Sony CMT-HX30R / HCD-HX30R Service Manual ▷ View online
HCD-HX30R
HCD-HX30R
29
29
R792
R749
IC705
R747
R773
R706
R708
R709
R711
R712
C713
C716
C706
CN702
CN703
C844
C845
C722
C723
R724
R725
C724
C725
R726
R728
R727
C726
Q702
Q703
R739
R740
R721
R718
C846
C847
C772
C773
R774
R775
C774
C775
R772
R771
R768
R776
R778
R777
C778
Q752
Q753
C794
R793
C769
C791
R765
C719
C702
R770
R719
C712
C707
R707
C714
C764
R720
R769
C756
C768
C763
C766
C767
C709
C718
C765
C708
C715
R710
C717
IC707
C762
C760
R755
R757
C758
C790
R756
R713
R752
R754
CN704
R78
4
R78
5
R786
R78
7
R788
R789
C787
R790
C788
L704
R783
C785
R782
L705
C783
C784
R781
X702
C780
C779
C799
C781
C806
R744
R748
R741
C745
C746
R742
C747
C797
C761
C798
C754
C752
C796
C704
C753
IC709
R780
C737
R722
C736
R745
R746
R733
IC703
C744
C757
C735
IC701
C733
C732
R751
R731
C831
C832
C740
C804
C731
C742
C738
R701
C701
C751
CN700
R714
C739
R743
C720
C728
L710
L711
L760
L761
Q701
C777
C770
EP701
EP702
C710
C786
R750
IC704
IC702
EP703
L703
R759
C730
0
0
CXD9788AR
470
10k
100
12
12
100
100
0.047
560p
0.1
2P
2P
0.1
0.1
0.0022
0.0022
4.7
4.7
0.0022
0.0022
220k
220k
100k
2.2
2SA1235
2SA1235
10k
10k
10k
10k
0.1
0.1
0.0022
0.0022
4.7
4.7
0.0022
0.0022
10k
10k
10k
220k
220k
100k
2.2
2SA1235
2SA1235
1
47k
1800
35V
C729
1000
16V
0.1
0
1800
35V
0.1
3.3
3.3
0.1
47
35V
12
560p
0.1
3.3
3.3
0.1
0.047
0.047
0.1
0.1
47
35V
0.047
0.1
47 35V
560p
12
R804
220
R802
220
R805
220
R803
220
R807
22k
R808
22
C741
2.2
R809
22k
50V
560p
CXD9845AM
0.1
0.1
100
3.3
0.1
100
16V
100
100
100
100
4P
100
100
100
100
100
100
0.001
100
0.1
22
10p
1M
10p
0.001
100
49.152MHz
0.001
0.01
0.01
10
50V
0.1
0
47k
100
0.01
0.01
10k
100
10V
10V
0.01
0.01
10
50V
0.001
C855
1
C856
0.01
C851
1
C854
0.01
0.1
0.1
0.001
100
10V
MC74VHC1GU04
22
0.0047
47k
C801
0.01
0.01
100
100
470
MC74VHC74DTR2
0.1
10
50V
10
50V
PCM1808
0.1
0.1
100
L702
0
470
1
0.01
220
10V
0.001
100
10V
2200p
C743
2200p
10
50V
100
2.2
5
0
V
2.2
50V
19P
100
L701
0
0.01
100
1
1
2SC3052
1
1
47 35V
0.001
47k
TK11118CSCL
TK11133CSCL
15k
0.1
NSPMUTE
SOF
TMUTE
PGMUTE
SCD
T
SCSHIFT
SCLA
TCH
/OT
W
/SD
/RS
T
A
B
C
C
D
D
INIT
OVF
INIT
NSPMUTE
SCLATCH
SCSHIFT
SCDT
/SD
/RST
SOFTMUTE
PGMUTE
OVF
/OTW
A
B
GND
GND
AGND
SCDT
DGND
DGND
NSPMUTE
SOFTMUTE
PGMUTE
/OTW
SCSHIFT
SCLATCH
AGND
L-IN
R-IN
/RST
OVF
/SD
L+
L-
INIT
R-
R+
A+5V
D+3.3V
(CHASSIS)
(CHASSIS)
Q702,703
OVER LOAD DETECT
OVER LOAD DETECT
Q752,753
PROTECT DETECT
+27V
+27V
DIGITAL POWER AMP
GND
GND
BST_B
OUT_B
BST_C
OUT_C
GND
OUT_D
GND
PVDD_D
BST_D
VDD
PWM_C
M1
M2
GND
VREG
GND
GND
PWM_B
PWM_A
/SD
/OTW
/RST
_AB
_AB
GVDD
_A
GVDD
_B
OC_
ADJ
ADJ
/RST
_CD
PWM
_CD
PWM
_D
_C
BST
_A
PVDD
_A
OUT
_A
PVDD
_B
PVDD
_C
GVDD
_D
CLOCK BUFFER
VCC
NC
GND
STREAM PROCESSOR
+1.8V REGULATOR
NOISE
GND
CONT
VOUT
VIN
A/D CONVERTER
+3.3V REGULATOR
NOISE
GND
CONT
VOUT
VIN
CLOCK SHIFT
GVDD
10H
10H
10H
10H
0
1H
0
Q707
KTC3198
+12V
REGULATOR
P
Q
R
6-14. SCHEMATIC DIAGRAM - AMP Section -
• See page 31 for Waveforms. • See page 36 for IC Block Diagrams.
(Page
26)
(Page 35)
(Page 30)
(Page 30)
HCD-HX30R
HCD-HX30R
30
30
J981
J982
CN903
C991
R941
R942
C997
C987
R932
R931
C982
C984
C990
FB982
FB983
C989
C999
J860
CN870
CN850
C854
C851
C852
C853
N
MAIN BOARD
CN301
HEADPHONE BOARD
1-873-247-
14
(14)
AUDIO IN
PHONES
(CHASSIS)
E982
AMP BOARD
CN703
Q
SPEAKER BOARD
1-873-246-
SPEAKER
R
L
AMP BOARD
CN702
P
A
B
C
D
E
F
1
2
3
4
14
(14)
CN903
C989
C999
FB983
FB982
C982
C984
C997
C987
R942
R932
R931
EP982
J981
J982
R941
CN870
C851
C852
C853
C854
CN850
C991
C990
9P
0.022
0.022
0
0
0.1
0.1
470p
470p
100k
100k
1k
1k
2P
470p
470p
470p
470p
3P
0.1
0.1
AUDIO IN L
AUDIO IN GND
AUDIO IN R
DGND
HP L
HP R
HP DET
AUDIO IN DET
(CHASSSIS)
AUDIO IN
PHONES
+
+
-
-
L
R
SPEAKER
J860
L+
L-
R+
R-
6-15. PRINTED WIRING BOARDS - OUTPUT Section -
•
: Uses unleaded solder.
• See page 19 for Circuit Boards Location.
6-16. SCHEMATIC DIAGRAM - OUTPUT Section -
(Page 24)
(Page 28)
(Page 28)
(Page 29)
(Page 29)
(Page 27)
HCD-HX30R
HCD-HX30R
31
31
IC101 JB (RFi)
(CD play mode)
0.5 to 1.3 Vp-p
200 mV/DIV, 500 ns/DIV
IC101 XG (XO)
(CD play mode)
59.1 ns
3.3 Vp-p
1 V/DIV, 20 ns/DIV
RB
IC901 VE (X2)
1 V/DIV, 50 ns/DIV
111 ns
3.7 Vp-p
RT
IC319 (SW)
5 V/DIV, 200 ns/DIV
582 ns
12.4 Vp-p
XT
IC301 RE (XOUT)
1 V/DIV, 100 ns/DIV
200 ns
3.3 Vp-p
XB
IC301 RB (XCOUT)
1 V/DIV, 10
μs/DIV
30.5
μs
2.5 Vp-p
22.8
μs
3.2 Vp-p
FB
IC701 (LRCK)
1 V/DIV, 10
μs/DIV
FT
IC701 (BCK)
1 V/DIV, 100 ns/DIV
324 ns
3.6 Vp-p
FE
IC703 (Q2)
1 V/DIV, 50 ns/DIV
82 ns
4 Vp-p
FG
IC709
1 V/DIV, 10 ns/DIV
20.3 ns
3.9 Vp-p
SB
IC901
5 V/DIV, 20
μs/DIV
48.4
μs
9 Vp-p
SE
IC901
2 V/DIV, 20
μs/DIV
48.4
μs
4.6 Vp-p
ST
IC901
2 V/DIV, 20
μs/DIV
48.4
μs
5.1 Vp-p
SG
Q906, 907 (Base)
5 V/DIV, 20
μs/DIV
48.4
μs
6.5 Vp-p
SH
Q906, 907 (Collector)
5 V/DIV, 20
μs/DIV
48.4
μs
10.4 Vp-p
• Waveforms
– CD Board –
– USB Board –
– USB POWER Board –
– MAIN Board –
– AMP Board –
– FRONT PANEL Board –
HCD-HX30R
HCD-HX30R
32
32
RV952
JW902
JW903
JW904
JW921
JW922
JW920
C909
C916
C922
S954
JW901
JW906
JW923
JW905
C912
C904
JW908
JW907
JW909
JW910
JW91
1
JW912
JW919
JW914
JW9
13
JW915
D909
IC951
JW916
D952
JW917
JW918
D951
S951
C920
C962
R991
R992
R990
R989
R981
R957
R956
R980
R982
R958
R959
R983
R984
R970
R951
R911
R906
R902
R903
JR901
R907
Q902
Q901
R905
R904
R910
R924
R923
R949
R92
1
R928
Q904
R927
R940
R943
R936
R93
5
R933
R926
R929
C905
IC901
R930
Q906
C915
C917
C919
Q908
D906
D905
C908
C913
R979
C906
Q907
R937
D907
C907
R918
R920
C903
R934
R919
R917
Q903
Q905
C911
C910
C902
R908
C901
C921
R909
R901
C925
C924
C923
R953
D903
R962
C954
R954
R950
Q953
R955
R945
R944
Q952
R947
Q951
JR902
S970
S971
CN905
S972
S973
S974
CN906
R971
R972
R973
R974
R975
R97
6
CN907
S975
S976
S953
S966
S967
S968
S965
S963
S962
S961
C961
R978
R977
R952
R965
R966
R967
R963
R961
R960
E
E
E
E
E
K/A
K
A
A/K
K
A
A/K
K
A
E
E
E
E
E
E
ROTARY ENCODER
FRONT PANEL BOARD
1-873-243-
STANDBY
D951
17
1
H
MAIN BOARD
CN302
1
3
USB MEMORY
1
5
1
4
14
39
49
52
FL901
FLUORESCENT INDICATOR TUBE
1
4
8
5
S951, 953, 954,
S961 – 963,
S965 – 968,
S965 – 968,
S970 – 976
VOLUME
1
3
;
2
4
1
5
TOP PANEL (FUNCTION) BOARD
1-873-242-
V
USB
V
CD
TUNER/BAND
AUDIO IN
FUNCTION
1
3
1
3
TOP PANEL (PLAY) BOARD
1-873-241-
Y/CANCEL
SEARCH
M N
TUNE –
.-
TUNE +
+
–
ENTER
ERASE
CD-USB SYNC/
REC1
DSGX
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
14
(14)
14
(14)
14
(14)
6-17. PRINTED WIRING BOARDS - PANEL Section -
•
: Uses unleaded solder.
• See page 19 for Circuit Boards Location.
(Page 24)
Ref. No. Location
• Semiconductor
Location
D903
C-5
D905
B-9
D906
B-9
D907
B-7
D909
C-4
D951
C-1
D952
C-2
IC901
C-8
IC951
C-4
Q901
D-10
Q902
D-10
Q903
C-7
Q904
C-9
Q905
C-7
Q906
B-8
Q907
B-7
Q908
B-10
Q951
C-2
Q952
D-1
Q953
C-2
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