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
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
CP303 A2502WV2-2P
1
2
CP301 A2502WV2-3P
1
2
3
SPEAKER
SP301
EAS12D175B
SPEAKER
SP302
EAS12D175B
2
1
CD303
CU127601
3
2
1
CD301
CU124002
HS300
763WAAA066
HS78
L300
10uH7313N
L301
10uH7313N
L302
10uH7313N
L303
10uH7313N
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
C337
1
50V
KANP
C320
1
50V
KANP
C319
1
50V
KANP
W854
W853
W855
W886
W884
W887
W878
W911
W912
W910
W913
C340_1
820
25V
FM
C342_1
820
25V
FM
C332
0.1 B
C341
0.1
B
C339
0.1
B
C338
0.1 B
C326
0.1
B
C323
0.1 B
C328
0.1
B
C324
0.1
B
C348
0.47
B
C349
0.47
B
C350
0.47
B
C351
0.47
B
C354
0.1
B
C355
0.1
B
C352
0.47
F
C353
0.47
F
C363
470P
CH
C362
470P
CH
C359
470P
CH
C358
470P
CH
C331
0.1
B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
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
R304
1K
R302
1K
R323
4.7K
R318
22K
R319
22K
R311
10K
R317
8.2K
+-1%
R320
10
1/2W
R321
10
1/2W
R324
47K
R325
1K
R322
4.7K
R314
22K
R315
22K
Q302
KTC3875S_Y_RTK
SW
Q300
KTC3875S_Y_RTK
SW
Q301
KTC3875S_Y_RTK
SW
IC301TA2024-ASE
SOUND AMP
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
33
34
35
36
4
5
6
7
8
9
D303
EC31QS04
D305
EC31QS04
D304
EC31QS04
D302
EC31QS04
TR301
W5T29X7.5X19
SP_AUDIO_OUT_R
SP_AUDIO_OUT_L
GND
SOUND_GND
SOUND+B
AT+5V
ACD
POWER_ON-H
AUDIO_MUTE
(AV PCB)
PCBD20
CMF080
SOUND AMP/HEADPHONE AMP SCHEMATIC DIAGRAM
16
15
0
4.8
0
FROM/TO POWER
+5VGEN
DCAP2
DCAP1
VD5
AGND1
REF
CPUMP
PGND1
NC
VDDA
NC
OUTP1
OVERLOADB
AGND2
V5A
OAOUT1
INV1
VDD1
VDD1
OUTM1
OUTM2
VDD2
VDD2
MUTE
NC
OAOUT2
INV2
BIASCAP
AGND3
SLEEP
FAULT
PGND2
NC
DGND
NC
OUTP2
NC
NC
NC
NC
NC
NC
NC
5.5
23.0
14.0
5.5
0
0
0
0
5.5
2.5
2.5
0
0
2.5
2.5
2.5
0
0
0
0
0
0
0
6.0
6.0
6.0
6.0
0
0
0
24.0
3.0
0
0
11.0
11.0
11.0
11.0
20
19
18
17
FROM/TO STEREO
11.0
4 OHM 10W
18
17
NC
19
20
4 OHM 10W
(R)
(L)
SP OUT R-
SP OUT R+
SP OUT L-
SP OUT L+
FROM/TO SWITCH/AMP
0
4.8
0
H-31
H-32