Read Sony CX-LDB10 / CX-LDB20 Service Manual online
SERVICE MANUAL
Ver. 1.3 2006.09
SUPPLEMENT-1
Subject: Board changed to suffix -13 from suffix -12.
CX-LDB10/LDB20
AEP Model
E Model
CX-LDB10/LDB20
Australian Model
CX-LDB10
9-879-549-81
Parts number of printed wiring board changed to suffix-13 from suffix-12.
It has any difference between suffix-12 and suffix-13.
This supplement-1 describes printed wiring boards, schematic diagrams and
electrical parts list about printed wiring boards suffix-13.
Refer to original service manual (9-879-549-0[]) for other information.
It has any difference between suffix-12 and suffix-13.
This supplement-1 describes printed wiring boards, schematic diagrams and
electrical parts list about printed wiring boards suffix-13.
Refer to original service manual (9-879-549-0[]) for other information.
Before change: 1-865-484-12
After change: 1-865-484-13
After change: 1-865-484-13
Before change: 1-865-483-12
After change: 1-865-483-13
After change: 1-865-483-13
Before change: 1-865-739-12
After change: 1-865-739-13
After change: 1-865-739-13
Before change: 1-865-485-12
After change: 1-865-485-13
After change: 1-865-485-13
Before change: 1-865-487-12
After change: 1-865-487-13
After change: 1-865-487-13
Before change: 1-867-118-12
After change: 1-867-118-13
After change: 1-867-118-13
Before change: 1-865-486-12
After change: 1-865-486-13
After change: 1-865-486-13
MAIN BOARD
CONTROL BOARD
AUX BOARD
REG BOARD
HEADPHONE BOARD
POWER BOARD
(1)
POWER BOARD
(2)
(COMPONENT SIDE)
(COMPONENT SIDE)
(COMPONENT SIDE)
(COMPONENT SIDE)
(COMPONENT SIDE)
(COMPONENT SIDE)
(CONDUCTOR SIDE)
• How to distinguish
Location of parts number on changed wiring board
2
CX-LDB10/LDB20
DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in
Note:
• All capacitors are in
µ
F unless otherwise noted. (p: pF).
50 WV or less are not indicated except for electrolytics and
tantalums.
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 un-
der no-signal (detuned) conditions.
no mark: CD ON
no mark: CD ON
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: TUNER
J
: CD PLAY
E
: TAPE PLAY
j
: TAPE REC
f
: AUX IN
• Abbreviation
AUS
: Australian model
AR
: Argentine model
E51
: Chilean and peruvian models
KR
: Korean model
MX
: Mexican model
RU
: Russian model
SP2
: Singapore model
SP6
: Singapore and Malaysia model
TW
: Taiwan model
For Printed Wiring Boards.
Note:
•
Note:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
W
: indicates side identified with part number.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
Note: The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Caution:
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.
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.
• Indication of transistor.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
•
Waveforms
– CONTROL Board –
7
IC401
0
(I-XT1)
8
IC401
qd
(XIN-16 MHz)
3.7 Vp-p
1 V/DIV, 10
µ
s/DIV
30.5
µ
s
2.9 Vp-p
1 V/DIV, 50 ns/DIV
100 ns
3
3
CX-LDB10/LDB20
CX-LDB10/LDB20
PRINTED WIRING BOARD — MAIN SECTION —
•
:Uses unleaded solder.
R612 R613 R614 R615
R616
R606
C606
Q602
R604
R619
R620
R621
R622
R611
D602
R332
D354
R605
Q356
R369
R384
R324
D013
D014
D699
D605
R353
R352
R351
D353
D018
R031
C027
C041
C028
R042
C029
C044
R044
R063 R064
R062 R061
C321 C323
R338
R340
R334 R336
R339
R337
R335
R333
C315
C313
R610
C319
C608
R372 R373
R374
R375
R376
R331
R377
C320
R370
D358
D359
C370
R344
R342
R322
C314
C316
JC003
Q355
R274
C268
R275
R276
R273
C016
C015
D011
C026
C048
C025
C047
Q003
L001
R008
Q004
JC002
Q019
Q008
Q016
Q015
Q007
Q014
Q013
D006
R010
R011
Q005
D009
R019
R018
R020
R033
R007
D008
R014
R013
R012
R035
D019
C023
R029
R034
R056
R057
R058
R040
R041
R053
R054
R055
R038
R037
R036
R015
R039
D031
C011
R269
R268
D015
R129
R123
R124
R246
R246
R247
R248
R249
R255
R256
R257
R258
R259
R130
R253
R254
R252
R117
C107
R121 R103
C103
C104
R104
C145
C146
R189
R190
R191
R170
R192
C141
R179
R180
R180
C257
R261
R185
R177
R177
R178
R186
R162
R161
R158
R154
R144
R146
R148
R147
R150
R153
R149
R143
R145
R145
R160
R159
R156
R156
R157
R155
R155
C150
R266
R282
R284
R281
R272
R265
R203
R204
R271
R267
R267
R283
C149
C129
C130
C142 C144
C132
C134
C134
C131
C133 C154 R202
R201
C153
C140
C139
C143
R172
C138
C136
C137
C135
C113 C111
R118
C108
R122
C114 C112
D252
C252
R256
C253
R128
R127
R068
C014
C042
R270
Q256
R021
R022
R023
R024
R025
D012
R137
R139
C119
C121
C123
C124
C122
C120
R140
D253
D251
R262
R251
R110
R108
R107
R109
R115 R108
C108
R193
R195
R194
R196
R148
R183
C147
R181
R173
R187
R174
R175
R176
R184
R182
Q103
Q104
R101
R102
R188
R116 R112
C102
R138
C116
C128
C126
C125
C127
C117 C115
R165
R163
R168
R170
R264
R263
Q102
Q101
Q252
Q253
Q254
D254
R166
R164
R167
R169
C118
FB251
C322
C324
R321
R341
R343
R320
D202
Q202
R318
R314
R316
R316
R326
C318
D201
Q201
R317
R313
R315
R325
C317
C357
C355
TH351
C310
R306
D355
R358
R355
R354
D356
C309
R305
R365
C301
C607
C609
D603
R005
R002
R004
C049
R009
C008
R016
R017
Q017
Q002
R345
R302
C363
C302
R346
Q354
R364
R366
R319
C353
R380
C365
JC351
D027
D026
R381
C371
R308
R328
R304
R307
C306
R350
C305
C352
R359
R379
Q353
R362
R363
R367
Q606
R327
R329
R303
R301
Q604
D604
D002
D023
D024
R003
Q001
C033
C034
R001
Q605
R618
R617
R383
R027
Q012
R032
C043
R045
R046
R060
C052
C038
D025
R065
Q050
Q051
R066
C019
R030
R067
D017
R323
R347
C 2 5 8
J W 3 5 1
J W 3 5 2
C 2 6 1
C259
CN101
C262
C263
JW356
JW348
JW345
JW344
C 1 0 5
C 1 0 6
C 0 1 8
C017
JW322
JW321
JW324
JW400
JW335
JW336
C020
JW319
C 1 5 6
C 0 4 5
C 1 5 5
JW307
JW302
W101
JW310
JW301
C 0 3 7
C 0 3 6
JW323
JW320
JW338
JW338
JW337
JW341
JW340
JW339
C264
C265
D255
JW357
Q257
JW399
C 0 1 3
Q020
C012
C 0 2 2
C 0 2 1
Q009
Q006
C051
C031
Q603
C 0 0 3
C 0 0 4
C 0 2 4
C N 0 0 2
C 0 0 2
C 0 0 1
W C 2
J W 3 7 6
J W 3 7 7
J W 3 7 8
J W 3 9 7
J W 3 8 8
J W 3 8 9
J W 3 9 0
J W 3 9 1
J W 3 9 2
J W 3 9 3
J W 3 9 4
J W 3 9 5
J W 3 9 6
C 0 0 7
C 0 5 3
C 0 5 4
W104
J W 3 7 9
J W 3 8 0
J W 3 8 1
C 0 0 5
C 0 0 6
C 0 0 9
J W 3 8 5
C 0 4 6
J W 3 8 6
E P 0 0 1
C035
J W 3 7 3
W 1 0 3
J W 3 7 4
C 3 0 3
C 3 6 0
C 3 1 1
C 3 1 2
C 3 0 4
J W 3 6 7
J W 3 7 0
J W 3 7 1
J W 3 6 9
J W 3 6 8
C 3 5 6
J W 3 6 5
J W 3 1 3
J W 3 1 2
J W 3 0 9
J W 3 0 3
J W 3 0 4
J W 3 0 5
J W 3 0 6
E P 3 5 1
C 0 5 0
J W 3 3 3
J W 3 3 2
J W 3 3 1
J W 3 3 0
J W 3 2 9
J W 3 2 8
J W 3 2 7
J W 3 2 6
J W 3 1 6
J W 3 1 5
J W 3 1 4
Q 0 1 1
C N 0 0 4
Q 0 1 8
J W 3 1 8
J 3 0 2
R Y 3 5 1
J W 3 0 8
C 6 0 4
Q 6 0 1
C N 6 0 1
J W 3 1 1
J W 3 1 7
J W 3 6 6
C 3 5 8
R 3 1 2
J W 3 6 0
R 3 1 0
R 3 1 1
J W 3 6 1
R 3 0 9
J W 3 6 2
J W 3 6 3
C 3 5 4
L 3 0 1
L 3 0 2
JW334
JW325
W C 3
R361
JW359
JW358
C 3 5 9
CN001
R360
JW364
JW375
J W 3 8 4
J W 3 8 3
J W 3 8 2
J W 3 7 2
J W 3 8 7
JW300
C 2 6 0
Q 2 5 5
C 1 5 7
J W 3 9 8
C 1 5 8
C 2 6 7
C 2 6 6
C 0 1 0
T 2 5 1
J W 3 5 5
C N 1 0 2
JW350
JW349
J W 3 5 3
J W 3 5 4
J W 3 4 7
J W 3 4 3
C 1 1 0
J W 3 4 6
J W 3 4 2
C 1 0 9
C N 0 0 3
Q 0 1 0
C 3 5 1
C 2 5 4
C 2 5 1
W C 4
IC101
IC002
IC301
IC003
D251
R262
1
2
A
B
C
D
E
F
G
H
3
4
5
6
7
8
9
10
11
1-865-483-
MAIN BOARD
LDB10
LDB20
LDB20
LDB10
AEP
LDB10
LDB20
EXCEPT AEP,UK
LDB20
D031
13
(13)
S
S
1
28
15
14
S
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
SPEAKER
IMP:6
DECK
(REC/PLAYBACK/ERASE)
TAPE
MECHANISM
L CH
REC/PB
HEAD
R CH
ERASE
HEAD
AUX BOARD
W702
C
CONTROL BOARD
CN403
D
POWER (2) BOARD
W901
E
REG BOARD
1-867-118-
W104
1
1
3
3
HEADPHONE BOARD
CN701
F
FAN
CD BOARD
CN201
(Page 18)
A
CONTROL BOARD
CN401
B
E
E
E
E
E
E
E
E
E
E
E
LDB20
LDB20
13
(13)
R
L
J302
(CHASSIS)
(CHASSIS)
SUPPLEMENT-1
Page 7
SUPPLEMENT-1
Page 11
SUPPLEMENT-1
Page 9
SUPPLEMENT-1
Page 7
SUPPLEMENT-1
Page 11
• Semiconductor Location
Ref. No.
Location
D002
H-5
D006
G-6
D008
G-7
D009
F-7
D011
E-7
D012
E-9
D013
C-4
D014
C-4
D015
E-8
D017
C-6
D018
C-4
D019
G-7
D023
H-5
D024
H-5
D025
C-5
D026
F-5
D027
F-5
D031
E-8
D201
F-2
D202
E-2
D251
C-7
D252
C-8
D253
C-7
D254
B-10
D255
D-9
D353
D-5
D354
B-3
D355
G-2
D356
G-2
D358
E-2
D359
E-2
D602
B-3
D603
G-4
D604
H-5
D605
C-5
D699
B-3
IC002
F-6
IC003
G-9
IC101
C-8
IC301
F-3
Q001
H-5
Ref. No.
Location
Q002
H-5
Q003
F-6
Q004
G-6
Q005
G-6
Q006
G-6
Q007
G-7
Q008
G-7
Q009
G-7
Q010
B-6
Q011
B-4
Q012
C-4
Q013
G-7
Q014
G-7
Q015
G-7
Q016
H-7
Q017
H-5
Q018
B-5
Q019
G-6
Q020
E-8
Q050
B-5
Q051
B-5
Q101
B-10
Q102
C-10
Q103
B-10
Q104
C-10
Q201
F-2
Q202
E-2
Q252
B-10
Q253
B-10
Q254
B-10
Q255
C-10
Q256
E-10
Q257
E-9
Q353
G-2
Q354
G-3
Q355
D-5
Q356
C-3
Q601
B-2
Q602
B-3
Q603
H-4
Q604
H-4
Q605
H-4
Q606
H-3
4
4
CX-LDB10/LDB20
CX-LDB10/LDB20
SCHEMATIC DIAGRAM — MAIN SECTION (1/3) —
1
MAIN BOARD
(3/3)
2
MAIN BOARD
(2/3)
C
AUX BOARD
W702
SUPPLEMENT-1
Page 6
Page 6
SUPPLEMENT-1
Page 12
Page 12
SUPPLEMENT-1
Page 5
Page 5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0.5
-4.4
0
0
2.7
0
0
3.1
2.7
2.7
0
3.1
3.1
3.1
3.1
0
0
0
3.1
3.1
0
0
no mark : CD ON
CN102
7P
CN101
3P
MAIN BOARD
(1/3)
IC101
1 2
3
4 5 6
7
8 9 10 11 12 13
5
14
15
16
17
18
19
20
-TE-17
UDZSTE-174.3B
UDZSTE-174.3B
-T2B
-T2B
-T2B
TE-17
-TP1
TP-1EF
TP-1EF
-TP1
INPUT SELECT,
ELECTRICAL
VOLUME
Q101-Q103
Q252-Q254
Q252-Q254
REC/PB
SWITCH
10k
10k
2.2k
2.2k
16V
16V
4700p
4700p
4700p
4700p
4700p
4700p
100
100
22k
10k
10k
22k
47k
47k
470p
470
0
470p
470
0
C268
R273
10
R275
10
R274
10
R276
10
0.1
0.0022
0.0022
C121,C122
LDB10 : 0.0047
LDB20 : 0.01 25V
*
*
2
*
*
2
*
2
1
*
1
*
1
*
1
R247,R248,R249
LDB10 : 4.7K
LDB20 : 10K
3
JW338
*
3
JW338
LDB10 : 470 1/4W
LDB20 : JW
2.2K
S
S
S
1
1
3
7
ERASE HEAD
REC/PB
HEAD
TAPE MECHANISM DECK
(REC/PLAYBACK/ERASE)
(REC/PLAYBACK/ERASE)
