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A
B
8
FROM/TO AV
C_V_OUT_SW
Y_V_OUT_SW
TUNER_VIDEO
TUNER_AUDIO_L
TUNER_AUDIO_R
5
7
1
FROM/TO AV
TV BUFFER
2
NC
Q202
TV BUFFER
CD701B
3
2SC2412K
Q203
CH243001
4
NC
2SA1037AK
L204
2.4
15uH
R210
3.1
68
0
6
CF203
TPSRA4M50C00-A0
FROM/TO COMB FILTER
FSC_OUT
5
S802X
S802Y
FROM/TO POWER
4
GND
P.CON+9V
P.CON+5V
AT+5V
FROM/TO MICON/TUNER
AFT_OUT
AGC
W844
3
IF
TUNER_AUDIO_R
TUNER_AUDIO_L
2
CAUTION: DIGITAL TRANSISTOR
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
A
B
C
CHROMA / IF SCHEMATIC DIAGRAM
7
9.0
3.7
AUDIO
3.1
BUFFER
C213
Q201
2SC2412K
10V
100
YK
C212
R205
9.0
0.01 B
4.1
100
6
3.5
0
4.1
2.4
9.0
2.4
3.7
2.8
3.6
2.4
2.5
56
55
54
53
52
51
50
49
48
47
1
2
3
4
5
6
7
8
9
10
3.0
5.0
0
0
0
0.1
2.7
3.2
2.1
2.0
NC
12
R209
33K
W839
C220
0.0022 B
C221_1
W805
6.2
0.01 B
PRE AMP
1.3
Q204
KTC3881S-RTK
1
2
3
4
0.6
IN
GNDOUTOUT
CF202 TSF5229P3
C935
50V
4.7
KA
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D
E
(MAIN PCB)
9
C615
R608
16V
100
270
YK
1/4W
8
NC
1.9
2.4
2.5
2.5
2.5
2.7
1.5
0
6.0
4.9
9.0
7.1
4.0
2.1
46
45
44
43
42
41
40
39
38
37
36
35
34
33
11
12
13
14
15
16
17
18
19
20
21
22
23
24
2.9
1.6
5.0
4.8
4.8
4.8
0
2.2
0.1
2.2
2.2
2.2
9.0
5.0
C602
0.1 B
13
14
15
NC
NC
NC
2.3
2.3
2.3
2.3
0
5.0
5.0
0
3.7
3.6
2.6
3.7
24
23
22
21
20
19
18
17
16
15
14
13
GND
Det
VCA
Det
OUT SW
DAC
ZAP
IIC Decoder
St.PLL
AGC
Pilot
Input
SAP
Switch
L-R Filter
L-R Demod
Cancel
Matrix
De-Emph
Pilot
(L-R)/SAP
Filter
Filter
Filter
75us
L+R Filter
L+R Demod
Stereo
Noise
SAP
Filter
Cancel
SAPout
Demod
Filter
Filter
Offset
fH.2fH Trap Filter
SAP
Wide Band
Spectral
Expand
Cancel
Wide Band
RMS Det
Expand
RMS Det
Det
Offset
dbx De-Emph
Wide Band
Spectral
Spectral
Noise
2.3
Vcc
1
2
3
4
5
6
7
8
9
10
11
12
0
2.3
2.3
2.2
2.2
0.4
5.1
2.4
2.4
0.4
2.3
3.4
NC
NC
D
E
F
G
11
10
NC
0
6.0
3.4
2.0
32
31
30
29
25
26
27
28
5.0
1.1
9.0
6.0
3.6
R635
2.0
V.BLK
33K 1/4W
Q604
0
PROTECT
2SC2412K
Q601
KRA102SRTK
10.2
9.0
8.9
8.9
R638
0
PROTECT
1K
Q603
0
2SC2412K
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
COLOR SIGNAL
L901
DEFLECTION SIGNAL
22uH
R.SIGNAL
G.SIGNAL
B.SIGNAL
F
G
H
8
FROM/TO MICON/TUNER
SYNC_OUT
SDA
SCL
OSD_BLK
7
PROTECT
6
FROM/TO VIDEO SWITCH
PIP_OSD_B
PIP_OSD_G
PIP_OSD_R
OSD_BLK
5
4
FROM/TO DEFLECTION
V.OUT2
H.OUT
ABCL
B.OUT
G.OUT
3
R.OUT
AFC
V.OUT1
2
1
PCB010
TMA530
H
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