Sony HCD-HX3 / HCD-HX5 / HCD-HX7 Service Manual ▷ View online
HCD-HX3/HX5/HX7
33
33
HCD-HX3/HX5/HX7
6-15. SCHEMATIC DIAGRAM – MAIN Section (1/3) –
•
See page 41 for Waveforms.
•
See page 46 for IC Block Diagrams.
•
See page 53 for IC Pin Function Description.
C
3
1
6
CN313
CN306
C401
C403
C312
C404
C
3
1
0
C
3
1
1
C402
D217
IC302
CN305
X
3
0
1
CN302
R402
R
4
1
2
R401
R
3
13
R
3
2
0
R
3
1
9
R
3
0
4
R
37
4
R
4
1
7
R400
R334
R335
R336
R343
R345
R
3
1
6
R
3
7
0
R
3
7
8
R
3
8
0
R339
R340
R342
R332
R331
R
3
0
1
R
3
0
2
R
3
71
R
37
2
R
3
21
R
3
22
R
3
2
3
R
3
2
4
R
3
25
R
3
2
6
R344
R348
R349
R350
R
3
7
5
R
3
7
3
R
3
6
9
R
3
6
8
R
3
0
3
R481
R482
R483
R
3
1
1
R450
R441
R446
R451
R
4
68
R
4
6
9
R
4
3
4
R
4
3
3
C317
Q301
X302
R420
R318
R418
R
3
2
7
R
3
2
8
R
3
0
5
R
3
0
6
R351
D221
D
2
2
0
R338
R337
C362
R432
R381
R382
R383
R384
R387
R388
R389
R390
R386
R391
R392
R393
R394
R489
D218
D219
R461
R366
R
3
6
0
R363
R361
R
3
7
6
R
3
7
7
R365
R
4
6
6
R367
R467
R
3
0
9
IC301
0
.1
9P
2P
0.1
0.1
0.1
0.1
22
p
2
2
p
0.1
1SS355W
PST3629NR
3P
3
2
.7
6
8
K
H
z
17P
47k
1
0
k
47k
0
4
7k
1
00
1
00
1
M
1
0
k
100
100
100
100
100
100
0
1
0
0
1
0
0
1
0
0
100
100
100
100
100
1
00
1
0
0
4
7
0
4
7
0
1
0
0
1
00
1
0
0
1
0
0
1
0
0
1
0
0
100
100
100
100
1
0
0
4
7
0
1
0
0
1
00
1
0
0
10k
10k
10k
2
2
0
k
10k
10k
10k
10k
1
0
k
1
0k
1
0
k
1
0
k
1000
6.3V
6.3V
2SC3052F
5MHz
10k
100
1N4002-B5
1
N
4
0
0
2
-B
5
0.1
100
100
100
100
100
100
100
100
1SS355W
1
0
k
A1
A2
A3
A4
A5
B1
B2
B3
B4
3
94
91
92
18
19
48
52
53
56
51
58
59
60
61
63
65
32
31
12
57
25
27
28
34
4
6
9
89
90
82
83
84
85
86
88
78
4
84
83
82
81
1
2
45
50
49
93
71
72
73
76
78
54
55
75
71
72
73
70
21
22
23
24
87
44
81
80
75
35
36
39
40
42
43
47
68
69
70
76
33
100
26
7
31
34
33
32
9
12
80
38
37
100
0
1
0
0
10
0
1
0
0
1
00
100
100
4.7k
100
100
100
100
100
0
1SS355W
4.7k
0
10
0
100
100
1
00
1
0
0
100
4
.7
k
GND
4V(SUB)
POWER ON/OFF
4V(SUB)
GND
SIRCS
BYTE
XCIN
XCOUT
RESET
XOUT
XIN
NMI
AC CUT
IIC CLK
SPEC IN
VREF
FL RESET
FL SD
FL CS
FL SCLK
RDS INT
SBSY
RDS DATA
ST CE
ST DATA IN/STEREO
ST CLK
ST DATA OUT
SAT RXD
DAB TXD
SAT TXD
DAB RXD
SAT SEL
BT_RTS
USB_CTS
USB_RTS
USB POWER
USB RESET
BT_CTS
BT POWER
BT LED
USB LED
STBY LED
SEL INH
SEL A
SEL B
AUDIO IN DET
S-MASTER PG MUTE
S-MASTER RST
S-MASTER SD
S-MASTER DATA
S-MASTER SHIFT
S-MASTER NSP MUTE
S-MASTER INIT
HP DET
HP MUTE
TA LINE-MUTE
AMP DATA
AMP CLOCK
KEY WAKE UP
MP3 IREQ
CD ON
CD XRST
CD DRIVE MUTE
CD CCE
CD CLK
CD BUS3
CD BUS1
CD BUS0
CDM LOAD OUT
CDM LOAD IN
VOLUME JOG
MODEL IN
AC_DET
DGND
EVER+3.3V
LED STANDBY
SIRCS
VOLUME JOG
USB/BT LED
DAB_PWR_3.3V
DAB_PWR_5V
XM_PWR_3.3V/5V
SR_PWOER
XM RESET
STBY RELAY
BT RESET
BT_AV_ROLE
FL POWER ON
DEC BUS SEL1
DEC BUS SEL2
KEY2
KEY1
KEY0
KEY0
KEY1
KEY2
GND
BUSY
VDD
SCLK
PGM
RST
GND
RXD
TXD
FL RESET
FL SD
FL CS
FL SCLK
FL PWR ON
FL +11V
FL DGND
NC
CDM
CLOSE SW
FL +7V
S-MASTER LATCH
S-MASTER
SOFT MUTE
PULL DOWN
PULL UP
AVCC
AVSS
CN VSS
VSS
VCC
IIC
DATA
CD
BUS2
VSS
VCC
CDM
OPEN SW
BT AUD
OUT MUTE
(1/3)
OUT
VDD
GND
CD
NC
(NC)
SYSTEM CONTROLLER
USB RXD/
USB TXD/
BT_DOUT/
RESET SIGNAL GENERATOR
RESET SWITCH
(HX3/HX5)
(HX3/HX5)
(HX3/HX5)
(HX3)
HX3:AEP/
HX5:AEP,UK
HX3:CND/HX5:CND,
AUS,KR/HX7
(HX7)
(HX3:AEP/HX5:AEP,UK)
(HX3:CND/HX5:CND,AUS,KR/HX7)
(HX3)
(HX5/HX7)
(HX5/HX7)
(HX3)
4.7k(HX3:CND/HX5:CND/HX7)
0(HX5:AUS,KR)
1k(HX3:CND/HX5:CND/HX7)
4.7k(HX3:AEP/HX5:AEP,UK)
(HX3/HX5:CND,AEP,UK/HX7)
(HX3:CND/HX5:CND,AUS,KR/HX7)
BT_DIN/
M3062LFGPFP-710(HX3/HX5)
M3062LFGPFP-712(HX7)
(Page 43)
(Page 45)
(Page 45)
(Page 34)
(Page 35)
HCD-HX3/HX5/HX7
34
34
HCD-HX3/HX5/HX7
6-16. SCHEMATIC DIAGRAM – MAIN Section (2/3) –
See page 46 for IC Block Diagrams.
J301
CN316
IC309
C360
D215
R357
R358
R243
R359
R354
R355
R356
R130
R230
J
W
1
1
7
R415
R414
Q316
IC321
C240
R431
R413
R428
Q314
R425
R416
D216
R122
Q308
Q309
Q311
Q328
C107
C111
C207
C301
C302
C304
C307
C308
C315
C318
C319
C321
C337
C348
C353
C364
C366
CN304
CN310
D205
D206
D207
D209
EP301
IC305
IC306
IC307
IC308
IC316
Q303
Q304
Q305
Q306
Q307
R111
R113
R114
R117
R118
R209
R211
R212
R213
R214
R215
R217
R218
R419
R421
R422
R423
R435
CN314
R128
R126
IC310
R226
R228
R124
R119
R129
C214
R219
R229
R224
JR116
R123
C359
JR101
IC303
JR115
IC318
R251
R106
R206
C248
C148
R233
R133
R205
R105
CN309
R248
R249
R250
D203
CN321
R221
C113
C114
C213
R116
R216
C212
IC317
R127
C363
Q317
Q315
C112
R112
R110
R210
R426
R121
C365
R120
R109
JR112
R427
C247
R115
C368
R220
R232
R132
R131
R231
Q320
Q324
Q302
Q323
IC315
C147
1 50V
220
10V
1
50V
2200
16V
0.1
0.1
0.1
470
10V
10V
0.1
0.01
220
10V
10V
0.1
1
1
0.01
220
10V
47
25V
2P
19P
1N4002-B5
1N4002-B5
1N4002-B5
1N4002-B5
KIA7809API
TA7807S
TA7804LS
MM1615ANLE
RT3C55M
RT1N141C
RT1P141C
KTC3198GR
RT1N141C
RT1P141C
1k
4.7k
2.2k
100k
1k
10k
1k
100k
4.7k
2.2k
22k
100k
1k
1
100k
10k
22k
22k
1N4002-B5
47
47
220
10V
10V
NJM4580MD
22k
0.1
220
10V
10V
100k
10k
10k
10k
22k
RT3C55M
A1
A2
A3
A4
A5
C1
C2
C3
C4
94
3
6
93
93
35
60
61
31
34
32
63
47
7
45
43
42
33
44
40
39
91
92
S
CD
O
UT
SC
DIN
SCDOUT
SCDIN
5
4
53
AOUTL
X
Y
RIN
LIN
LIN
AOUTR
Y1
X1
85
52
65
58
57
59
92
8P
3P
KIA7805AIP
220
10V
10V
11EQS04
4.7k
100
2.2k
0
10
0
4.7k
3.3k
3.3k
10k
1k
2SA1235
1
2.2k
10k
4.7k
2SA1235
1k
1k
MC2838
10k
RT1N141C
RT1N141C
RT1N141C
RT1N141C
15P
100k
100k
MC14052BD
100k
100k
100k
100k
100k
1 50V
100k
100k
100k
0
10k
0.1
0
MC14052BD
0
TC74HC4066AFT
1k
47k
47k
1 50V
1 50V
4.7k
4.7k
4.7k
4.7k
15P
10k
470
22k
10k
1 50V
1
50V
1 50V
RT1N141C
RT1N141C
4.7k
10k
0.1
2.2k
0
10k
1 50V
100
16V
16V
2.2k
4.7k
4.7k
2.2k
2.2k
RT1N141C
RT1N141C
2SC3052F
KTA1271Y-AT
1
50V
GND
C2
B2
E2
E1
B1
C1
C2
B2
E2
E1
B1
C1
IN
H
V
E
E
G
N
D
V
C
C
Y
0
Y
2
Y
Y
3
Y
1
B
A
X
3
X
0
X
X
1
X
2
VO
VI
C
O
N
T
G
N
D
N
O
IS
E
11V
DVDD5
AGND
AOUTL
AOUTR
DGND
AVDD5
INH
VEE
GND
VCC
Y0
Y2
Y
Y3
Y1
X3
X0
X1
X2
A
B
X
AGND
+11V
GND
DGND
AINL
AINR
DVDD_5V
A+5V
AGND
AGND
D+3.3V
INIT
DGND
/SD
DGND
/RST
OVF
/OTW
L-OUT
AGND
R-OUT
+9V
DGND
RST#
DGND
XM +3.3V
XM 5V POWER
XM +5V
XM 5.4V
ERR-IRQ#(NC)
CMD-SEL(NC)
SC-D-OUT
SC-D-IN
1
A
1
B
2
B
2
A
2
C
3
C
G
N
D
V
C
C
1
C
4
C
4
A
4
B
3
B
3
A
(CHASSIS)
(2/3)
(CHASSIS)
SIRIUS
L-OUT
A-GND
SSP_D_IN
GND
SSP_D_OUT
PWR ENABLE
R-OUT
G
O
I
RIPPLE FILTER
G
N
D
V
C
C
G
O
I
+4V REGULATOR
Q316,317
B+ SWITCH
LEVEL SHIFT
TC7WT125FU(TE12R)
V
C
C
G
N
D
Q314,315
+9V REGULATOR
+7V REGULATOR
G
O
I
I
O
G
MUTING
HEADPHONE AMP
Q306,307
MUTING CONTROL
SWITCH
INVERTER
INVERTER
INVERTER
MUTING
INVERTER
Q303,304
SWITCH
+5V REGULATOR
OUTPUT SELECTOR
INPUT SELECTOR
Q302,323,324
B+ SWITCH
BT_RESET
BT_TXD
BT_RTS
BT_RXD
BT_CTS
BT_AV_ROLE
(HX3/HX7)
(HX5)
R-IN
L-IN
NSPMUTE
SCLATCH
SCSHIFT
SCDT
SOFTMUTE
PGMUTE
2P(HX3)
4P(HX5)
(HX7)
(HX3/HX5)
(HX5)
(HX7)
(HX5/HX7)
(HX3)
(HX3)
(HX7)
(HX5/HX7)
+5.4V REGULATOR
INVERTER
DATA BUS SWITCH
B+ SWITCH
(HX3/HX5)
(HX3/HX5)
MUTING CONTROL
1
3
(HX3:CND/HX5:CND,AUS,KR)
(HX3:AEP/HX5:AEP,UK/HX7)
D209
(Page
31)
(Page
29)
(Page 37)
(Page 39)
(Page 33)
(Page 45)
(Page 27)
(Page 35)
HCD-HX3/HX5/HX7
35
35
HCD-HX3/HX5/HX7
6-17. SCHEMATIC DIAGRAM – MAIN Section (3/3) –
•
See page 46 for IC Block Diagrams.
EP101
EP102
R101
R102
R202
R201
R257
R259
R107
R207
R258
R260
R203
R103
Q313
CN301
IC320
C
2
5
8
C
2
5
6
C268
C
2
6
0
C265
C263
C266
C264
JR102
R398
R385
R399
R396
C355
C306
C303
Q326
Q325
R108
R208
R
4
5
3
R
4
5
2
R406
R405
R407
C253
C254
C269
C206
C106
C249
C149
C250
C251
C150
C151
C305
C152
C252
IC304
R235
R135
R234
R134
CN318
JR110
JR111
IC313
IC312
IC311
C372
C371
R333
JR104
JR105
Q321
JR107
JR106
R352
D210
C370
D212
D211
Q312
Q327
R346
R347
R341
Q330
D213
R408
Q329
CN308
CN307
JR108
C323
C322
CN320
CN001
S001
M001
R491
4.7k
47k
47k
4.7k
47k
47k
47k
47k
10k
10k
1k
1k
RT1N141C-TP-1
9P
BA6956AN
0
.0
8
2
0
.0
8
2
0.082
0
.0
8
2
0.047
0.047
0.01
0.01
0
47k
10k
470
10k
0.1
0.1
0.1
2SC3052F
2SC3052F
220
220
0
0
0
1k
1k
2.2
50V
50V
2.2
50V
50V
10
50V
4.7
50V
50V
4.7
50V
50V
1
50V
1
50V
1
50V
1
50V
1
50V
1
50V
10 50V
R2S15904SP
1N4002-B5
1N4002-B5
KTA1271Y-AT
0.1
0.1
5P
5P
100k
B1
B2
B3
B4
C1
C2
C3
C4
21
3
2
23
2
4
86
18
88
89
90
87
GATE
ST_REQ
GPIN/AIN
SFSY/BCKIN
ZDETLRCKIN
BUCK
BU
S0
BU
S1
X
CCE
CC
E
BU
CK1
BU
S1-1
BU
S0-1
28
REQ
1
B
U
S
2-1
BU
S
3-1
REQ
22
19
REQ
XCCE
BUCK
BUS3
BUS2
BUS1
BUS0
25
L-OUT
R-OUT
CCE
BUCK1
BUS3-1
BUS2-1
BUS1-1
BUS0-1
ZDETLRCKIN
27
REQ1
35
36
38
37
BUS2
BU
S
3
OP
EN
CLO
SE
48
49
26
6
1
1
00
56
55
R
IN
LIN
AO
U
TR
AOU
TL
X
L-O
UT
AIN
L
A
INR
R
-O
UT
Y
69
68
Y1
X1
AINL
AINR
ST_REQ
GATE
GPIN/AIN
SFSY/BCKIN
CLOSE
OPEN
50
51
1
50V
1
50V
47k
47k
2.2k
2.2k
0
0
TC74VHC157FT
TC74HC4066AFT
TC74HC4066AFT
0.1
0.1
10k
0
0
RT1N141C
0
0
100
1SS355W
0.1
KTA1271Y-AT
10k
47k
470
2SC3052F
1N4002-B5
10k
RT1N141C
19P
0
-CD-
-AUDIO IN-
-USB-
IN
R
3
IN
R
2
IN
R
1
IN
L
1
IN
L
2
IN
L
3
IN
L
4
IG
O
U
T
L
V
O
L
IN
L
I
G
O
U
T
R
V
O
LIN
R
N
C
N
C
T
R
E
L
T
R
E
R
D
G
N
D
C
L
K
D
A
T
A
R
E
F
IN
A
G
N
D
R
O
U
T
L
O
U
T
IN
R
4
B
A
S
L
2
B
A
S
L
1
B
A
S
R
2
B
A
S
R
1
V
C
C
LRCK
CCE
BUCK
BUS3
BUS2
BUS1
BUS0
DVDD3.3V
DVSS
USB-RST
ST-REQ
REQ
GATE
A-IN
BCK
-TU-
RDS DATA
RDS CLK
DO/STEREO
ST CLK
ST DIN
ST CE
R OUT
AGND
L OUT
+9V
NC
V
C
O
+
O
-
V
M
V
C
C
I+
I-
G
N
D
G
N
D
GATE
ST_REQ
GPIN/AIN
SFSY/BCKIN
MGND
VM(7V)
DVDD(3.3V)
D-OUT
DGND
SBSY
REQ
CCE
BUCK
BUS3
BUS2
BUS1
BUS0
RST
AGND
L-OUT
DACGND
R-OUT
AVDD(3.3V)
1
A
1
B
2
B
2
A
2
C
3
C
G
N
D
V
C
C
1
C
4
C
4
A
4
B
3
B
3
A
AUDIO IN L
AUDIO IN GND
AUDIO IN R
DGND
HP GND
HP L
HP R
HP DET
AUDIO IN DET
CD DRIVE MUTE
1
A
1
B
2
B
2
A
2
C
3
C
G
N
D
V
C
C
1
C
4
C
4
A
4
B
3
B
3
A
A
/B
1
A
1B
1
Y
2
A
2B
2
Y
G
N
D
V
C
C
G
4
A
4
B
4
Y
3
A
3
B
3Y
(3/3)
(CHASSIS)
(CHASSIS)
(HX5/HX7)
(HX5/HX7)
INPUT SELECTOR,
ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
11P(HX3:AEP/HX5:AEP,UK)
9P
HX3:CND/HX5:CND,
AUS,KR/HX7
(HX3:AEP,HX5:AEP,UK)
AM
ANTENNA
COAXIAL
FM 75
Ω
THE ASSEMBLED
BLOCK
SUPPLIED WITH
TUNER
(FM/AM)
INVERTER
Q312,313,325,326
B+ SWITCH
LOADING MOTOR DRIVE
B+ SWITCH
Q327,329,330
ZDET/LRCKIN
21P(HX7)
25P(HX3/HX5)
(HX3/HX5)
(HX3/HX5)
(HX7)
(HX7)
(HX7)
(HX7)
OPEN SW
CLOSE SW
DGND
CLOSE
OPEN
CLOSE
DGND
CLOSE SW
OPEN SW
OPEN
DISC TRAY
OPEN/CLOSE DETECT
CLOSE
OPEN
(LOADING)
SIGNAL
SELECTOR
DATA BUS
SWITCH
DATA BUS
SWITCH
USB-SI(RXD)
USB-SO(TXD)
DI(CTS)
DO(RTS)
(HX3/HX5)
(Page 40)
(Page 25)
(Page 27)
(Page 33)
(Page 34)
HCD-HX3/HX5/HX7
36
36
HCD-HX3/HX5/HX7
6-18. PRINTED WIRING BOARD – AMP Section (HX3/HX7) –
•
See page 23 for Circuit Boards Location.
:Uses unleaded solder.
Q
7
0
1
C
7
9
4
R
7
9
3
R792
Q753
R719
R720
C712
C766
R713
R714
R
7
1
1
R
7
1
2
C788
C787
C
7
7
9
C784
C726
R781
R782
R
7
8
3
R
7
8
9
C
7
8
0
C
7
9
9
C746
R749
R748
C743
R751
C734
C706
R733
R
7
3
1
R747
R746
R
7
9
0 R741
R
7
8
8
R
7
8
7
R
7
8
4
R745
IC703
C730
R765
C733
R730
R729
C767
C762
R769
R770
R701
C742
C764
IC707
R752
R754
Q702
Q703
R757
C756
C765
Q752
C
7
7
8
R728
R727
IC701
IC705
R780
X702
IC709
C758
R778
R
7
7
7
R776
C804
R726
C715
R718
R771
C714
C725
C713
C716
C717
R707
R724
C760
R756
R759
L702
C722
R725
R774
C724
C723
C846
C845
R710
C745
C806
R785
C783
C761
L704
R708
C786
C832
C831
R706
R742
C785
R750
C797
IC704
L705
R740
L703
R722
C737
C739
R744
R743
C732
D701
D702
L701
C796
C749
R772
C744
R768
R739
C775
C763
C704
IC702
C718
C768
C736
C752
R773
C741
R786
C772
R775
R721
C774
C773
C847
R709
C844
C754
R755
CN702
CN703
CN705
C702
C720
C753
C710
C711
C728
L710
EP703
C798
C747
C740
C735
C709
C757
C748
L761
C731
C751
C701
C791
C708
C770
C719
C738
C781
C707
C777
C790
EP701
EP702
L711
L760
C769
CN700
CN704
E
E
E
E
E
AMP BOARD
(COMPONENT SIDE)
1-869-747-
11
(11)
1
11
10
20
1
14
7
8
1
12
13
36
25
24
48
37
3
1
18
1
19
36
4
5
(CHASSIS)
(CHASSIS)
(CHASSIS)
AMP BOARD
(CONDUCTOR SIDE)
1-869-747-
11
(11)
5
4
1
1
3
5
4
3
1
1
4
1
1
2
2
2
Q1
SPEAKER
BOARD
CN870
P1
SPEAKER
BOARD
CN850
R1
SWITCHING
POWER
BOARD
CN31
S1
SWITCHING
POWER
BOARD
CN33
L1
MAIN
BOARD
CN310
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
•
Semiconductor
Location
Location
Ref. No. Location
D701
E-10
D702
E-10
IC701
D-7
IC702
D-9
IC703
C-7
IC704
B-9
IC705
C-6
IC707
C-5
IC709
B-6
Q701
E-4
Q702
E-2
Q703
E-2
Q752
B-2
Q753
B-2
(Page 40)
(Page 44)
(Page 44)
(Page 40)
(Page 32)
Click on the first or last page to see other HCD-HX3 / HCD-HX5 / HCD-HX7 service manuals if exist.