Sony CMT-BX3R / CMT-BX4R / HCD-BX3R / HCD-BX4R Service Manual ▷ View online
HCD-BX3R/BX4R
21
21
HCD-BX3R/BX4R
USB board
HEADPHONE board
FRONT PANEL board
MAIN board
POWER board
SPEAKER board
VOLTAGE SELECTOR board
tuner (FM/AM)
AMP board
5V REGULATOR board
REGULATOR board
CD board
MOTOR board
TOP PANEL board
(BX3R: E2, E51 models)
•
Circuit Boards Location
•
Note for Printed Wiring Boards and Schematic Diagrams
•
Indication of transistor
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
• C
: panel designation.
• A
: B+ Line.
• B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal conditions.
– CD Board –
no mark : CD PLAY
[
under no-signal conditions.
– CD Board –
no mark : CD PLAY
[
] : USB
– USB Board –
no mark : USB
– Other Boards –
no mark : TUNER (FM/AM)
(
no mark : USB
– Other Boards –
no mark : TUNER (FM/AM)
(
) : CD PLAY
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: AUDIO
f
: TUNER (FM/AM)
J
: CD PLAY
d
: USB
h
: AUDIO IN
•
Abbreviation
AR
AR
: Argentina model
E2
: 120V AC area in E model
E51
: Chilean and Peruvian models
MX
: Mexican model
RU
: Russian model
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
•
Abbreviation
E2
E2
: 120V AC area in E model
E51
: Chilean and Peruvian models
Ver. 1.1
HCD-BX3R/BX4R
22
22
HCD-BX3R/BX4R
CN001
S001
R402
C404
C403
R405
R408
IC401
R108
R109
C136
C135
R128
R130
R134
R135
R136
R129
R139
R143
R142
R140
C124
C125
C122
C123
R151
C138
C137
C140
C139
C142
C141
C143
R144
C100
C107
R414
C144
C146
C145
C147
C148
C149
C150
R148
R146
C105
C104
R145
R147
R149
R150
C118
C117
CN301
C303
C302
C301
R102
C127
C126
R101
C103
C113
C102
C101
C119
C120
R105
R106
C132
R104
R154
C116
R153
C109
C110
R110
IC101
R210
R209
R218
R208
R219
R207
R220
R206
R221
R205
R222
R204
R223
R203
R157
R156
R202
CN202
C152
C151
R224
M401
S201
M402
C405
C401
R415
R114
C153
R118
R212
R213
C106
C306
R303
R304
R302
R301
C307
Q301
C309
C128
C130
R155
C115
R111
R112
C133
R119
C112
C108
R214
R216
R121
R121
C201
C202
C204
C205
R201
C206
IC201
C207
R211
X102
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
1-866-548-
21
(21)
MOTOR BOARD
P
MAIN BOARD
CN311
DISC TRAY
OPEN/CLOSE
DETECT
OPEN T CLOSE
M
M001
(LOADING)
CD BOARD
(CONDUCTOR SIDE)
1-872-620-
11
(11)
(LIMIT)
M
(SPINDLE)
M
(SLED)
A
MAIN BOARD
CN305
TP124(VC)
TP121
(RFI)
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
1
3
5
4
CD BOARD
(COMPONENT SIDE)
1-872-620-
11
(11)
E
X102
6-5. PRINTED WIRING BOARDS – CD Section –
: Uses unleaded solder.
•
See page 21 for Circuit Boards Location.
(Page 27)
(Page 27)
HCD-BX3R/BX4R
23
23
HCD-BX3R/BX4R
6-6. SCHEMATIC DIAGRAM – CD Board –
•
See page 42 for Waveforms.
•
See page 42 for IC Block Diagrams.
•
See page 45 for IC Pin Function Description.
IC B/D
A
MAIN
BOARD
(1/4)
CN305
2
1
IC B/D
OPTICAL
PICK-UP
BLOCK
(KSM-213DCP)
M
M
DATA
CLK
CLK
+
+
+
R224
100
R121
100
R108
R109
100
R154
R153
C201
R304
R201
R110
R303
R203
R204
R205
R206
R207
R208
R209
R210
R219
R223
R222
R221
R218
R112
R202
R211
Q301
R301
C202
R157
TP121 (RFI)
TP124 (VC)
R156
CN301
R101
C401
R415
R102
R128
R129
R143
R142
R139
R114
R140
R151
R220
R150
R212
IC101
R105
R106
IC201
X102
C301
C307
C309
C100
C138
C153
C151
C204
C130
C128
C113
C127
C126
C103
C102
C120
C118
C117
C101
C124
C125
R145
R146
R147
R148
R149
C149
C105
C143
C146
C145
C148
C104
C405
C404
C403
C205
C116
C133
CN202
C110
R111
C115
R155
C109
C132
R104
C123
C122
C139
C150
R136 R135
R134
C112
C108
R119
R118
C136
C107
R130
R144
C144
C147
C140
C137
C141
C142
C106
R302
C306
C303
C302
R405
R402
R408
R414
C207
C152
C206
IC401
1M
1M
100
10V
10V
2.2
0
10k
2.2
100
100
100
100
100
100
100
100
100k
100k
100k
100k
100k
100
0
100
2SA2119K
100k
100
10V
10V
100
100
16P
220
220
10V
10V
47k
10k
470k
1k
47k
22k
47k
10k
0
0
100k
0
TK63115SCL-G@GT
0.1
1
0.001
0.1
470p
470p
0.1
0.1
0.0022
0.1
0.1
0.1
0.01
0.01
0.022
C119
0.022
0.022
0.1
0.0047
0.0047
0
0
0
0
0
22p
0.1
0.01
470p
0.01
47p
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
100
22
6.3V
47
0.1
0.1
0
470p
470p
0.01
0.001
22k
470k
1M
0.1
0.1
47p
0.1
4.7k
22k
0.1
0.1
0.01
0.01
0.0022
0.1
100
10V
10V
0
100
10V
10V
10
10
10k
2.2k
2.2k
4.7k
1
470p
1
BA5826SFP-E2
SP-
SP+
SL+
SL-
100
R213
100
R214
100
R216 100
1M
1k
16.9344MHz
TC94A70FG-008 (S, D)
5p
5p
27P
0
100k
IC101
CD-MP3 PROCESSOR
IC401
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC201
+1.5V REGULATOR
SP-
SP+
SL+
SL-
M401
(SPINDLE)
M402
(SLED)
AUTOMATIC POWER
CONTROL
S201
(LIMIT)
0.1
(Page 28)
HCD-BX3R/BX4R
24
24
HCD-BX3R/BX4R
6-7. PRINTED WIRING BOARD – USB Board –
: Uses unleaded solder.
•
See page 21 for Circuit Boards Location.
R928
CN904
C902
C903
C904
C905
C907
R983
R901
R937
R938
C901
IC915
C916
C917
C918
D905
R913
R915
X901
C909
R919
C910
C912
R981
R985
R986
C908
R922
C913
R934
C915
C906
C922
C921
R977
R978
R979
R932
R982
R984
R976
CN907
CN908
EP901
CN902
RB922 RB921
IC921
RB924
RB923
R975
R974
R973
R972
R971
R970
R902
R941
R943
R904
R944
R905
R906
R903
R942
R907
C930
FB902
D901
FB901
R917
R916
D902
C920
R925
R926
R924
R923
C914
R920
R921
R945
R933
R950
R947
JR902
IC901
B
MAIN BOARD
CN304
USB BOARD
(COMPONENT SIDE)
1-872-405-
21
(21)
1-872-405-
USB BOARD
(CONDUCTOR SIDE)
(CHASSIS)
K
A/K
A
A/K
A
K
(NC)
D
5V REGULATOR
BOARD
CN315
3
1
4
5
A/K
K
A
A
B
C
D
1
2
3
4
5
6
7
8
9
10
1
4
(USB)
21
(21)
21
L901
•
Semiconductor
Location
Location
Ref. No. Location
D901
C-9
D902
C-10
D905
C-1
IC901
B-8
IC915
B-1
IC921
B-7
(Page 26)
(Page 27)
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