Sony CMT-BX5 / HCD-CBX5 Service Manual ▷ View online
HCD-CBX5
HCD-CBX5
21
21
R970
R971
R972
R973
R974
R975
R976
R977
R979
R978
R932
R982
R984
RB922
RB921
RB923
RB924
C907
C906
C921
R901
C901
R937
R983
C902
JR902
C903
C922
R907
R90
6
R905
R904
R903
R902
R917
R915
R913
C908
R919
C909
R916
C910
C912
R944
R943
R942
R941
C905
C904
R933
R934
R938
C915
C913
C914
R981
R922
R924
R923
R921
IC921
CN904
R926
R925
C920
IC915
C916
R920
CN905
CN902
EP901
CN908
FB901
C930
D905
D902
C918
C917
R946
R948
IC901
R928
D901
X901
R949
100
100
100
100
100
100
100
100
100
100
100
100
100
47
47
47
47
0.1
0.1
0.1
10k
0.1
100
100
10
16V
0
10
16V
0.1
4.7k
4.7k
4.7k
4.7k
4.7k
4.7k
0
10k
100k
0.1
100
22p
0
22p
10p
100k
100k
100k
100k
0.1
10
16V
0
10k
100
0.1
0.1
0.1
100
100k
27
27
100k
IS61LV6416-10T
7P
15k
15k
0.1
R5523N001BTR-F
0.1
10k
19P
4P
2P
0.1
4.7k
4.7k
0
9MHz
4.7k
A13
A14
A15
D0
D1
D2
D3
D4
D5
D6
D7
RD
WR
LB
UB
SRAM-CS
A8
A9
A10
D7
D4
D5
D6
WR
D0
D1
D2
D3
SRAM-CS
A11
A12
A13
A14
A15
LB
UB
RD
A7
A8
A9
A10
A11
A12
A4
A5
A6
D12
D13
D14
D15
A4
A5
A6
D8
D9
D10
D11
D12
D13
D14
D15
BUS0
BUS1
BUS2
BUS3
BUC
K
CCE
USB-SI
USB-SO
DO
USB
-RS
T
LRC
K
BCK
REQ
ST-REQ
A-IN
GATE
LRCK
CCE
BUCK
BUS3
BUS2
BUS1
BUS0
DO
DI
USB-SO
USB-SI
BCK
A-IN
GATE
REQ
ST-REQ
USB-RST
DI
A7
A16
A16
A1
A2
A3
A1
A2
A3
D11
D10
D9
D8
BOOT
AMO
TXD1
RXD1
RES
ET
BOOT
AM0
TXD1
RXD1
RESET
EN
FLG
EN
FLG
MC2837
MC2837
10
220
6.3V
TMP92CD28AFG-6UJ5
MC2837
D+
D-
AM0
DVSS
DVSS
RV
O
U
T
1
RV
IN
RV
IN
RV
O
UT2
DVSS
DVSS
DVS
S
AM1
X2
DVS
S
X1
VBUS-5V
DVDD3.3V
DVSS
LRCK
CCE
BUCK
BUS3
BUS2
BUS1
BUS0
USB-RST
ST-REQ
REQ
GATE
A-IN
BCK
VBUS-GND
BOOT
RESET
RXD1
TXD1
DVSS
VCC
AM0
DI(CTS)
DO(RTS)
USB-SI(RXD)
USB-SO(TXD)
NC
A6
A5
A4
A3
NC
I/O8
I/O10
I/O11
VDD
GND
I/O12
I/O13
I/O14
I/O15
A2
A1
A0
I/O9
NC
A7
A8
A9
A10
I/O7
I/O6
I/O5
I/O4
GND
VDD
I/O3
I/O2
I/O1
I/O0
A11
A12
A13
A14
A15
WE
CE
LB
UB
OE
A13
GND
D+
D-
VBUS
(CHASSIS)
EN
GND
OUT
IN
FLG
(USB)
(NC)
S-RAM
VBUS POWER ON/OFF SWITCH
A12
A11
A10
A9
A8
DVCC
A7
A6
A5
A4
A3
A2
A1
A0
D15
D14
D13
D12
D11
D10
D9
D8
DVCC
D7
D6
D5
D4
D3
S2
D1
D0
DVS
S
DVCC
DVCC
DVS
S
NO USE
NO USE
NO
USE
DVCC
G-3
NO USE
NO
USE
DI
G-2
G-1
ST-REQ
REQ
DVCC
GATE
DATA
BCK
SCL
SDA
NO USE
RXD1
TXD1
CLOCK
DATA
DO
NO USE
USBPON
USBOC
DVCC
BOOT
NO USE
SRL
UB
SRL
LB
RD
WR
CS2
DVCC
NO USE
/CCE
/BU
CK
BUS3
BUS2
BUS1
BUS0
A16
A15
A14
USB CONTROLLER
LRCK
/RESET
0
FB902
0
L901
6-7. SCHEMATIC DIAGRAM - USB Board -
• See page 27 for Waveforms. • See page 36 for IC Block Diagrams. • See page 37 for IC Pin Function Description.
(Page 24)
(Page 22)
HCD-CBX5
HCD-CBX5
22
22
CN315
CN324
CN314
IC305
IC306
C325
D305
C335
C380
C373
R437
R424
1-873-146-
5V REGULATOR BOARD
M
MAIN BOARD
CN312
L
MAIN BOARD
CN312
REGULATOR BOARD
1-873-951-
13, 14
(13, 14)
D
USB BOARD
CN908
3
1
3
1
3
1
3
1
2
1
A
B
1
2
3
13, 14
(13, 14)
C335
CN314
IC305
C380
C373
CN315
R424
D305
CN324
IC306
R437
C325
0.1
100
16V
3P
1
0.1
2P
470
1N4002
3P
KIA7805
10
VBUS-5V
VBUS-GND
G
G
I
I
O
O
+9V REGULATOR
IC305_O
IC305_G
IC305_I
IC306_O
IC306_G
IC306_I
+5.4V REGULATOR
KIA7809
6-8. PRINTED WIRING BOARDS - REGULATOR Section -
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
6-9. SCHEMATIC DIAGRAM - REGULATOR Section -
(Page 20)
(Page 23)
(Page 23)
(Page 21)
(Page 26)
(Page 26)
HCD-CBX5
HCD-CBX5
23
23
EP303
JW395
JW460
C324
JW343
JW342
JW326
JW360
D314
JW478
JW413
X301
JW325
JW411
JW417
C113
Q392
Q391
R312
JW425
JW410
JW329
JW409
JW437
JW387
CN312
JW373
JW394
JW383
C20
8
JW354
CN322
JW386
JW306
JW339
CN305
JW397
JW388
JW461
JW479
JW422
JW344
JW340
JW348
JW367
JW357
JW444
JW341
JW335
CN306
JW374
JW349
JW352
JW419
JW308
JW31
1
JW456
R308
JW322
JW359
JW363
JW356
JW338
JW399
JW314
JW389
JW345
JW446
JW487
JW429
JW462
JW381
JW358
JW375
JW435
JW391
JW473
JW309
JW477
JW384
JW318
JW304
JW353
JW400
JW320
JW392
JW380
JW378
JW404
JW458
JW403
JW426
JW379
JW327
JW371
JW441
JW434
JW432
JW421
R314
C350
JW398
X302
C344
JW301
C364
CN311
IC311
C319
CN318
CN316
C349
CN321
CN303
C369
JW351
JW420
JW439
D32
1
C37
2
C363
C352
C353
CN304
JW424
JW372
JW361
JW463
JW443
C207
C108
C107
C116
C367
C216
C301
C224
C213
C124
JW369
JW445
C371
C377
C379
JW305
Q390
C322
JW465
JW475
JW436
JW466
D315
D312
D331
JW328
JW416
JW459
JW390
JW504
JW393
JW303
JW321
JW442
JW370
JW396
JW319
C391
JW310
JW415
D318
JW401
D308
JW350
CN310
JW365
JW368
JW431
JW423
JW414
JW433
JW347
JW337
JW455
JW334
JW470
JW408
JW336
JW503
JW355
C375
JW484
EP302
JW376
JW427
JW454
L302
JW307
JW474
JW346
JW480
C336
C303
JW430
JW468
JW377
C351
JW302
JW471
JW428
JW472
JW418
JW476
JW457
JW483
JW467
L301
JW412
JW453
EP301
JW490
C394
CN309
JW485
JW440
C320
IC301
R432
JR207
JR107
D332
JR3
01
Q314
Q318
R103
R203
R109
R110
R209
R210
JR486
Q393
R305
R381
C302
D309
C361
C242
R344
R322
R310
R315
R307
R306
R317
R321
D304
Q30
3
JR494
D324
JR303
JR478
JR485
IC310
R218
JR304
JR470
JR305
JR481
JR469
JR479
C31
1
JR475
JR421
JR492
JR491
R102
JR212
R301
R302
R303
R30
4
R309
R311
R313
R318
R316
R417
R319
R320
R325
R326
R327
R328
R329
R330
R429
R430
R331
R332
R333
R334
R335
R336
R337
R338
R339
R340
R433
R434
R441
JR201
JR483
R446
R457
R365
R366
R367
R368
R369
R370
R371
R372
R473
R474
R375
D310
D31
1
R385
R386
R388
R389
R390
R391
R392
R393
R394
R395
R490
R491
R491
R492
R493
R494
R486
R497
R30
0
C333
C31
0
C346
R412
Q309
C316
JR482
R466
R465
C340
C342
C341
R464
R472
R477
R467
R468
R408
R462
R426
R205
R206
R105
R106
R387
IC304
JR474
Q333
R425
R118
C142
C354
JR484
C368
R442
C243
R444
R445
R454
Q103
Q203
Q340
Q341
R101
R201
R345
R227
C339
C386
JR472
Q313
Q311
R414
R40
7
R406
C305
Q305
C106
Q306
R404
JR476
JR489
JR495
C355
JR422
C356
JR505
C330
JR302
JR101
R463
Q301
R376
JR500
JR480
C143
R403
D320
R419
R413
R41
1
R410
Q302
JR490
C206
R202
Q34
4
C348
C347
D306
C362
Q321
IC322
IC321
R450
R449
Q315
D322
R448
R427
R416
Q338
R439
R461
R423
R217
R117
R43
6
R435
R421
R420
Q343
Q342
R458
R341
D319
R496
R471
R470
R469
D303
D329
R431
D302
IC323
Q304
D307
R402
R438
R440
R443
R447
R451
D323
C393
D335
R382
C392
D330
C112
C212
D336
C211
C
111
C366
C338
JR493
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
1
3
5
4
E
MAIN BOARD
1-873-144-
13, 14
(13, 14)
G
AMP
BOARD
CN320
E
AMP
BOARD
CN308
J
SPEAKER
BOARD
CN319
(CHASSIS)
(CHASSIS)
(CHASSIS)
1
7
1
8
1
5
K
K
A
K
A
A
A
K
A/K
A
K
K
A
K
A/K
TUNER
(FM/AM)
FM 75
Ω
COAXIAL
ANTENNA
AM
A
A/K
K
1
2
24
25
A
K
K
A
K
K
A
K
A/K
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
13
1
12
1
6
19
1
18
2
1
4
K
POWER
BOARD
CN904
L
5V REGULATOR
BOARD
CN324
B
USB BOARD
CN905
A
CD BOARD
CN203
C
FRONT PANEL
BOARD
N
TOP PANEL
BOARD
CN802
P
MOTOR BOARD
CN001
H
HEADPHONE
BOARD
CN317
M
REGULATOR
BOARD
C314
Ref. No. Location
• Semiconductor
Location
D302
D-6
D303
D-6
D304
E-11
D306
F-9
D307
E-3
D308
B-9
D309
J-6
D310
G-9
D311
G-9
D312
A-9
D314
A-9
D315
B-9
D318
D-9
D319
D-5
D320
C-4
D321
D-10
D322
D-4
D323
F-7
D324
C-4
D329
D-6
D330
H-5
D331
C-9
D332
C-9
D335
A-11
D336
D-10
IC301
I-9
IC304
G-7
IC310
I-6
IC311
I-3
IC321
F-10
IC322
I-11
IC323
J-11
Q103
D-4
Q203
D-3
Q301
J-4
Q302
F-10
Q303
F-11
Q304
D-7
Q305
D-5
Q306
D-6
Q309
J-6
Q311
E-4
Q313
E-3
Q314
E-10
Q315
D-6
Q318
E-10
Q321
I-11
Q333
D-5
Q338
D-5
Q340
G-5
Q341
G-5
Q342
D-4
Q343
D-5
Q344
D-4
Q390
E-11
Q391
E-11
Q392
F-11
Q393
E-10
6-10. PRINTED WIRING BOARD - MAIN Board -
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
(Page 30)
(Page 30) (Page 28)
(Page 28)
(Page 34)
(Page 22)
(Page 22)
(Page 18)
(Page 20)
(Page 32)
(Page 32)
(Page 18)
HCD-CBX5
HCD-CBX5
24
24
R202
R102
CN311
Q302
R312
C319
R322
C355
R307
R314
R308
R315
R317
R306
R321
C361
R344
R103
R203
C324
R408
R46
2
R467
R46
8
R472
R477
R426
C364
D304
C338
C366
Q392
Q390
C330
Q303
C348
D321
D318
Q393
IC311
Q321
R339
R423
Q391
Q318
Q314
C356
R310
CN305
CN304
L301
D306
C346
C354
C347
IC321
IC322
IC323
C391
4.7k
4.7k
5P
RT1N141C-TP-1
47
220
10V
100
0.1
1k
47
47
100k
47k
22k
47k
0.1
100
47k
47k
100
10V
2.2k
1k
4.7k
4.7k
1k
1k
10k
10
50V
UDZW-TE17-3.9B
0.1
0.1
KTC3203Y-A
KTC3205Y-A
0.1
RT1P441C
0.1
1N4002-B5
1N4002-B5
2SA1235TP-
BA6956AN
470
10V
10V
LCD VDD
DGND
DACGND
+9V
A
CD-L
CD-R
19
72
LRCK
A-IN
BCK
ST-REQ
GATE
35
36
GATE
ST-REQ
38
37
A-IN
BCK
40
LRCK
44
65
66
67
68
69
BUS2
BUS2
BUS3
BUS3
BUS2-1
BUS2-1
BUS3-1
BUS3-1
REQ-1
REQ-1
REQ
REQ
BUS1
BUS1
BUS0
BUS0
CCE
CCE
BUCK
BUC
K
63
75
CCE-1
CCE-
1
BUCK-1
BUC
K-1
BUS1-1
BUS1-1
BUS0-1
BUS0-1
86
88
89
71
76
70
91
90
RT1N141C
10k
100
KTC3203Y-A
RT1N141C
RT1P441C
0.1
100
19P
1SS355W
0.1
0.1
0.1
TC74HC4066AFT
TC74HC4066AFT
TC74VHC157FT
LRCK
CCE
BUCK
BUS3
BUS2
BUS1
BUS0
DVDD 3.3V
DVSS
ST-REQ
REQ
GATE
A-IN
BCK
VCC
1C
4C
4A
4B
3B
3A
1A
1B
2B
2A
2C
3C
GND
USB-RST
VC
O+
O-
VM
VCC
I+
I-
GND
GND
VCC
1C
4C
4A
4B
3B
3A
1A
1B
2B
2A
2C
3C
GND
DO
DI
USB-SO
USB-SI
GATE
ST_REQ
GPIN/AIN
ZDET/LRCKIN
MGND
VM(7V)
DVDD(3.3V)
D-OUT
DGND
SBSY
REQ
BUCK
BUS3
BUS2
BUS1
BUS0
AGND
L-OUT
DACGND
R-OUT
AVDD(3.3V)
CCE
RST
CLOSE SW
OPEN SW
DGND
CLOSE
OPEN
A
/B
1A
1B
1Y
2A
2B
2Y
GND
VCC
G
4A
4B
4Y
3A
3B
3Y
(1/4)
LOADING MOTOR DRIVE
VOLTAGE DETECT
INVERTER
BUS SWITCH
BUS SWITCH
DATA SELECTOR
Q314,318,391
+3.3V REGULATOR
+3.3V REGULATOR
Q302,303,390,392
CD DRIVE MUTE
SFSY/BCKIN
25P
C320 100k
M001
CN001
S001
5P
OPEN SW
CLOSE SW
OPEN
CLOSE
(LOADING)
DGND
CLOSE
OPEN
CD TRAY
OPEN/CLOSE
DETECT
6-11. SCHEMATIC DIAGRAM - MAIN Section (1/4) -
• See page 36 for IC Block Diagrams.
(Page 21)
(Page 19)
(Page 26)
(Page
25)
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