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SCHEMATIC DIAGRAM-2
:POSITIVE VOLTAGE LINE
J
L
K
I
H
C64
0.015
R18
10K
F
G
N
M
C16
180P
TP41
E
O
P
R14
10K
Q2
DTC114YETL
REC DRIVE
:MD PLAYBACK SIGNAL LINE
PLAY
P
Q
R
0.9V
P-P
0.5 s. 0.1V/DIV.
TP52
R43
2.2K
C13
0.039
C122
1
PLAY
0.2V
P-P
0.5 s. 50mV/DIV.
PLAY
0.45V
P-P
36 35 34 33 32 31 30 29 28 27 26 25
0.5 s. 50mV/DIV.
TP38 TP43
1.3V
VREF
37
1.3V
RF1
38
1.3V
PLAY
RF2
39
1.3V
F1
40
1.3V
F2
41
1.3V
2ms. 1V/DIV.
CLPF1
42
0.3V
CLPF2
43
1.3V
A
44
IC1
1.3V
B
45
AN8772FHQ
1.3V
C
46
RF AMP
1.3V
D
47
1.3V
CENVC
48
TP39
TP40
TP42
1 2 3 4 5 6 7 8 9 10 11 12
C37
180P
R16
100K
TP54
C24
1000P
0V
47K
3.3V
10K
0V
C86
0.015
:MD RECORDING SIGNAL LINE
2.6V
S
T U V W
TP150
TP149
TP148
TP123
TP36
0V
GND
24
1.7V
(0V) 0V
OFT O
23
0.8V
(1V) 1V
CBD O
22
3.3V
2.5V
(0V) 0V
BDO/TRCRS
21
1.5V
0V
CEA
20
1.3V
(1.6V) 1.7V
PLAY
AS/MON3T
19
1.3V
50mV
FBAL
18
P-P
1.3V
AS GAIN
17
2ms. 50mV/DIV.
1.3V
R49
FE
16
PLAY
1.3V
AB GAIN
15
0.1V
1.3V
LNP
P-P
14
1.3V
TGAIN
13
2ms. 50mV/DIV.
TP57
C55
1000P
C56
1000P
C17
3300P
TP55
R84
15K
C67
3900P
C26
4700P
A
B C D E F G
L1
10
H
TP122
C30
TP56
0.012
H
I
R24
47K
J
R26
47K
K
0
L
R32
47K
M
R45
33K
N
R28
47K
O
C
A
B
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