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A
B
8
FROM AV
SW_AUDIO_R
SW_AUDIO_L
7
6
5
FROM/TO MICON/TUNER
SCL
SDA
TV_MUTE
4
FROM POWER
P.CON+5V
P.CON+9V
SOUND+B
GND
SOUND_GND
3
2
NOTE:
THE DC VOLTAGE AT EACH PART WAS MEASURED
1
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
A
B
C
D
SOUND SCHEMATIC DIAGRAM
22
R314
23
1.5K
R324
1.8K
C331
0.022
5.0
5.0
5.0
5.0
1
2
3
1.8K
136K
+
REF
-
VR1
SIMAMP1
+
-
REF
VOLAMP1
VOLAMP2
+
REF
-
SIMAMP2
VR2
-
+
136K
1.8K
20
19
18
10.0
5.0
5.0
5.0
C330
0.022 B
R320
1.5K
R325
1.8K
SOUND AMP IC
IC1001
AN5276
+
-
ATT.CONT.
+
ATT.
+
RIPPLE
FILTER
CH1
CH2
CH2
NC
GND
NC
MUTE
GND
VCC
RF
IN
IN
OUT
1
2
3
4
5
6
7
8
9
0
0
13.9
0
0
0
6.7
0.7
0
NC
R1013
10K
R1009
MUTE
Q1001
10K
KRC111SRTK
3.6
0
HS1001
763WAA0215
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
CAUTION:
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(MAIN PCB)
C334
0.033 B
R326
C332
100 1/4W
0.47
R328
B
B
100
4.8
4.7
4.8
0
4.8
4.7
4
5
6
7
8
9
10
VR3
VR5
TONE
AMP1
I2C BUS
INTERFACE
+
-
6.5K
6.5K
6.5K
-
CONTROL
+
6.5K
LOGIC
TONE
AMP2
VR4
VR6
17
16
15
14
13
12
11
4.8
4.7
4.8
0
5.0
4.9
C333
0.47 B
C339
0.01 B
C303
C335
0.033 B
16V
47
YK
L301
R327
47uH
100K
W831
+
-
24
25
STAND
CH1
-BY
OUT
10
11
12
14.9
12.1
6.7
C1001
R1003
4.7K
50V
10
YK
C1002
R1004
4.7K
50V
10
YK
26
0
27
SINCE THESE PARTS MARKED BY
ARE
ATTENTION:
LES PIECES REPAREES PAR UN
CRITICAL FOR SAFETY,USE ONES
DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
E
F
G
CD1001
CU14411A
SPEAKER
CP1001
A2502WV2-4P
SP1001
810-47-171
4
4
8 OHM 5W
3
3
(L)
2.5W
2
SPEAKER
2
1
SP1002
1
810-47-171
8 OHM 5W
2.5W
(R)
HEADPHONE JACK
J1001
MSJ-2000
7
6
R1002
2
R1001
270 1/2W
3
270 1/2W
4
5
1
CAUTION: DIGITAL TRANSISTOR
AUDIO SIGNAL
ETANT
F
G
H
8
7
6
5
4
3
2
PCB010
TMA532
1
H
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