Sony HCD-BX5BT / HCD-CBX1 / HCD-CBX3 (serv.man2) Service Manual ▷ View online
HCD-BX5BT/CBX1/CBX3
6
6
HCD-BX5BT/CBX1/CBX3
2-4. SCHEMATIC DIAGRAM – MAIN Section (3/4) –
R454
R444
R117
R217
R445
R442
Q333
Q338
C350
R421
Q343
C351
R205
R206
R106
R105
Q340
CN309
R450
R449
D329
C302
C305
Q305
C303
CN318
Q344
R431
R461
D320
R435
R436
D322
D319
R209
R109
R110
R210
D332
R118
R218
EP301
R439
R425
R305
R341
R469
R496
R470
R471
R227
R345
C124
C224
C352
C353
C363
C369
R448
R427
R416
R458
Q342
CN316
Q341
CN321
R411
R410
R413
Q306
R404
R407
Q304
R414
D324
C371
C375
C142
C143
C368
C242
C243
D323
D330
R419
R420
D331
D315
D314
D308
D312
CN312
CN303
C385
C384
IC308
C383
Q315
C112
C212
C217
C211
C206
C106
C111
IC304
JR201
JR101
D335
D336
EP302
Q103
Q203
R101
R406
C372
R403
D302
C117
C113
C108
C107
C207
C208
C213
C367
C216
C116
R201
C394
C336
C377
C379
47k
47k
47k
47k
10k
10k
RT1N141C-TP-1
RT1N141C-TP-1
10
50V
10k
2SC3052F
100
16V
16V
22k
22k
22k
22k
RT1N141C-TP-1
5P
2.2
2.2
1SS355WTE-17
0.1
0.01
2SC3052F
100
16V
16V
7P
2SC3052F
47k
47k
MC2838
2.2k
22k
MC2836
MC2837
4.7k
4.7k
47k
47k
MC2836
4.7k
4.7k
47k
100k
47
47
100k
100k
100k
10k
22k
47k
2.2
50V
50V
2.2
50V
50V
2200
35V
2200
35V
2200
25V
1000
10V
4.7k
22k
47k
47k
2SA1235TP-1EF
8P
RT1P441C
5P
4.7k
100k
47k
2SC3052F
680
10k
2SA1235EF
47
MC2836
0.068
0.068
0.047
0.01
0.1
0.047
0.01
1SS355W
1SS355W
47k
47k
1N4002-B5
2SC3052F
R2S15904SP
DTC343TK
DTC343TK
220k
680
UDZW-TE17-3.6B
1
50V
1
50V
1
50V
1
50V
1
50V
1
50V
10
50V
4.7
50V
50V
4.7
50V
50V
2.2
50V
50V
22
50V
0.068
0.068
DACGND
LCD VDD
+9V
ACDET
A
AOUTL
LIN
RIN
AOUTR
L
R
VCC2
CD-L
CD-R
TU-R
AVDD5
TU-L
82
81
87
80
86
28
1N4002
1N4002
1N4002
1N4002
0.1
0.01
MM1615ANLE
220
10V
10V
470p
470p
1
50V
470p
470p
470p
470p
0
0
MC2837
MC2837
∗
2200
16V
1
50V
∗
RELAY
GND
ACDET
+B
-B
PROTECT
UNREG
UNREG GND
SUB GND
UNREG SUB
INR3
INR2
INR1
INL1
INL2
INL3
INL4
IGOUTL
VOLINL
IGOUTR
VOLINR
NC
NC
TREL
TRER
DGND
CLK
DATA
REFIN
AGND
ROUT
LOUT
INR4
BASL2
BASL1
BASR2
BASR1
HP-L
HP-R
HPGND
SP-L
SP-R
AUDIO-IN R
GND
AUDIO-IN L
VCC
SP-R
GND
SP-L
GND
FAN GND
FAN 9V
L-IN
R-IN
AGND
STBY
MONITOR
R-OUT
L-OUT
+B
GND
-B
USB UNREG
USB UNREG
PROTECT
VO
VI
CONT
GND
NOISE
(3/4)
(CHASSIS)
10P(CBX1)
3P(CBX1)
IC306_I
IC306_G
IC306_O
IC305_I
IC305_G
IC305_O
+5V REGULATOR
(BX5BT)
Q342-344
DC DETECT
Q304-306
RELAY DRIVE
Q333,338
PROTECT DETECT
Q340,341
MUTING CONTROL
Q103,203
MUTING
INPUT SELECTOR,
ELECTRICAL VOLUME
(CBX3:AEP,UK,CH,KR)
(CBX1/CBX3)
12P(BX5BT/CBX3)
(BX5BT/CBX3)
(BX5BT/CBX3)
6P(BX5BT/CBX3)
+5V REGULATOR
(BX5BT)
4.7k(BX5BT/CBX1)
2.2k(CBX3)
(BX5BT)
(CBX3:AEP,UK,CH,KR)
∗
R101,201
(CBX3:AEP,UK,CH,KR)
(CBX3:AEP,UK,CH,KR)
(Refer to page
41 on original
service manual)
41 on original
service manual)
(Refer to page
32 on original
service manual)
32 on original
service manual)
(Refer to page
32 on original
service manual)
32 on original
service manual)
(Refer to page
45 on original
service manual)
45 on original
service manual)
(Refer to page 8
on supplement-1)
on supplement-1)
(Page 5)
(Page 4)
(Page 7)
(Page 9)
(Page 9)
(Page 10)
Ver. 1.6
HCD-BX5BT/CBX1/CBX3
7
7
HCD-BX5BT/CBX1/CBX3
2-5. SCHEMATIC DIAGRAM – MAIN Section (4/4) –
JR227
C215
JR215
R212
R211
R213
C218
JR204
C210
R452
C110
R455
R113
R112
R111
R479
C308
JR104
C118
C115
C331
R456
C309
IC309
JR107
Q323
C322
C349
D307
Q313
R443
R447
R451
R487
Q325
R480
R488
Q324
R499
CN323
R108
R208
R107
R207
R214
R215
R114
R115
CN310
Q311
R440
Q310
JR207
R402
R438
220
10V
10V
22
50V
MC2837
2SC3052FT1-LF
100k
1k
1k
2SA1365
1k
2.2k
1k
DGND
+9V
DACGND
A
VCC2
AOUTL
AOUTR
LIN
L
RIN
R
AVDD5
TU-L
TU-R
56
58
54
57
31
34
32
55
95
18
1
2
3
100
0
1
50V
0
100k
100k
100k
4.7
50V
50V
0
4.7
50V
50V
10k
4.7
50V
50V
2.2k
100k
100k
100k
100
0.1
0
4.7
50V
50V
1
50V
2.2
50V
50V
2.2k
100
16V
16V
MC14052B
0
KTA1271Y
10k
2SC3052F
22k
470
RT1N141C
10k
15P
47k
47k
4.7k
4.7k
47k
100k
47k
100k
RT1N141C
0
RDS DATA
RDS CLK
DO/STEREO
ST CLK
ST DIN
ST CE
R OUT
AGND
L OUT
+9V
NC
INH
VEE
GND
VCC
Y0
Y2
Y
Y3
Y1
B
A
X3
X0
X
X1
X2
DVDD5
AGND
AOUTL
AOUTR
DGND
AVDD5
AGND
AINL
AINR
(4/4)
INVERTER
OUTPUT SELECT
(BX5BT)
Q323-325
B+ SWITCH
BT_RESET
BT_TXD
BT_RTS
BT_RXD
BT_CTS
BT_AV_ROLE
B+ SWITCH
Q311,313
(CBX3:AEP,UK)
(CBX3:AEP,UK)
AM
ANTENNA
COAXIAL
FM 75
Ω
TUNER
(FM/AM)
(BX5BT)
9P (BX5BT/CBX1/
CBX3:CND,AUS,
CH,SP,TW,KR)
CH,SP,TW,KR)
11P
(Refer to page
31 on original
service manual)
31 on original
service manual)
(Page
6)
(Page
5)
Ver. 1.6
HCD-BX5BT/CBX1/CBX3
8
8
HCD-BX5BT/CBX1/CBX3
2-6. PRINTED WIRING BOARD – AMP Board –
CN320
C512
JW589
JW585
JW586
JW588
D501
JW587
C503
CN308
R541
R542
C529
C506
IC601
JW583
EP501
JW581
C511
C519
EP502
JW582
D502
JW584
JW486
C515
R544
R136
R236
R545
R504
C501
R506
C524
R514
C504
C525
C526
R508
C523
C528
R523
R502
R546
R513
R503
R507
R501
R510
C502
R505
R512
R509
R543
C527
C518
C505
R135
R235
C521
R524
R515
C510
C509
(BX5BT/CBX1/CBX3:
CND, AUS, SP, TW)
CND, AUS, SP, TW)
(BX5BT/CBX1/CBX3:
CND, AUS, SP, TW)
E
MAIN BOARD
CN309
G
MAIN BOARD
CN321
(CHASSIS)
(CHASSIS)
AMP BOARD
1-873-145-
13, 23
(13, 23)
A
B
C
1
2
3
4
5
6
1
5
(CBX3: AEP, UK, CH, KR)
(CBX3: AEP, UK,
CH, KR)
CH, KR)
(CBX3: AEP, UK, CH, KR)
(CBX3: AEP, UK, CH, KR)
(Page 3)
(Page 3)
Ver. 1.6
HCD-BX5BT/CBX1/CBX3
9
9
HCD-BX5BT/CBX1/CBX3
2-7. SCHEMATIC DIAGRAM – AMP Board –
C502
C503
C504
C506
C511
C512
C519
C523
C524
C525
C526
C527
C528
C529
CN308
CN320
D501
D502
EP502
IC601
R501
R502
R504
R505
R506
R507
R508
R509
R510
R512
R513
R514
R515
R541
R543
R544
R545
R546
C510
C509
R542
C515
C518
C521
EP501
R524
R523
C505
C501
R235
R236
R136
R135
R503
470p
47
25V
470p
47
25V
10 50V
10 50V
470
10V
10p
10p
0.0022
0.0022
470p
470p
100
35V
35V
5P
5P
RK36LF-B3
RK36LF-B3
STK433-730S
1k
47k
47k
47k
1k
470
1k
47k
470
1k
1k
1k
0
47k
47k
10k
1k
100
1/2W
1k
0.01
0.01
0.1
0.1
0.1
∗
∗
100p
100p
∗
∗
∗
∗
GND
L-OUT
R-OUT
+B
-B
(CHASSIS)
STBY
MONITOR
+PRE
+VCC
-VCC
-PRE
CH21 IN
CH2 NF
CH1 NF
CH1 IN
CH2 OUT-
CH2 OUT+-
CH1 OUT-
CH1 OUT+
POWER AMP
(CBX3:AEP,UK,CH,KR)
∗
R523,524
2.2k(CBX3)
(CBX3:AEP,UK,CH,KR)
R-IN
AGND
L-IN
STBY
MONITOR
(BX5BT/CBX1/CBX3:CND,AUS,SP,TW)
GND
4.7k(BX5BT/CBX1)
∗
R135,235
4.7k(BX5BT/CBX1)
2.2k(CBX3)
4.7k(BX5BT/CBX1)
∗
R136,236
22k(CBX3)
(Page 6)
(Page 6)
Ver. 1.6
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