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MN-12/04
15
MN-12 CIRCUIT DIAGRAM
4. CIRCUIT & BLOCK DIAGRAMS
C151
10p
R151
68k
PAN
C107
10p
1
3
2
4
5
VR103
50kB
C106
.0033uF
C105
22p
1
3
2
4
5
VR105
50kB
R110
24k
R111
30k
R113
30k
R112
24k
R114
20k
1
3
2
4
5
VR106
50kA
R106
5.1k
C113
100p
2
3
8
4
1
U201A
4570
+VCC
EQ.H
TRIM
C104
22uF
R104
47
C115
10p
C114
47uF
R121
100
R122
100k
3
1
2
4 5
VR101
20kC
R105
5.1k
C116
100p
2
3
8
4
1
U101A
4570
+VCC
-VCC
1
3
2
VR102
20kA
R123
15k
R124
56k
-60~-10dBV
CH1
INPUT
2
3
1
J101
C101
22uF
R101
100
C102
10p
R103
220k
R102
100k
C112
100p
5
6
7
U101B
4570
R120
1k
R118
22k
R119
470k
D101
PEAK
C202
10p
R117
22k
+VCC
Q102
B1237
INPUT LEVEL
R107
15k
C110
1u
C111
10uF
C215
10p
R115
10k
R116
2.4k
-VCC
Q101
D1858
EQ.L
AUX
R109
10k
C108
.01uF
C109
.01uF
R108
15k
3
1
2
4
5
VR104
50kB
C205
22p
-VCC
R251
68k
C253
100p
C153
100p
2
3
8
4
1
U151A
4570
6
5
7
U151B
4570
+VCC
-VCC
MASTER LEVEL
C152
22uF
R154
1k
C252
22uF
R254
1k
C251
10p
C154
100p
6
5
7
U251B
4570
2
3
8
4
1
U251A
4570
+VCC
-VCC
1
3
2
VR151A
20kAA
4
6
5
VR151B
20kAA
R152
15k
R153
56k
R253
56k
R252
15k
-10dBV
MASTER OUT
L
2
3
1
J151
2
3
1
J251
R156
3.3k
Q151
D1858
-10dBV
R
AUX
SEND
R355
1k
2
3
1
J351
R256
3.3k
R356
3.3k
Q351
D1858
Q251
D1858
R354
22k
C352
22uF
C351
10p
R353
20k
R352
20k
C254
100p
C354
100p 6
5
7
U351B
4570
R351
20k
C353
100p
2
3
8
4
1
U351A
4570
+VCC
-VCC
PAN
AUX
1
3
2
4
5
VR203
50kB
3
1
2
4
5
VR204
50kB
C207
10p
C208
.01uF
C209
.01uF
R209
10k
R208
15k
C206
.0033uF
1
3
2
4
5
VR205
50kB
R211
30k
R213
30k
R212
24k
R210
24k
R214
20k
1
3
2
4
5
VR206
50kA
R206
5.1k
C213
100p
6
5
7
U201B
4570
INPUT LEVEL
EQ.H
TRIM
C204
22uF
R207
15k
C211
10uF
R204
47
C214
47uF
R221
100
R222
100k
3
1
2
4 5
VR201
20kC
R205
5.1k
R215
10k
C216
100p
2
3
8
4
1
U102A
4570
+VCC
-VCC
1
3
2
VR202
20kA
R224
56k
R223
15k
-60~-10dBV
CH2
R220
1k
R218
22k
2
3
1
J201
C201
22uF
R201
100
R202
100k
R203
220k
R217
22k
C212
100p
5
6
7
U102B
4570
+VCC
Q202
B1237
CH3
-60~-10dBV
R219
470k
D201
PEAK
2
3
1
J301
R301
100
C302
10p
R303
220k
R302
100k
C301
22uF
C312
100p
5
6
7
U301B
4570
EQ.H
TRIM
C210
1u
C304
22uF
C315
10p
R304
47
C314
47uF
R321
100
R322
100k
3
1
2
4 5
VR301
20kC
R305
5.1k
R216
2.4k
C316
100p
2
3
8
4
1
U301A
4570
+VCC
-VCC
Q201
D1858
1
3
2
VR302
20kA
R323
15k
R324
56k
EQ.L
PAN
1
3
2
4
5
VR303
50kB
C307
10p
C306
.0033uF
C305
22p
R311
30k
R313
30k
R312
24k
R310
24k
1
3
2
4
5
VR305
50kB
R314
20k
1
3
2
4
5
VR306
50kA
R306
5.1k
C313
100p
2
3
8
4
1
U401A
4570
+VCC
-10dBV
-10dBV
(MONO)
CH5 L
CH6 R
STEREO
INPUT
INPUT LEVEL
2
3
1
J501
2
3
1
J502
C501
22uF
1
3
2
VR501A
20kAA
C502
22uF
4
6
5
VR501B
20kAA
PAN
AUX
1
3
2
4 5
VR502
50kB
R503
10k
1
3
2
4
5
VR503
50kA
R501
10K
R502
20k
R504
20k
R505
47k
R506
47k
R507
47k
R508
47k
R509
20k
C503
100p
2
3
8
4
1
U501A
4570
+VCC
-VCC
BAR GRAPH
5
A
1
4
A
2
3
A
3
2
A
4
1
A
5
1
B
6
2
B
7
G
N
D
8
3
B
9
4
B
1
0
5
B
1
1
I
N
B
1
2
O
U
T
B
1
3
I
N
A
1
4
O
U
T
A
1
5
V
C
C
1
6
U551
IR2E27
D551
D553
D554
D555
R553
47
PHONES
C555
4.7uF
R255
33k
C554
4.7uF
R155
33k
R451
3.3k
R455
3.3k
2
1
3
4
5
6
W501
1
2
3
4
5
6
CN501
C453
100p
-10dBV
HEAD
PHONE
32ohm
R459
22
R457
10k
2
3
1
J451
C451
470uF
C455
22p
2
3
8
4
1
U451A
4556
+VCC
-VCC
R453
27k
R460
22
R458
10k
C452
470uF
C456
22p
6
5
7
U451B
4556
AGND
R454
27k
R452
3.3k
C551
100uF
C553
4.7uF
R456
3.3k
2
1
4
3
5
6
7
VR451
20kAA
C552
4.7uF
C454
100p
-VCC
+
6
d
B
+
3
d
B
0
d
B
-
5
d
B
-
1
0
d
B
D561
D562
D563
D564
D565
R551
15k
R552
15k
PAN
AUX
1
3
2
4 5
VR602
50kB
R603
10k
1
3
2
4
5
VR603
50kA
R601
10K
R602
20k
R604
20k
R605
47k
R606
47k
R607
47k
R608
47k
R609
20k
C603
100p
6
5
7
U501B
4570
-10dBV
-10dBV
CH7 L
CH8 R
(MONO)
INPUT LEVEL
2
3
1
J601
2
3
1
J602
C601
22uF
1
3
2
VR601A
20kAA
4
6
5
VR601B
20kAA
C602
22uF
EQ.L
AUX
3
1
2
4
5
VR304
50kB
R309
10k
C308
.01uF
R308
15k
C309
.01uF
C405
22p
-VCC
INPUT LEVEL
R307
15k
C310
1u
C311
10uF
R316
2.4k
R315
10k
-VCC
-VCC
Q301
D1858
R320
1k
D301
PEAK
R319
470k
R318
22k
R317
22k
+VCC
Q302
B1237
CH4
-60~-10dBV
R418
22k
2
3
1
J401
R401
100
C401
22uF
R402
100k
C402
10p
R403
220k
R417
22k
C412
100p
5
6
7
U302B
4570
+VCC
Q402
B1237
INPUT LEVEL
EQ.H
TRIM
R407
15k
C404
22uF
R404
47
C411
10uF
C414
47uF
C415
10p
R421
100
R422
100k
3
1
2
4 5
VR401
20kC
R405
5.1k
R415
10k
C416
100p
2
3
8
4
1
U302A
4570
+VCC
-VCC
1
3
2
VR402
20kA
R423
15k
R424
56k
PAN
AUX
1
3
2
4
5
VR403
50kB
3
1
2
4
5
VR404
50kB
C406
.0033uF
C407
10p
R409
10k
C409
.01uF
C408
.01uF
R408
15k
R410
24k
R411
30k
R413
30k
R412
24k
1
3
2
4
5
VR405
50kB
R414
20k
1
3
2
4
5
VR406
50kA
R406
5.1k
C413
100p
6
5
7
U401B
4570
-10dBV
-10dBV
CH9 L
CH10 R
(MONO)
INPUT LEVEL
C701
22uF
1
3
2
VR701A
20kAA
C702
22uF
4
6
5
VR701B
20kAA
2
3
1
J701
2
3
1
J702
PAN
AUX
1
3
2
4 5
VR702
50kB
1
3
2
4
5
VR703
50kA
R701
10K
R703
10k
R702
20k
R704
20k
R705
47k
R706
47k
R707
47k
R708
47k
R709
20k
C703
100p
2
3
8
4
1
U701A
4570
+VCC
DC IN
(12V 600mA)
POWER SW
1
3
2
J603
2
1
3
S651A
5
4
6
S651B
1
W801
1
W802
D652
R651
3.3k
R652
10k
C652
470uF
C653
22uF
C654
22uF
C655
22uF
C658
22uF
C660
22uF
C659
22uF
R653
10k
C651
470uF
6
5
7
U601B
4558
C657
470uF
D653
IN
3
OUT
1
G
2
U602
78M12
2
3
8
4
1
U601A
4570
R654
47
R655
47
+VCC
-VCC
AGND
D655
R657
47k
R658
47k
C663
470uF
D654
R656
470k
C662
4.7uF
Q651
B1237
AGND
PAN
AUX
1
3
2
4 5
VR802
50kB
1
3
2
4
5
VR803
50kA
R803
10k
R801
10K
R802
20k
R804
20k
R805
47k
R806
47k
R807
47k
R808
47k
R809
20k
C803
100p
6
5
7
U701B
4570
-VCC
-10dBV
-10dBV
CH11 L
CH12 R
(MONO)
INPUT LEVEL
C801
22uF
C802
22uF
1
3
2
VR801A
20kAA
4
6
5
VR801B
20kAA
2
3
1
J801
2
3
1
J802
EQ.L
R901
20k
R902
20k
C410
1u
2
1
4
3
5
6
7
VR901
20kAA
R416
2.4k
-VCC
Q401
D1858
-20dBV
-20dBV
AUX RTN
L
R
R420
1k
D401
PEAK
R419
470k
C901
22uF
C902
22uF
2
3
1
J901
2
3
1
J902
AGND
AUX RTN
1SR139-400
Содержание MN-04
Страница 1: ...MN 12 04 1 MN 12 MN 04 Service Manual Model Mini Mixer...
Страница 14: ...14 MN 12 04 MN 04 MAIN SELECTOR PCBs PATTERN DRAWING...
Страница 17: ...MN 12 04 17 MN 12 BLOCK DIAGRAM...
Страница 19: ...MN 12 04 19...