Panasonic SJ-MR220 Schematic Diagrams page 6

:POSITIVE VOLTAGE LINE
E G
(2.2V) (2.2V)
0V 0V
16 15
C607
1000P
1 2
0V 0V
0V 0V
14 13
IC701
AMP2
C1BB00000609
MIC AMP
D V
AMP1
1 2
0V 0V
D
J
R715 100K
A
C
:RECORDING SIGNAL "DIGITAL" LINE
F H L N K M
(2.2V) (2.2V) (0.8V) (0.8V)
0V 0V 1.1V 1.4V 1.1V 0V
14 13
12 11 10 9
IC601
C0FBAJ000008
20bit A / D CONVERTER
3 4 5 6 7 8
0V 0V 1.1V 2.2V 2.2V
Q702
DTC144TETL
SWITCHING
3.4V
0V
B
R705
47K
I
(0.3V) (0.6V)
0V 0V 0V 3.4V 3.5V
12 11 10 9 8
V+
Gv
REG
GND
3 4 5 6 7
0V 0V 0V
(0.3V) (0.6V) (0.6V)
C721
0.1
IC305
C0CBCAC00006
REGULATOR
R703
100K
R713
100
Q701
XP4601TX
POWER SUPPLY
2.3V 0.2V
R714
10K
2.3V
0V (2.1V)
2.3V 0V (2.1V)
:RECORDING SIGNAL "ANALOG" LINE
C602
0.1
A B C D E
R601
4.7
R707
22K
R701
100
C720
R706
1.8K
L722
L721
2.2V 2.3V
4 3
CE VOUT
GND V
DD
1 2
3.5V
Q703
2SB1462STX
SWITCHING
(3.5V) 1.2V 1.2V (3.5V)
L712
0.7V R704 L711
330K
(2.9V)
L710
C B A
A
C
B
SJ-MR220(EB,EG,GCS,GH) MAIN SCHEMATIC DIAGRAM
:MIC SIGNAL LINE
0.1
JK702
1
MIC
3
(PLUG IN POWER)
3.5mm STEREO
4
600
2
1
JK701
3
OPT/LINE IN
2
22K
4
5
7
8
6