Sharp WQ-740W User Manual

WQ-740W/WQ-780W
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A
B
C
D
E
F
G
H
1
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34 5
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Figure 16 WIRING SIDE OF P.W.BOARD (4/5)
WQ-780W
D115
R611
D113
R615
D114
R614
R613
R612
C147
C148
R167
R169
IC103
R636
R638
D134
1
1234567
7
R137
R112
R111
R116
R118
R122
R117
R123
D131
Q107
Q106
C191
CN207
SOUND LEVEL
METER
R627
D127
R180
Q103
C180
R628
D132 D128
D135
R650
R642
C181
C182
C183
C184
R184
C185
R643
R629
R651
D129
D133
R644
R106
R110
R632
R631
C177
C125
C116
C118
Q101
Q102
C176
R135
C124
C105
VR102
VR101
R645
C105
C108
C110
C107
C111 C114
C109
C112
VR103
VR104
R124
C120
R136
R138
C102
C103
C126
C122
R130
R103
CN205
R101 R102
R104
R191
VR105
R134
R129
C113
R132
R131
R133
R127
C119
C121
R128
R107
R115
R114
R120
R121
R126
R125
R119
R113
R108
R109
C115
C117
C123
C106
R183
D136
R182
R181
R168
C149
R640
D126
D130
R637
R626
D111
D112
CNH102
R472
C472
C474
VR401
C471
C473
E B C
C
B
E
C
B
E
E
B
C
1
2
3
4
5
6
7
8
9
VOLUME PWB-B1
1
6
A
B
A
B
A
B
A
B
A
B
E C B
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
GRAPHIC EQUALIZER PWB-B2
TAPE 1
TAPE 2
M501
TAPE MOTOR
A B + -
SP2
FULL-RANGE
SP4
SURROUND
L-CH
SP1
FULL-RANGE
SP3
SURROUND
R-CH
CNH106
WH
RD
BK
BK
RD
WH
TAPE MECHANISM
GND
RECORD/PLAYBACK
HEAD(400-4)
ERASE HEAD(400-5)
WH
WH
WH
BK
BK
BK
BK
BK
RD
RD
RD
CNS1
WH
WH
GR
GR
BL
BL
RD
BK
YL
PK
SW502
TAPE1 MAIN
SW503
TAPE2 PLAY
SW501
TAPE2 MAIN
PLAYBACK
HEAD (400-6)
CNS2
GY
CNH107
RD
BK
RD
BK
RD
RD
AB
SW504
TAPE2
DIRECTION
BR
COLOR
TABLE
RD(R)
OR
YL
GR
BL
VL
GY
WH(W) BK
PK
BROWN
RED
ORANGE
YELLOW
GREEN
BLUE
VIOLET
GRAY
WHITE
BLACK
PINK
VOLUME
5
1
R471
1 2 3 4 5 6
2
1
HEAD
FLEXIBLE PWB
3
2
1
6
5
4
3
2
1
VR102~VR105
GRAPHIC EQUALIZER
10KHz 3.3KHz 1KHz 330Hz
VR101
X-BASS
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Sharp WQ-740W Specifications

General

Brand	Sharp
Model	WQ-740W
Category	Portable Stereo System
Language	English