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
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
L902
100uH
0305
L904
100uH
C931
330
6.3V
YK
C936
3.3
50V
KA
C932
0.33
50V
KA
C928
10
16V
KA
C926
4.7
50V
KA
C925
4.7
50V
KA
C921
4.7
50V
KA
R912
100 1/4W
R913
2.7M
R910
220K
R908
270
R911
100 1/4W
R909
100
1/4W
C907
10
50V
YK
C945
100
16V
YK
C943
2.2
50V
KA
C941
2.2
50V
KA
C920
2.2
50V
KA
C922
2.2
50V
KA
C937
0.1
B
C934
0.022
B
C935
0.1
B
C939
0.1
B
C929
0.1
B
C933
0.047
B
C938
0.1
B
C944
0.1
B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
W823
W842
W834
W833
W815
W844
TUNER_AUDIO
SCL
SDA
A_OUT_L
A_OUT_R
P.CON+12_A
A_O_R
A_O_L
DVD_AUDIO_L
DVD_AUDIO_R
FRONT_A_IN_R
FRONT_A_IN_L
P.CON+12V
P.CON+5V
GND
PCB250
TMB555
FROM/TO IN/OUT
FROM/TO MICON/TUNER
NC
STEREO SCHEMATIC DIAGRAM
(AV PCB)
FROM REGULATOR
TO SOUND AMP
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
40
42
41
G-23
G-24