SOLENOID
D971
MA165T
A
IC971
0N2180RLC
PHOTO
INTERRUPTER
3
1
2
4
R972
820
1
2
3
4
5
6
7
4.7K
50K
25K
4.7K
4.7K
4.7K
50K
50K
50K
50K
25K
25K
S975
(F.REC.INH.)
S971
(MODE)
S974
(R.REC.INH)
S972
(HALF)
Z971
1
9
3
2
4 5 6 7 8
1
9
3
2
4 5 6 7 8
CP1102
CS971
S973
(ATS/CrO
2
)
R973
39K
1
9
3
2
4 5 6 7 8
1
9
3
2
4 5 6 7 8
CP1101
CS951
SOLENOID
D951
MA165T
A
S951
(MODE)
S953
(A
TS/CrO
2
)
S952
(HALF)
IC951
0N2180RLC
PHOTO
INTERRUPTER
3
1
2
4
R952
820
R953
39K
Q1118-1121
2SC2412KT96R
INTERFACE
Q1119
R1166
100K
R1
167
47
R1
165
56K
Q1118
A E
B
C
D
F
R1213
1.5K
R1220
4.7K
R1
192
47
Q1121
Q1120
R1
190
100K
R1
191
56K
F
E
R1145
10K
C1
145
16V10
F
B
A
C
B
C
C1
150
10V47
R1
139
10K
D1
173
MA1
1
1TX
47K
47K
Q1151,1152
DTC144TKA146
SWITCHING
(PLAY:ON)
Q1152
Q1151
C1
162
16V100
A
E
D
R1196
47K
R1
161
4.7K
Q1116
R1197
47K
R1
162
4.7K
C1152
16V10
Q1115
R1186
1K
Q1115,1116
2SD2114K1V
MUTING
C1
186
10V47
R1
156
220
Q1154
Q1153,1154
2SC2412KT96R
BUFFER AMP
C1
154
1000P
C1
153
1000P
R1
155
220
Q1153
R1152
1M
R1
154
1.2K
R1
153
1.2K
C1166
16V10
R1151
1M
R1
158
220
C1165
16V10
C1
151
16V10
E
D
B
SCHEMATIC DIAGRAM-5
MECHANISM (DECK2) CIRCUIT
C
MECHANISM (DECK1) CIRCUIT
D
14.6V
((5V))
((5V))
((5V))
((5V))
5.V
5V
((0V))
((0.7V))
((0.1V))
((0V))
((0.7V))
((0V))
((0V))
((0V))
0.1V
4.8V
0V
0.6V
0V
0.5V
5V
10V
((0V))
((0V))
((4.0V))
0.2V
((0V))
((0V))
((0.2V))
((0.2V))
0.7V
0.7V
((1.2V))
((0.5V))
((10.6V))
((1.2V))
((0.5V))
((10.6V))
:TAPE PLAYBACK SIGNAL LINE
:RECORDING SIGNAL LINE
:POSITIVE VOLTAGE LINE
((4.0V))
0.1V
((0.5V))
((0.6V))
((2.4V))
((0.5V))
SA-AK48
44
Summary of Contents for SC-AK48
Page 5: ...5 Precaution of Laser Diode 5 SA AK48...
Page 6: ...6 Location of Controls 6 SA AK48...
Page 7: ...7 Location of Controls for Remote Control Transmitter 7 SA AK48...
Page 14: ...14 SA AK48...
Page 15: ...15 SA AK48...
Page 17: ...17 SA AK48...
Page 19: ...19 SA AK48...
Page 20: ...20 SA AK48...
Page 21: ...21 SA AK48...
Page 22: ...22 SA AK48...
Page 23: ...23 SA AK48...
Page 26: ...26 SA AK48...
Page 28: ...28 SA AK48...
Page 30: ...8 12 Measure for tape trouble Follow the Step 1 Step 3 of item 8 1 30 SA AK48...
Page 53: ...53 SA AK48...
Page 77: ...18 Troubleshooting Guide SA AK48 77...
Page 78: ...SA AK48 78...
Page 87: ......
Page 94: ......
Page 95: ...22 Cabinet Parts Location 95 SA AK48...
Page 96: ...96 SA AK48...
Page 97: ...23 Mechanism Parts Location 97 SA AK48...
Page 98: ...98 SA AK48...
Page 99: ...24 CD Mechanism Parts Location 99 SA AK48...
Page 100: ...25 Packaging 100 SA AK48...