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A
B
8
FROM/TO AV
C.OUT
Y.OUT
TUNER_VIDEO
5
R214
390
1
TO AV
7
2
CD701B
3
CH243001
4
TV BUFFER
TV BUFFER
2SC2412K
Q203
2SA1037AK
L204
2.4
12uH
R210
3.1
0
CF203
EFCT4R5MW5
S803X
6
5
FROM POWER
4
GND_SIGNAL
P.CON+9V
P.CON+5V
GND_POWER
AT+10V
FROM/TO MICON/TUNER
AFT_OUT
W844
3
AGC
IF
2
TO AV
FSC_OUT
TUNER_AUDIO_L
TUNER_AUDIO_R
1
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.
A
B
C
CHROMA/IF SCHEMATIC DIAGRAM
9.0
3.7
AUDIO
3.1
BUFFER
C213
Q201
2SC2412K
10V
100
YK
C212
R205
9.0
0.1 B
Q202
4.1
100
6
3.5
0
4.1
2.4
9.0
2.4
3.7
2.8
3.6
2.4
56
55
54
53
52
51
50
49
48
47
150
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
NC
12
W839
W849
C207
C220
10P CH
0.1 B
C205
R638
S811X
10P CH
C221_1
W860
180 1W
S811Y
PRE AMP
6.2
0.01 F
5
4
3
2
1
1.3
Q204
S807X
OUTOUT G IN IN
2SC2814
CF202
0.6
SAFGP45M7VHCZR
4.91
0.004
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(MAIN PCB)
S802Y
W842
7
W840
9
C615
10V
100
8
YK
C610
0.68 TF
2.5
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
2.0
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
NC
C602
0.1 B
13
14
15
D611
D613
1SS133
D614
1SS133
1SS133
0.062
SWITCHING
Q604
DTC114TKA
NC
C935
2.3
2.3
2.3
2.3
0
5.0
5.0
24
23
22
21
20
19
18
50V
4.7
KA
DAC
ZAP
IIC Decoder
AGC
OUT SW
AUDIO_L
Switch
L-R Filter
L-R Demod
TP901
Matrix
De-Emph
(L-R)/SAP
75us
L+R Filter
L+R Demod
Filter
Cancel
SAPout
Offset
fH.2fH Trap Filter
Expand
Cancel
Wide Band
RMS Det
Offset
dbx De-Emph
Wide Band
2.3
1
2
3
4
5
6
7
0
2.3
2.3
2.2
2.2
0.4
5.1
D
E
F
G
S810Y
6.01
S810X
R639
0.23
SWITCHING
12K
Q605
11
0
DTC114EKA
10
R608
270 1/4W
0
6.0
3.4
2.0
32
31
30
29
25
26
27
28
5.0
1.1
9.0
6.0
R625
150K
C636
0.1 B
W816
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
0
3.7
3.6
2.6
3.7
COLOR SIGNAL
17
16
15
14
13
GND
DEFLECTION SIGNAL
St.PLL
Det
VCA
Det
Pilot
Input
SAP
R.SIGNAL
Cancel
Pilot
Filter
Filter
Filter
G.SIGNAL
Stereo
Noise
SAP
B.SIGNAL
Demod
Filter
Filter
SAP
Wide Band
Spectral
Expand
RMS Det
Det
Spectral
Spectral
Noise
Vcc
8
9
10
11
12
2.4
2.4
0.4
2.3
3.4
CAUTION: DIGITAL TRANSISTOR
L901
22uH
F
G
H
8
FROM/TO MICON/TUNER
SYNC_OUT
SDA
SCL
OSD_B
7
OSD_G
OSD_R
OSD_BLK
R.OUT
6
5
4
FROM/TO DEFLECTION
V.OUT2
H.OUT
AFC
EW_OUT
ABCL
B.OUT
3
G.OUT
R.OUT
2
PCB010
TMA510
1
H
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