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A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC902
AN5829S
SOUND DECORDER IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
3
4
5
6
7
8
9
TUNER AUDIO SIGNAL
AUDIO SIGNAL
IC905
NJM2533V
R CH SW IC
1
2
3
4
5
6
7
8
IC906
NJM2533V
L CH SW IC
1
2
3
4
5
6
7
8
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
L904
100uH 0305
L902
100uH
0305
L901
100uH 0305
C932
0.33
50V
KA
C921
4.7
50V
KA
C936
3.3
50V
KA
C928
10
16V
KA
C926
4.7
50V
KA
C931
100
6.3V
YK
C925
4.7
50V
KA
C934
0.022
B
C950
0.001
B
C935
0.1
B
C939
0.1
B
C937
0.1
B
C929
0.1
B
C933
0.047
B
C911
0.1
B
C938
0.1
B
C951
0.001
B
C944
0.1
F
C952
0.001
B
C953
0.001
B
R913
2.7M
R910
220K
R909
100
1/4W
R911
100
R912
100
R908
270
C946
10
16V
KA
C909
100
16V
YK
C943
2.2
50V
KA
C907
4.7
50V
KA
C920
2.2
50V
KA
C922
2.2
50V
KA
C941
2.2
50V
KA
C947
10
16V
KA
C954
10
16V
KA
C945
47
16V
YK
C923
10
16V
KA
C955
10
16V
KA
C924
10
16V
KA
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
AUDIO SIGNAL(PB)
TV/DVD
TUNER_AUDIO
SCL
SDA
A_OUT_L
A_OUT_R
AOUDIO_OUT_L
AUDIO_OUT_R
REAR_A_IN_L
REAR_A_IN_R
DVD_AUDIO_L
DVD_AUDIO_R
FRONT_A_IN_R
FRONT_A_IN_L
P.CON+5V
P.CON+12V
P.CON+9V
GND
42
41
40
PCB250
TMB561
FROM REGULATOR1
FROM/TO IN/OUT
TO SOUND AMP
FROM/TO MICON/TUNER
NC
(AV PCB)
STEREO SCHEMATIC DIAGRAM
Filter
SAPout
75us
De-Emph
Switch
(L-R)/SAP
DAC
Expand
Wide Band
Cancel
Offset
Cancel
Offset
Matrix
AGC
OUT SW
0
0
3.7
ZAP
fH.2fH Trap Filter
L-R Filter
L-R Demod
IIC Decoder
L+R Demod
L+R Filter
Filter
Wide Band
RMS Det
Wide Band
Demod
SAP
dbx De-Emph
Expand
Spectral
Vcc
Pilot
Cancel
St.PLL
Det
Pilot
VCA
Input
GND
Filter
Stereo
Det
SAP
Filter
Spectral
Filter
Noise
Filter
SAP
RMS Det
Spectral
Det
Noise
2.2
2.2
2.2
2.2
4.2
4.4
3.4
2.2
3.4
1.0
2.2
2.3
2.4
0.7
5.1
2.6
2.6
0.6
2.2
3.6
2.2
NC
NC
BAIAS
VCC
BAIAS
VCC
NC
0.3
0.3
6.4
0
6.3
12.0
5.6
0
NC
6.4
0.3
0
6.3
0
5.6
12.0
0.3