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SW403
DUBBING SPEED/
BUILT-IN MICROPHONE/
R531
FM MODE
MIC/FM MONO
SW403-A
R345
AL/FM STEREO
1K
GH/FM STEREO
R211
15K
R341
10K
C223
0.0015
Q302
9014 C
O
MUTE
D520
1N4148
C529
0.022
R217
330
C232
220/16
6
2
D526
27
1N4148
148
CD/LINE
SW404-A
RADIO
TAPE
SW404
FUNCTION
SELECTOR
C530
4.7/50
12
0
6
6
C407
10/16
H
7
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1K
R565
R344
5.6K
4.7K
R557
1K
C533
R556
C341
4.7/50
150K
4.7/50
VR301
9014 C
50K(B)
MIC AMP.
Q508
9014 C
C532
C342
MIC AMP.
500P
470/16
C536
47/16
R558
R343
MIC
33
330
VOLUME
R350
3.9K
R351
1K
R450
4.7K
SW401
SURROUND
MODE SELECT
SW401-C
R566
SW402-B
SW402
100K
SURROUND
ON/OFF
ON
OFF
D402
D517
1N4148
1N4148
Q510
9014 C
MUTE
D519
1N4001
R567
R421
POWER MUTE
22K
10K
R442
10K
R441
10K
R420
10K
FUSE
RESISTOR
POWER MUTE
Q501
2SB1370
8050 C
SWITCHING
VOLTAGE
REGULATOR
R548
100
D522
1N4148
R502
R564
680
22K
D505
SW404
D523
FUNCTION
1N4148
SELECTOR
C537
C535
10/16
4.7/50
R568
1K
MAIN PWB-A
8
9
Figure 15 SCHEMATIC DIAGRAM (5/6)
R552
4.7K
R346
C344
470K
4.7/50
Q303
R555
4.7K
C343
500P
R554
R553
C345
680
680
0.0047(ML)
C347
10/16
R349
2.2K
SW402
SURROUND ON/OFF
SW402-A
ON
OFF
SW401-B
SW401
SW401
SURROUND
SURROUND
MODE SELECT
MODE SELECT
SW401-A
SW401-D
C459
2.2/50(N.P)
C427
0.01(ML)
C434
1000/10
C428
Q402
0.01(ML)
9014 C
5
10
2
4
C424
C422
0.18(ML)
0.0015(ML)
1/50
3
6
C430
C426
100/16
100/16
7
14
C425
C429
100/16
100/16
12
9
0.18(ML)
C421
C423
1/50
0.0015(ML)
13
11
Q401
C433
9014 C
1
8
1000/10
D401
1N4001
C437
F1
470/25
Q506
T1.25A
L250V
C469
220/16
R535
330/1W
R545
POWER PWB-C
22K
R537
10K
C522
3300/25
1
1
2
2
D507
D501~D504'RL202DC
1N4001
5
5
5
4
4
R419
3
3
3.3K
C471
2
2
820P
1
1
R418
1
CNH102
3.3K
VCC
VR401-B
1
GND
2
VOLUME
LO0
3
RO0
4
RI0
5
LI0
6
FROM GRAPHIC EQUALIZER PWB
CNS101
CN205
P18 1-C
1
1
SW502
TAPE1 MAIN
2
2
3
3
SW501
TAPE2 MAIN
4
4
5
5
SW503
TAPE2 PLAY
6
6
+
7
7
–
8
8
M
M501
B
TAPE MOTOR
9
9
A
10
10
CNS1
CNS105
10
– 15 –
WQ-740W/WQ-780W
MIC2
MICROPHONES
MIC1
R534
4.7K
BUILT-IN
MICROPHONE
1
1
C346
4.7/50
2
2
CNS109
CNH109
SW504-C
CN2
CNS2
1
1
2
2
SW504
TAPE2 DIRECTION
1
2
FROM GRAPHIC
EQUALIZER PWB
3
4
CN207
5
P18 1-F
6
7
CN4
C450
2.2/50(N.P)
TWL
1
1
L-CH
2
2
GND
3
3
GND
4
4
R-CH
5
5
TWR
6
6
C432
R422
120
J1
C431
HEADPHONES
R423
120
SW505
F501
VOLTAGE
T2A L250V
T501
SELECTOR
POWER
TRANSFORMER
D501
AC220-240V
50/60Hz
AC110-127V
50/60Hz
D502
BATTERYS
DC15V[" D " ISIZE(UM/SUM-1,
R20 OR HP-2)BATTERYx10]
C473
C474
R472
0.068
820P
8.2K
R471
C472
8.2K
0.068
VR401-A
50K(B)
50K(B)
VOLUME
VOLUME PWB-B1
11
12
MIC101
B
A
SP4
SURROUND
L-CH SPEAKERS
SP2
FULL-RANGE
SP1
FULL-RANGE
R-CH SPEAKERS
SP3
SURROUND
SO501
AC POWER
INLET SOCKET
AC110-127V/
220-240V
50/60Hz
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