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
CU12414A
2
1
CD301
CU12414A
SPEAKER
SP352
S08F22
R CH
SPEAKER
SP351
S08F22
L CH
CP302
TID-X02P-M1
1
2
CP301
TID-X02P-M1
1
2
AUDIO SIGNAL
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
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
763WAA0200
AUDIO SIGNAL(PB)
C313
2200
25V
MHE
C312
22
50V
YK
B301
W4BRH3.5X6X1.0
R326
100
R346
4.7K
1/4W
R311
270K
R323
47K
1/4W
R302
68K
R307
4.7K
R301
2.2K 1/4W
R309
1K
R303
2.2K
1/4W
R304
1.2K
R308
1K
R310
1K
R306
1K
R305
1K
C328
4.7
50V
KA
C347
2.2
50V
KA
C346
2.2
50V
KA
C302
470P
CH
C307
0.01
B
C348
0.01
B
C331
0.1
B
C323
0.1
B
C303
470P
CH
C310
0.001
B
C306
0.001
B
C304
470P
CH
C305
470P
CH
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
W813
Q301
KTC3875S_Y_RTK
MUTE
Q302
KTC3875S_Y_RTK
BUFFER
Q305
KTC3875S_Y_RTK
BUFFER
SOUND+B
SOUND_GND
GND
SOUND_GND
SP_OUT_L
SP_OUT_R
POWER_ON_H
A_MUTE
VOL_PWM
P.CON+12_A
A_OUT_L
A_OUT_R
PCB250
TMB555
(AV PCB)
SOUND AMP SCHEMATIC DIAGRAM
FROM STEREO
FROM MICON/TUNER
FROM/TO REGULATOR
FROM POWER
SP OUT L+
SP OUT L-
SP OUT R-
SP OUT R+
0
0
0
L
R
-
+
-
+
8.0
4.6
4.6
4.5
1.4
1.4
2.0
4.4
4.4
8 OHM
8 OHM
FROM/TO SPEAKER
0
0
2.0
35
36
2.2
12.0
12.0
5.1
5.6
4.9
FROM/TO IN/OUT
G-19
G-20