DSC-M1
4-19
4-20
PM-045 (2/2)
For Schematic Diagram
• Refer to page 4-53 for printed wiring board. • Ref. No.; 4,000 Series.
1.4
1.4
1.4
1.4
1.4
1.4
1.4
2.5
2.8
1.4
1.4
0.1
2.8
0
2.8
1.4
2.2
2.5
2.8
1.4
1.4
1.4
1.4
1.4
1.4
1.3
1.4
NO MARK:REC/PB MODE
1.4
B
0.1u
C312
9100
R305
0
R311
1200
R316
B
0.022u
C302
B
0.001u
C304
1800
R303
33k
R315
9100
R306
2200
R302
0
R310
9100
R308
15k
R313
BH7870AKV-E2
IC301
1
2
3
4
5
6
7
8
9
10 11 12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
B
0.047u
C311
B
0.01u
C319
9100
R307
0.22u
F
C322
B
0.022u
C315
12k
R312
B
3300p
C317
B
0.022u
C301
12k
R309
XX
C309
XX
C308
1800
R304
B
0.001u
C307
XX
C306
15k
R314
33k
R318
2200
R301
B
0.1u
C320
B
0.1u
C310
B
0.022u
C314
100uH
L301
B
0.01u
C316
B
0.047u
C313
XX
R317
B
3300p
C318
MIC_2.8V
MIC_REG_GND
MIC_R
MIC_L
2P
CN302
1
2
2P
CN301
1
2
0
R319
XX
R320
XX
C323
P
6.3V
10u
C303
P
6.3V
10u
C305
B
1u
C324
B
1u
C325
4V
47u
C321
1
A
HPF_OUT_L
ZOOM_AMP_OUT
AMP_OUT_R
C_REG
ZOOM_BAL
MTX_AMP_OUT_R
INT_IN_L
MODE_CTL_2
NC
EXT_MIC
MIC_MONO
SUB_SIG_OUT_L
HPF_AMP_IN_R
C_1/2VCC
MODE_CTL_1
SUB_IN_R
SUB_IN_L
HPF_AMP_IN_L
EXT_IN_L
MTX_AMP_IN_R
SUB_SIG_OUT_R
INVT_OUT_R
SG_IN_R
REG_2.5V
EXT_IN_R
ZOOM_AMP_IN
NC
HPF_OUT_R
AMP_OUT_L
MTX_AMP_IN_L
ZOOM_POSI
NC
REG_2.5V
GND
HPF_ON/OFF
MIX_OUT
INVT_OUT_L
L_OUT
VCC
INT_IN_R
GND
MTX_AMP_OUT_L
R_OUT
SG_IN_L
NC
MIC SIG(L)
MIC GND
MIC SIG(R)
MIC GND
MIC901
MIC(L)
MIC902
MIC(R)
@01
(1/2)
IC301
MIC AMP
XX MARK:NO MOUNT
PM-045 BOARD(2/2)
MIC AMP
3
C
B
4
7
9
5
G
F
2
6
E
D
16
10
8