1
1
2
2
3
3
4
4
D
D
C
C
B
B
A
A
Check
REV
Description
Title:
Size
A4
Number
Revision
Date :
File Name:
Sheet of
Design By :
DATE
Design
Approval
2021/04/16
NKCK PC21C003C-MIC & RCA Input
7
9
AGND-I.
AGND-I.
AGND-I.
Micphone Input
1
2
3
4
5
7
8
JK300
Micphone Input
C305
100pF
C304
100pF
R302
560
R305
560
C301
100pF
EC301
10uF/16V
D301
15V
D300
15V
AGND-I.
C308
0.1uF
C310
0.1uF
+VA-I.
-VA-I.
3
1
2
L
JK301A
6
4
5
R
JK301B
D302
15V
EC303
10uF/16V
EC305
10uF/16V
D303
15V
C306
180pF
C307
180pF
AGND-I.
R311
100K
R312
100K
R307
1.82K
R310
1.82K
AGND-I.
R315
100K
R316
100K
EC304
10uF/16V
EC306
10uF/16V
AGND-I.
Line In
LINE IN_L
LINE IN_R
R300
20K
C302
100pF
R304
100
AGND-I.
2
3
1
IC300A
NJM4580M
6
5
7
IC300B
NJM4580M
4
8
V+
V-
IC300C
NJM4580M
4
8
V+
V-
IC301C
NJM4580M
2
3
1
IC301A
NJM4580M
6
5
7
IC301B
NJM4580M
AGND-I.
C309
0.1uF
C311
0.1uF
-VA-I.
+VA-I.
+
EC300
22uF/16V
+
EC302
22uF/16V
C300
100pF
R301
22K
C303
100pF
R306
22K
R303
560
R309
2.4K
R30810K
AGND-I.
R314
2.4K
R31310K
AGND-I.
-VA-I.
AGND-I.
To VR PCB TE700
+VA-I.
1
2
3
4
5
6
7
8
TE300
(14)
+VA-I.
-VA-I.
AGND-I.
To HP PCB FCN300
(11)
1
2
3
4
FCN300
FB300
120Ω
FB301
120Ω
FB302
120Ω
FB303
120Ω
.C.HGND.
AGND-I.
C313
0.1uF(DNS)
C312
0.1uF(DNS)
C314
0.1uF(DNS)
C315
0.1uF(DNS)
C316
0.1uF(DNS)
