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
LA42052-E
SOUND AMP IC
1
10
11
12
13
2
3
4
5
6
7
8
9
IC301
AN5891SA-E1V
TONE CONTROL IC
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
4
5
6
7
8
9
C324
22
35V
NA
C325
22
35V
NA
4
3
2
1
CD1004
CU148002
SPEAKER
SP301
YDP4010-2
8 OHM
SPEAKER
SP302
YDP4010-2
8 OHM
J301
MSJ-2000_AG
HEADPHONE JACK
1
2
3
4
5
6
7
R338
1 3W
CP301
A2502WV2-4P
1
2
3
4
HS301
763WAA0353
HS16S
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
Q304
KTC3875S_Y_RTK
MUTE SW
Q303
KTC3875S_Y_RTK
MUTE SW
Q305
KTC3875S_Y_RTK
MUTE SW
Q301
KTC3875S_Y_RTK
MUTE SW.
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
L301
100uH 0305
L302
15uH 0305
C321
10
25V
KA
C320
10
25V
KA
C305
10
25V
KA
C304
10
25V
KA
C309
10
25V
KA
C317
10
25V
KA
C332
22
16V
KA
C334
22
16V
KA
C337
22
16V
KA
C342
100
16V
YK
C340
22
16V
KA
C306
220
16V
YK
C319
10
25V
KA
C347
47
6.3V
KA
Q302
KTA1504S_Y_RTK
LEVEL CTL
D301
1SS133
W827
W835
W831
W834
W856
W829
W804
C311
0.039
B
C350
560P CH
C327
1
B
C310
0.015
B
C313
0.033
B
C303
0.033
B
C335
0.22
B
C329
100P
CH
C338
0.22
B
C344
0.1
B
C302
0.01
F
C331
100P
CH
C308
1B
C318
0.1
B
C316
0.01
B
C315
0.01
B
C314
0.1
B
C330
0.0047
B
C333
0.0047
B
C326
1
B
C301
1
B
C312
1B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
R335
1.5K
R340
4.7K
R322
3.9K
R324
1.8K
R326
820
R321
120K
R320
120K
R319
120K
1/4W
R318
120K
R323
3.9K
R325
1.8K
R327
820
R331
33K
R329
12K
R330
33K
R308
100 1/4W
R307
220K
R328
12K
R306
47K
R317
1.5K
R315
1.8K
R314
1K
R316
1K
1/4W
R337
470 1/2W
R336
470 1/2W
R301
2.7K
R302
2.7K
R303
39K
R332
1K
R333
1K
R334
10K
R311
390
C339
1000
25V
FM
C307
1
50V
KA
C341
470
16V
YK
C345
470
16V
YK
C336
4.7
50V
YK
C343
0.1
50V
KA
C328
100
16V
YK
IC303
NJM4580V(TE1)
MIXER IC
1
2
3
4
5
6
7
8
Q306
KRA101SRTK
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
CAUTION: DIGITAL TRANSISTOR
SW_AUDIO_L
SW_AUDIO_R
SDA
SCL
AUDIO_MUTE
AT+5V
P.CON+5V
P.CON+9V
SOUND+B
GND
SOUND_GND
13
G-20
G-19
CMF087
PCBD20
4.0
FROM POWER
FROM JACK2
FROM/TO AV SWITCH2
SOUND SCHEMATIC DIAGRAM
2.6
8.1
4.5
4.0
0
0
4.9
4.1
4.5
3.0
2.2
0
0
5.6
NC
NC
5.0
5.0
6.4
2.7
2.1
0
0
4.1
4.7
0
4.1
4.1
4.3
0
0
4.5
1.7
4.1
NC
NC
NC
NC
NC
NC
NC
Control
Tone
NC
NC
BB
RB
RT
+
+
2.2K
Volume
Control
/MUTE
Balance
BLD
TD
NC
NC
NC
R OUT
SDA
SCL
NC
NC
PF2
PF3
PF4
GND
LT
LB
BD
VD
L ONT
+
AGC
SURR
L IN
AGC
PF1
VCC
Vref
R IN
MODE
control
+
-
VCC
A_GND
-
+
12.4
6.2
6.2
6.2
0
4.8
4.8
4.8
0
2.9
0
NC
NC
NC
SP OUT L
SP OUT R
GND
GND
(AV PCB)
5.0
0
4.2
0
0
4.0
0
0
3.0
0
0
Filter
Ripple
IN1
GND
IN2
STB
P.P
Vcc
OUT2
GND
OUT1
6.0
0
0
0
1.2
6.0
12.0
6.0
0
6.0
NC
NC
NC
0
2.5
1.9
4
5
2
3
12