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
IC302
AN7522N
SOUND_AMP IC
1
10
11
12
2
3
4
5
6
7
8
9
2
1
CD302
C3123806
2
1
CD301
C3123806
SPEAKER
SP352
SG04D11BNA
R CH
SPEAKER
SP351
SG04D11BNA
L CH
CP302
213213102W1
1
2
CP301
213213102W1
1
2
B301
W4BRH3.5X6X1.0
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
C346
2.2
50V
KA
C347
2.2
50V
KA
C313
2200
25V
MHE
C312
22
50V
YK
C306
0.001
B
C310
0.001
B
C331
0.1
B
C307
0.01
B
C348
0.01
B
C323
0.1
B
C304
470P
CH
C305
470P
CH
C303
470P
CH
C302
470P
CH
R307
4.7K
R326
100
R323
47K
1/4W
R346
4.7K
1/4W
R306
1K
R301
1.2K
1/4W
R303
1.2K
1/4W
R304
1K
R311
270K
R302
68K
R309
1K
R308
1K
R310
1K
R305
1K
C328
4.7
50V
KA
Q301
2SC3052-T1
MUTE
Q305
2SC3052-T1
BUFFER
Q302
2SC3052-T1
BUFFER
W813
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
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
HS301
763WAA0310
AUDIO SIGNAL(PB)
SOUND+B
SOUND_GND
GND
SOUND_GND
SP_OUT_L
SP_OUT_R
POWER_ON_H
A_MUTE
VOL_PWM
A_OUT_L
P.CON+12_A
A_OUT_R
TO SPEAKER
SOUND AMP SCHEMATIC DIAGRAM
(AV PCB)
FROM POWER
FROM STEREO
FROM MICON/TUNER
2.2
5.1
12.0
0
0
2.0
FROM/TO IN/OUT
0
0
0
L
R
-
+
-
+
8.0
4.6
4.6
4.5
1.4
1.4
2.0
4.4
4.4
35
36
8 OHM
8 OHM
12.0
5.1
2.2
SP OUT L+
SP OUT L-
SP OUT R+
SP OUT R-
G-16
G-15
CMD010
PCBD20