.CON+9V
8.5VREG
ACL
TUNER_VIDEO
UNREG+12V
AT5.7VREG
2
TO CRT
(CP802B)
B2013H02-6P
CLAMP
1
GND
2
G.OUT
3
R.OUT
4
PCB250
B.OUT
5
TMB560
CLAMP_OFF
6
1
H
G-18
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