66
12.21. Mic Circuit
A
1
2
3
4
5
6
7
8
9
10
11
1
2
13
14
1
2
3
4
5
6
7
8
9
10
11
1
2
13
14
C
D
B
E
G
H
F
A
C
D
B
E
G
H
F
D
MIC CIRCUIT
SCHEMATIC DIAGRAM -
2
0
SA-MAX9000GN/PU MIC
CIRCUIT
A
TO
MAIN (IO EXPANSION)
CIRCUIT (P1803)
IN SCHEMATIC
DIAGRAM - 1
: +B SIGNAL LINE
: AUX/MIC SIGNAL LINE
MIC
AUX IN
2
LB1405
J0JBC0000019
0
R1409
JK1403
R14
2
3
0
C1441
0.01
R14
2
5
0
R14
2
4
0
C14
2
1
0.01
C14
2
3
330P
C14
22
330P
LB1407
J0JBC0000019
5
4
2
3
7
1
6
5
4
3
1
2
7
8
JK140
2
LB1406
J0JBC0000019
3
2
6
7
4
5
1
9
8
CN1401
MIC_GND
MIC_IN
MPORT_IN_R
MIC_DET_
2
MIC_DET_1
PW_XSW1
2
R0V
MPORT_DET
MPORT_GND
MPORT_IN_L
C1401
50V4.7
C140
2
47P
50V0.1
C1403
50V4.7
C1404
C1406
50V1
C1407
0.01
C1408
50V1
4700P
C1409
C141
2
16V10
C1413
50V1
C1415
50V0.1
1000P
C1417
5
6
4
1
2
3
9
11
13
14
1
2
10
7
8
IC1401
C1AB00003130
IN
V+
GND
SENSE
VREF
INT
GAIN SW
GAIN1
OUT
BUFFIN
GAIN
2
DET
BUFFOUT
BUFFGAIN
LB1404
J0JBC0000019
R1401
47K
R140
2
560
R1403
100
R1404
4.7K
47K
R1405
R1406
100K
R1407
560
R1408
680
R141
2
680
R14
2
0
22
0
MIC AMPLIFIER
C1411
16V10
R14
2
6
0
MIC VOLUME
VR1400
1
2
3
R14
22
0
Содержание SA-MAX9000GN
Страница 11: ...11 5 Location of Controls and Components 5 1 Remote Control Key Button Operation ...
Страница 12: ...12 5 2 Main Unit Key Button Operation ...
Страница 21: ...21 7 8 Check Point 7 8 1 SMPS P C B 7 8 2 Main P C B 1 1 1 4 2 3 3 5 6 7 8 9 ...
Страница 24: ...24 8 3 Main Components and P C B Locations ...
Страница 34: ...34 ...
Страница 44: ...44 ...
Страница 46: ...46 ...