ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
AUDIO SIGNAL
IC901 AN5829S
SOUND DECORDER IC
1 101112
13141516171819
2
2021222324
3456789
SPEAKER
SP1001
SG05K07BRA
8 OHM
SPEAKER
SP1002
SG05K07BRA
8 OHM
J1001
MSJ-2000
HEADPHONE JACK
1
2
3
4
5
6
7
L902
22uH 0305
IC302
M62420SP
TONE CONTROL IC
110
111213141516171819
2
20
3456789
4
3
2
1
CD1001
CH14411A
IC1001 AN7522SOUND AMP IC
1 10111223456789
Q902
2SA1037AK
BUFFER
Q901
2SA1037AK
BUFFER
HS1001
763WAA0131
CP1001
A2502WV2-4P
1
2
3
4
Q1001
2SC2412K
MUTE SW.
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
C328
22016V YK
C1006
1050V YK
C910
10010V YK
C911
0.3350V KA
C903
4.750V KA
C904
4.750V KA
C915
3.350V KA
C905
2.250V KA
C907
1025V KA
C331
4716V YK
C1009
150V KA
C1005
0.150V KA
C917
0.1 B
C327
0.01 B
C1004
0.0068 B
C1002
0.0068 B
C1013
0.001 CH
C916
0.1 B
C323
0.47 B
C318
100P CH
C322
0.033 B
C321
0.022 B
C332
0.001 B
C908
0.022 B
C913
0.022 B
C1001
1B
C1003
1B
C320
0.01 B
C918
0.1 B
C912
0.047 B
C914
0.1 B
C319
100P CH
C315
0.022
B
C316
0.47
B
C303
0.033 B
C325
2.250V KA
C330
2.250V YK
C329
2.250V KA
C301
4716V KA
C317
2.250V YK
C1011
4716V KA
C1012
4716V KA
R904
4.7M
R1014
5.6K
R1015
5.6K
R903
220K
R312_1
1K 1/4W
R902
2.2K
R901
2.2K
R310
100K
R311
1.8K
R1001
68K
R1003
270K
R1010
100K 1/4W
R1002
47K
R307
4.7K
R306
4.7K
R308
1K
R309
1.8K
R1013
150 1/2W
R1012
150 1/2W
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
ETANTLES PIECES REPAREES PAR UNATTENTION:
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARESINCE THESE PARTS MARKED BYCAUTION:
W868
W869
W842
W865W829
S801X
S801Y
SCL
SDA
AUDIO_MUTE
GND
P.CON+9V
GND
REAR_AUDIO_R
REAR_AUDIO_L
FRONT_AUDIO_R
FRONT_AUDIO_L
GND
SOUND_GND
SOUND+B
GND
SOUND_GND
TU_AUDIO_OUT
AUDIO_OUT_L
STEREO+5V
AUDIO_OUT_R
GND
31
FROM/TO MICON/TUNER
SOUND SCHEMATIC DIAGRAM
(MAIN PCB)
FROM POWER
2.3
0
3.2
3.2
2.3
0
Noise
Det
Spectral
RMS Det
SAP
Filter
Noise
Filter
Spectral
Filter
SAP
Det
Stereo
Filter
GND
Input
VCA
Pilot
Det
St.PLL
Cancel
Pilot
Vcc
Spectral
Expand
dbx De-Emph
SAP
Demod
Wide Band
RMS Det
Wide Band
Filter
L+R Filter L+R Demod
IIC Decoder
L-R DemodL-R Filter
fH.2fH Trap Filter
OUT SW
AGC
Matrix
Offset
Cancel
Offset
Cancel
Wide Band
Expand
ZAPDAC
(L-R)/SAP
Switch
De-Emph
75us
SAPout
Filter
NC
0 2.3 0.4 5.1 2.4 2.4 0.4 2.3 3.4
3.7
2.63.63.705.05.002.32.32.3
2.3 2.3
2.3
2.22.2
4.4
INTERFACE
I2C BUS
CONTROL
LOGIC
+
-
-
+
+
-
+
-
+
-
+
-
136K
136K
SIMAMP1
VOLAMP1
SIMAMP2
VOLAMP2
6.5K
6.5K
6.5K
VR4
1.8K
1.8K
S2
S1
VR3
VR5
S7
S4
S6
S3
S5
6.5K
TONE
AMP2
AMP1
TONE
S8
VR6
4.2
4.4
3.4
3.3
4.4
0
5.0
4.2
4.4
3.4
3.3
0
3.7
3.8
5.0
REF
REF
REF
VR2
VR1
8.9
4.2 4.2
4.4
FROM/TO CHROMA
26
25
27
28
FROM/TO AV
SP OUT L-
SP OUT L+
SP OUT R+
SP OUT R-
LR
-+-+
6.6
3.5 0 3.5 3.9 1.3 0 1.3 6.6 3.5 0
3.5
33
0
2.9
0
32
30
29
FROM DEFLECTION/CRT
PCB010
TMB540
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