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A
B
8
FROM/TO MICON/CHROMA/TUNER
SCL
SDA
AUDIO_MUTE
VOLUME
7
6
FROM/TO DEFLECTION/CRT
GND
5
FROM/TO AV
REAR_AUDIO_R
REAR_AUDIO_L
FRONT_AUDIO_R
FRONT_AUDIO_L
GND
4
FROM POWER
SOUND+B
GND
SOUND_GND
3
FROM/TO MICON/CHROMA/TUNER
P.CON+8V[B]
TU_AUDIO
AUDIO_OUT_L
AUDIO_OUT_R
GND
STEREO+5V
2
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
J-7
C
SOUND SCHEMATIC DIAGRAM
26
3.2
27
2.3
BUFFER
0
Q901
2SA1530A1
3.2
2.3
NC
2.3
2.3
2.3
2.3
0
5.0
5.0
0
3.7
BUFFER
24
23
22
21
20
19
18
17
16
15
GND
Q902
0
DAC
ZAP
IIC Decoder
St.PLL
OUT SW
2SA1530A1
AGC
Cancel
Switch
L-R Filter
L-R Demod
Matrix
De-Emph
(L-R)/SAP
Pilot
Filter
75us
L+R Filter
L+R Demod
Stereo
Filter
Cancel
SAPout
Filter
Offset
fH.2fH Trap Filter
Wide Band
Expand
Cancel
Wide Band
RMS Det
Expand
Offset
dbx De-Emph
Wide Band
Spectral
Vcc
1
2
3
4
5
6
7
8
9
10
0
2.3
2.3
2.3
2.2
2.2
0.4
5.1
2.4
2.4
C910_1
16V
100
YK
W829
R1018
47K 1/4W
W881
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
(MAIN PCB)
25
R308
2.2K 1/4W
R319
W852
2.2K
3.6
2.6
3.7
14
13
Det
VCA
Det
Pilot
Input
SAP
Filter
Filter
Noise
SAP
Demod
Filter
SAP
Spectral
RMS Det
Det
Spectral
Noise
11
12
0.4
2.3
3.4
R1010
10K 1/4W
SOUND AMP IC
IC1001
31
28
+
ATT.
RIPPLE
FILTER
NC
CH1
CH2
GND
RF
IN
IN
1
2
3
4
0
0
17.6
0
NC
C1021
C1020
1
F
1
F
HS1001
763WAAA073
0.3
AUDIO_MUTE
Q1003
KRC111SRTK
ATTENTION
:LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D
E
F
G
W894
AN17805A
+
+
-
-
ATT.CONT.
+
CH2
STAND
CH1
NC
MUTE
GND
VCC
OUT
-BY
OUT
5
6
7
8
9
10
11
12
1.0
0
16.8
0.3
0
18.9
8.7
16.8
C1009
32
W866
YK
25V
1000
33
W834
C1008
W867
0
25V
1000
YK
0.3
R1020
22K
1/4W
CAUTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F
G
H
8
7
6
5
4
CP1001
SPEAKER
A2502WV2-4P
8 OHM
R
SP1001
SP OUT L+
1
1
S0509F12-D
3
SP OUT L-
2
2
SP OUT R-
3
3
SP OUT R+
4
4
L
2
PCB010
TMD605
1
AUDIO SIGNAL
H
J-8
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