IC1105
BU2090AF-E2
SYSTEM CONTROL
8
2
1
3
4
5
6
7
10
2
1
3
4
5
6
7
8
9
1
2
3
4
5
6
7
4.7K
50K
25K
4.7K
4.7K
4.7K
50K
50K
50K
50K
25K
25K
H1101
CN1201
Q1218
DTA114EKA146
MOTOR DRIVE
R1232
1K
R1230
4.7K
Q1220
DTA143XKA146
MOTOR DRIVE
D
E
A
C
H
F
E
D
B
9
10
11
12
13
14
15
DMT
BP1
DOLBY
HI SP
T
APE
CLK
DA
T
A
GND
BP2
1H
REC
1M
2PL
Vcc
1PL
8
7
6
5
4
3
2
1
16
2M
Z1101
C1202
0.1
R1233
2.2K
M.GND
MO.GND
+B(5)
D.GND
Rch IN
Lch IN
A.GND
Rch OUT
Lch OUT
+B(3)
TO
MAIN (CONTROL)
CIRCUIT (CN304)
ON SCHEMATIC
DIAGRAM-17
R1144
10K
R1143
10K
B
A
D
C
VREF+
ADIN7
ADIN6
TPS
VREF-
MK CLK
MK DATA
+B(6)
TO
PANEL CIRCUIT
(H602) ON
SCHEMATIC
DIAGRAM-13
1
2
M
MOTOR
Q1203
2SD965RTA
MOTOR DRIVE
R1206
220
R1236
4.7K
R1235
4.7K
R1216 2.2K
C1
188
100P
C1
187
100P
R1215 2.2K
Q1208
DTC114TKA146
SOLENOID DRIVE
D1202
MA1
1
1TX
R1226
1K
R1227
1K
D1201
MA1
1
1TX
R1225
2.7
R1221
2.7
Q1209
DTC114TKA146
SOLENOID DRIVE
Q1206
2SB621RTA
SOLENOID DRIVE
Q1207
2SB621RTA
SOLENOID DRIVE
W1200
A
G
B
C
R1234
4.7K
SCHEMATIC DIAGRAM-8
C1201
16V100
R1
106
2.2K
TP10
TP9
:TAPE PLAYBACK SIGNAL LINE
:TAPE RECORDING SIGNAL LINE
:POSITIVE VOLTAGE LINE
14.8V
5V
5.1V
10.4V
((0V))
((5.1V))
((4.6V))
((0V))
((0V))
((0V))
((4.5V)) ((4.5V)) ((0V))
((5V))
((0V))
4.3V
0V
4.9V
((5V))
((5V))
((5V))
0V
((0V))
4.9V
((5V))
((0V))
((0.7V))
((0V))
10.4V
((10.4V))
((10.4V))
((9.2V))
((9.2V))
((0V))
((0V))
((5V))
((5V))
((4.5V))
((4.5V))
((9.2V))
((9.2V))