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6-3. SCHEMATIC DIAGRAM – AUDIO BOARD (1/4) –
MIC901
J101
HRP90
1-1
HE901
ERASE
HEAD
BM-23MK2
TP1
JR106
0
TP2
C101
0.1
35V
TP3
TP4
TP5
JR108
0
C148
0.001
TP6
TP7
C501
R501
0.1
2.2k
Q501
2SB1218A-R-TX
R504
68k
TP65
R507
3.3k
C520
220
4V
R506
47k
C506
0.1
R502
100k
R515
10k
Q502
2SD1819A-R-TX
R503
R513
C502
100k
330k
2.2
10V
C503
C505
330K
3.3
4V
R514
10k
15
R103
330
R101
1.8k
C103
33
R102
4V
5.6k
C105
0.47
R105
35V
1k
C104
0.0056
C102
0.1
R116
22k
R112
47k
S101(1/4)
R512
39
R106
10k
T101
R100
0
C107
C109
C114
C110
0.0068
0.0033
0.015
1
S602(2/2)
R114
4.7k
Q101
2SD1819A-R-TX
R107
1K
TP23
R110
82
C108
47
4V
R108
R109
100
470
TP24
TP62
15
S103
TP21
R115
680
TP27
TP28
R113
1k
C111
0.0047
R505
0.0039
S101(2/4)
C124
22
6.3V
TP31
JR204
0
TP58
BM-23MK2
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