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WQ-740W/WQ-780W
WQ-780W
A
C103
470/16
B
R191
CN205
100
1
1
2
3
4
C
5
6
6
D
E
CN207
1
15V
+B
1
F
GND
2
HALL
3
LIVE
4
A-SIDE
5
B-SIDE
6
STEREO
7
7
G
R650
330
D135
LIVE
+B
H
1
All manuals and user guides at all-guides.com
FM SIGNAL
X-BASS
VR101-A
VR101B
R112
R106
8.2K
12K
C102
0.1
R103
560
R101
R114
1K
R116
8.2K
R108
12K
C116
0.022(ML)
R104
560
R102
1K
R105
R111
12K
8.2K
C105
0.022
R113
R115
8.2K
5.6K
R107
12K
C115
0.022(ML)
R182
33
R180
Q103
2.2
2SD2061
FUSIBLE
VOLTAGE
REGULATOR
R181
680
D131
R631
56K
R632
56K
+B
R628
R642
R629
R643
R627
R626
330
330
330
330
330
330
D128
D132
D129
D133
D127
D126
LIVE
A-SIDE
B-SIDE
LIVE
HALL
HALL
D126~D129
D132,D133
IFR-553PD
D135,D136
D130:IFR-523HD
2
3
Figure 18 SCHEMATIC DIAGRAM (6/6)
GRAPHIC EQUALIZER
VR102-A
VR103-A
VR104-A
VR105-A
VR102-B
VR103-B
VR104-B
VR105-B
330Hz
1kHz
3.3kHz
R118
R124
R130
4.7K
3.3K
820
C114
100P
R120
R122
R126
R128
R132
5.6K
3.3K
1.5K
820
4.7K
2.2K
C118
C120
C122
0.012(ML)
0.0068(ML)
0.022(ML)
R123
R117
3.3K
4.7K
R129
820
R119
R121
R125
R127
R131
4.7K
2.2K
3.3K
1.5K
820
C117
C119
C121
0.022(ML)
0.012(ML)
0.0068(ML)
+B
R183
5.6K
C185
R184
47K
10/16
R169
+B
C149
1/50
R168
470K C148
R651
330
+B
R637
56K
D136
HALL
C191
+B
22/16
GRAPHIC EQUALIZER PWB-B2
4
– 18 –
10kHz
R138
3.9K
C176
500P
R136
680K
C126
1/50
R134
1K
C124
1/50
Q101
9014 C
R135
GRAPHIC
EQUALIZER
3.9K
AMP.
R137
680K
C177
500P
C125
1/50
R133
1K
C123
1/50
IC103 AN6884
SOUND LEVEL METER
9
8
7
6
5
4
3
2
100
10/16
C147
R167
10/16
82K
Q107
9012 G
SOUND LEVEL METER
R638
LED CONTROL
56K
R636
1K
Q106
9014 C
R640
SOUND LEVEL METER
33K
LED CONTROL
5
6
1
+B
+B
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