SCHEMATIC DIAGRAMS
COMPACT COMPONENT SYSTEM
No.20805BSCH
JUL. 2000
COPYRIGHT
2000 VICTOR COMPANY OF JAPAN, LTD.
MX-J550R
MX-J550R
Area Suffix
EE
Russian Federation
COMPACT
DIGITAL AUDIO
CA-MXJ550R
SP-MXJ550
SP-MXJ550
TAPE
A/B
FADE
MUTING
FM MODE
RMSMXJ500J REMOTE CONTROL
SLEEP
ACTIVE
BASS EX.
SOUND
MODE
REC
START/STOP
+
This model is EE version that is added to the preceding model,
the MX-J550R.Therefore the service manual for this model is
consisting of Standard schematic diagrams(Power trans./Tuner/Polar),
Printed circuit board(Polar) and Parts list(except the mechanism part) only.
For others, please refer to the service manual for
MX-J550R/MX-J552R(issue No.20805).
Standard schematic diagrams -------- 1
Printed circuit board --------------------- 4
Contents
Supplement
*Please refer to "CD-ROM No.SML200007 (20805Bpar)" for the parts list section.
AB
C
D
E
F
G
1
2
3
4
5
1
MX-J550R
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
T001
F101
F001
F102
QQT0276-002
T3.15A
T1.6A
T3.15A
Standard schematic diagrams
Power transformer section
H
AB
C
D
E
F
G
1
2
3
4
5
2
MX-J550R
FM/TUNER signal
AM signal
TU1
Q4
C52
CF3
R5
CF1
CN1
Q2
C51
IC3
C74
C12
C11
R15
R17
C14
C15
C13
R16
C75
L70
C16
R29
R41
R21
R28
C54
C22
C72
R27
C25
C6
CF2
C55
C7
C26
C45
R38
C44
C50
C42
R39
C43
R37
C21
C36
R31
C73
C48
C30
C27
R32
C23
C76
C24
CN3
C59
C18
D1
R30
T1
C71
C70
D2
D3
C58
D4
C53
C57
C20
Q3
Q5
Q1
L1
C10
L3
C56
L2
J1
C17
R33
R3
R4
R2
C2
R23
R25
IC2
R14
X1
R24
R26
R71
D11
R72
IC1
R73
R10
C46
C47
R34
C34
C32
C31
C40
C35
R36
R12
C39
C38
R35
C37
R18
C41
C33
R19
R20
R22
C19
X70
R70
C4
C1
R11
R13
R40
C3
R6
C9
R60
C60
QAU0036-001
DTA114YKA-X
0.27
QAX0610-001Z
120
QAX0403-001
QGF1205F1-13
2SC2412K/R/-X
1/50
LC72723
0.1
LC72136N
0.047
0.022
3.3K
68
100/10
12P
12P
4.7K
10/50
100
12P
10K
3.3K
5.6K
10K
0.047
150P
560P
10K
LA1838
100/10
0.001
QAX0403-001
33P
0.001
0.001
10/16
39K
10/16
22/16
0.0018
39K
0.0018
10K
0.022
1/50
1K
0.1
0.0022
100/16
0.001
1K
150P
330P
150P
QGF1205C1-11
0.001
0.47/50
1.2K
QQR0793-001
22P
22P
0.047
22/16
0.001
1000P
QQR1094-001
2SC2412K/R/-X
DTA114YKA-X
2SC2814/4-5/-X
12P
4.7
10P
33
QNB0014-001
0.001
330
220K
330
330
0.01
1.8K
330
100K
QAX0402-001
10K
2.2K
1K
1SS133
1K
1K
2.2K
0.022
1/50
47
0.022
0.047
22/16
10/16
0.047
3.3K
4.7k
1/50
0.22/50
5.6k
1/50
1K
10/16
0.047
1K
1K
4.7K
0.047
QAX0263-001Z
10K
0.01
0.1
4.7k
10K
27K
10/16
0
POLAR
5.6V
RIN
LIN
RDD
A
RDCL
STEREO
D.
G
N
D
LOUT
CE
R
OUT
9V
CK
D
ATA
FMIN
GND
MX-J550R EE
Tuner section
AB
C
D
E
F
G
1
2
3
4
5
3
MX-J550R
FM/TUNER signal
C115
C124
D111
Q11
Q12
Q10
C129
R122
C117
C118
D101
D100
C131
C122
C110
C130
R111
R117
R115
CN100
D103
C128
R128
IC7
R134
R132
Q13
R133
C126
C127
R136
R123
L100
C123
R135
C132
IC8
R113
C125
D110
R127
R124
R125
R121
R126
R138
R120
R112
R119
C120
C119
C121
C111
C114
C113
C116
R114
R110
VR100
IC6
R116
D102
R129
R130
R118
R131
R137
D104
270P
0.01
1SS133
KRC102M-T
KTC3199/GL/-T
KTC3199/GL/-T
1/50
220K
4.7/50
4.7/50
RB721Q-T2
RB721Q-T2
1/50
220P
1/50
1/50
56K
62k
180K
1SS133
3.3/50
47K
BA15218
270K
1K
KRC102M-T
270K
1/50
1/50
180K
220K
QQR0522-001
220P
180K
1/50
BA15218
56K
1/50
1SS133
47K
10K
10K
33K
33K
220K
220K
10K
220K
0.0022
0.0022
22/10
3.3/50
0.01
0.01
270P
5.6k
12K
20k
B
U
4066BC
220K
1SS133
100K
100K
10K
47K
220K
1SS133
STEREO
FMIN
GND
RIN
5.6V
POLAR
LOUT
LIN
ROUT
TUNED
EE
MX-J550R
POLAR Section
AB
C
D
1
2
3
4
5
4
MX-J550R
-MEMO-
Printed circuit board
POLAR Board
C110
C111
C113
C114
C115
C116
C117
C118
C119
C120
C121
C122
C123
C124
C125
C126
C127
C128
C129
C130
C131
C132
D100
D101
D102
D103
D104
D110
D111
IC6
IC7
IC8
L100
Q10
Q11
Q12
Q13
VR100
R111
R112
R113
R114
R115
R116
R117
R118
R119
R120
R121
R122
R123
R124
R125
R126
R127
R128
R129
R130
R131
R132
R133
R134
R135
R136
R137
R138
R110
CN100
11
1
CN100
GND
5.6V
FMIN
POLAR
STEREO
LOUT
ROUT
LIN
RIN
TUNED
1
11
5
4
8
5
8
1
14
1
8
B
E
E
B
E
B
1
4
EB
7
T002