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MX-J100
Block diagrams
Main section
5
4
3
2
1
MIC/V.M/ECHO OPTION
A
B
C
2-1
1 3 4 2 5
MX-J100
IN
IN
IN
IN
VREF
SP
TE
EF
SL
33.30 29.25 22.24.23
ASSP NIC 9223 KB9223
31 35.36.37 38
LOCK.SMEF.WDCH.SMON.SMSD
2
10
RESET
OPEN/CLOSE MOTOR UP/DOWN MOTOR ROULETTE MOTOR 40
R-CH
L-CH
ISTAT
FOK MOTOR CONTROL S/W SENSOR
MCK. MDATA. MLT
SQDT. LKFS. SOS1
SQCK
SIC1,SIC2,SIC3
A. GND
SCW1 MICOM CTRL LINE
SCW4 POWER / AUDIO LINE
MAIN PCB
MAIN PCB
GND
B+
2-2
PICK - UP
A.B.C.D.E.F EFM.TRCNT 66.69 9 LD.PD 8 TRACKING ACTUATOR FOCUSING ACTUATOR 16.9344MHz
DISC
CD section
SLED MOTOR
SPINDLE MOTOR
A
26 TRK+ TRKFCS27 1 2 SP-
11
12
SP+
17 +5V
DIGITAL SIGNAL PROCESSOR 6
SL-
MOTOR/ACTUATOR DRIVER NIC 9258 KA9258
10 10.70.72 73.75.76 19 25 3 R
18
SL+
NIC9286 KS9286
19
B
46 50 67.68 36.37.38 68 48 71 69.70 65.66. 27
21
G
NIC9223 KB9223
20 L
P/U IN LIMIT S/W
41
43
25.26.30
29
C
D
MX-J100
Standerd schematic diagrams
Front section
5
4
3
2
1
UC30 470/10V
A
B
C
D
E
F
G
2-3
MX-J100
CD section
5
4
CD signal
3
2
1
A
B
C
2-4
D
E
F
G
H
MX-J100 Main section
5
AUX signal CD signal Tape signal Main signal Tuner signal
6P
6P
4
3.3K 47/50V AR206 8.2K 47(1/4W) AC101 47/16V
AR208
3
2
1
DR203 22K
FC100 100/16V
10K
Parts are safety assurance parts. When replacing those parts make sure to use the specified one.
A
B
C
D
E
F
G
2-5
MX-J100 Tuner section
5
4
3
2
FM/TUNER signal AM signal
1
A
B
C
2-6
D
E
F
G
H
MX-J100
Printed circuit boards
Main board
5
4
3
2
1
A
B
C
D
E
F
G
2-7
MX-J100 CD board
5
4
3
2
MIC / Headphone board
1
A
B
C
2-8
D
E
F
G
H
MX-J100
Front board
5
4
3
2
1
A
B
C
D
E
F
G
2-9
MX-J100
Tuner board
5
4
3
2
1
A
B
C
2-10
D
E
F
G
H