Panasonic SA-AK88 Service-Handbuch - Seite 20

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Panasonic SA-AK88 Service-Handbuch

SCHEMATIC DIAGRAM-6

C
D
B
((0V)) ((9.1V)) ((9.7V)) ((0V))
36
35
Vcc
IC1101
M51167AFP-TB
P.B.EQ/ REC AMP/
ALC/ TPS AMP
1
2
((0V))
A
E
C1134
50V4.7
F
:POSITIVE VOLTAGE LINE
14.8V
C1133
50V4.7
C
A
C1115
R1109
0.033
4.3K
((1V)) ((4.6V)) ((4.7V)) ((4.9V))
34
33
32
31
30
29
B
C
PB
A
A
PB
C
B
AGC
OFF
3
4
5
6
7
8
((4.6V)) ((0V))
((1V)) ((4.6V)) ((4.7V)) ((4.9V)) ((4.9V))
C1116
R1110
C1120
0.033
4.3K
50V4.7
D
:TAPE PLAYBACK SIGNAL LINE
:TAPE RECORDING SIGNAL LINE
Q1107
DTC144TKA146
P.B EQ/ REC EQ
(CrO
R1121
33K
((0V))
C1129
C1131
C1135
820P
820P
1000P
R1115
390K
C1127
R1117
0.01
270K
C1125
0.047
((4.7V)) ((5V)) ((4.8V)) ((0V)) ((4.7V)) ((0V))
28
27
26
25
24
23
REC
B
PRE
C
SW
ALC
PRE
REC
R/ P
9
10
11
12
13
14
((4.7V)) ((5V)) ((4.8V)) ((0V))
4.9V
C1126
0.047
C1128
R1118
0.01
270K
R1116
390K
C1130
C1132
820P
820P
B
R1122
/ H.SPEED)
2
((4.8V)):CrO
2
((0V))
C1146
16V10
R1146
10K
C1139
50V2.2
4.3V
((9.6V))
22
21
20
19
GND
A
TPS
15
16
17
18
((0V))
((0V)) ((4.2V)) ((5V))
Q1108
DTC144TKA146
P.B EQ/ REC EQ
(CrO
/ H.SPEED)
2
33K
((4.8V)):CrO
2
((0V))
((0V))
A
B
C
D
E