Sony CMT-LX30IR / HCD-LX30IR Service Manual ▷ View online
HCD-LX30iR
HCD-LX30iR
25
25
D
CNA937
KEY-VOL
BOARD
E
CNA938
KEY-EJECT
BOARD
B
(2/3)
CNS212
MAIN
BOARD
C
CN953
IPJ
BOARD
A
USB
BOARD
CN907
M
LED-R
BOARD
CNA903
IC B/D
IC B/D
IC B/D
IC B/D
31
32
(EXCEPT AEP)
CNS213 (AEP)
3.1
6.8
5.2
1.2
5
0 (3.1)
0 (1.3)
0 (3.3)
6.8
3.1
1.3
5
6
6
1.3
4
3.2
3.2
0
3.1
3.1
0.7
0.7
3.2
0
0
3.1
3.3
3.1
0 (3.1)
3.1
3.1
0
3.1
0
3.1
3.1
1
1.4
3.1
0
0
0
0
3.1
3.1
0 (3.1)
0
0 (3)
0 (2.9)
0 (3.1)
3.3
3.3
3.3
3.3
3.2
0.5
1.6
3.2
3.2
3.2
3.2
3.2
3.1
0
0.6
3.1
3.2
0
3.1
3.1
3.1
0
0
0
3.2
1.6
1.6
1.6
1.6
1.6
1.6
3.1
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.1
1.5
3.1
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
0
3.1
1
C401
1
C403
1
C406
1
C407
1
C408
1
C410
1
C452
1
C455
1
C632
1000p
C456
0.1
C654
0.01
C409
0.01
C411
0.01
C454
0.01
C458
0.22
C453
6.3V
470
C471
1000p
C609
18p
C613
22p
C614
MC2836
D451
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
27P
CNS413
AVDD (3.3V)
ROUT
DAC_GND
LOUT
AGND
RST
BUS0
BUSI
BUS2
BUS3
BUCK
CCE
REQ
SBSY
DGND
D_OUT
DVDD (3.3V)
VM (7V)
MGND
M_MUTE
USB-RST
1
2
3
4
5
TK73400AU3G0L-C
IC401
CONT
VI
GND
VO
F.B.
5
4
3
2
1
TK11133CSCL-G
IC421
CONT
GND
NOISE
VO
VI
5
4
3
2
1
TK11140CSCL-G
IC451
CONT
GND
NOISE
VO
VI
VCC
OUT
GND
NJL22H400B (Former type)
PNA4823M01S0 (New type)
IC453
L660
L515
L532
L565
L590
1
7
8
9
10
11
12
5
6
14
19
18
17
13
16
20
15
23
24
27
21
28
26
25
22
31
33
35
30
32
36
34
29
2
3
4
C0
S0
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S24
S25
S26
S27
S28
S29
S30
S31
C1
C2
C3
1L4345V22DOTDT02
D453
SDPB31H3C0001
LED402
2SC3052F
LED DRIVE
Q433
RT1N441C-TP-1
RESET SWITCH
Q654
1k
R471
1k
R491
R502
100
1k
R503
1k
R504
1k
R507
1k
R508
1k
R509
1k
R510
1k
R511
1k
R512
1k
R517
1k
R518
1k
R520
1k
R521
1k
R522
1k
R523
1k
R524
1k
R525
1k
R526
220
R527
R529
1k
R530
1k
R531
220
R533
1k
1k
R536
1k
R537
1k
R538
1k
R540
1k
R541
1k
R543
1k
R546
R547
1k
R548
1k
1k
R555
1k
R556
1k
R557
R621
1k
1k
R651
1k
R653
10k
R404
10k
R461
10k
R495
10k
R637
10k
R638
10k
R641
47k
R542
47
R436
0
R437
4.7k
R474
2.2k
R472
2.2k
R473
2.2k
R492
2.2k
R493
2.2k
R592
470
R441
100
R451
22k
R496
4.7k
R494
100k
R514
R658
0
220k
R654
1k
R519
6MHz
X593
1
C690
1
C665
X513 32.768kHz
1
C615
R639
10k
47k
R640
R648 10k
R664
220k
47k
R450
JR401
0
0
R656
0.1
C405
0.1
C412
0
R652
0
R663
JR426
0
JR403
0
5
4
3
2
1
TK11150CSCL
IC423
CONT
GND
NOISE
VO
VI
47k
R497
10k
R475
1
2
2P
CNS437
GND
K-VOL-/VOL+
5
4
3
2
1
S-80928CNMC-G8YT2G
IC452
OUT
VDD
GND
NC
CD
0.1
C457
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
O-USBRESET/DAB1.2V
O-POWER
O-AMP-ON
O-CD/USM 3.3V ON
O-LED
I-RDS DS
I-TU-DO
O-CD-LOAD OUT
I-RMC
O-CD-LOAD IN
O-FUNC SC
O-FUNC SD
X0A
X1A
VCC
VSS
BUS0
BUS1
BUS2
BUS3
O-IPOD POWER
O-LED-STBY
O-CD-DR MUTE
I-CD REQ
O-CD BUCK
O-CD CCE
O-CD RESET
O-USB SEL/DAB 3.3VSEL
I-USB TXD/DAB DO
I-USB DO
O-USB RXD
/DAB DI
/DAB DI
AVCC
I-IPOD TXD
O-USB DI
AVSS
I-P-MONI
I-KEY_1
I-KEY_2
I-KEY_3
I-SW CD CHECK/OUT
I-KEY WAKE UP
I-HOLD
I-CD SBSY
VSS
I-RDS SC
I-TU ANSD
O-IPOD RXD
I-IPOD DETECT
SEL USB-IPOD
SEL USB-WM/I-MODEL
MD2
MD1
MD0
RSTX
O-TU-CE
O-TU-CLK
O-TU-DI
VLCD
COM0
COM1
COM2
COM3
SEG0
SEG1
VCC
VSS
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
VCC
VSS
X1
X0
SEG25
SEG26
SEG27
SEG28
SEG29
SEG3O
SEG31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
NC
USB-SI
USB-SO
USB-DI
USB-DO
SEL1
22
23
24
25
26
27
R402
33k
1
2
3
4
5
6
7
8
9
10
11
R-
R+
L-
L+
DGND
IPOD DET
IPOD TXD
IPOD RXD
ACC CONT
VBUS_5V
PGND
1
2
2P
CN383
GND
K-EJECT
1
2
3
4
5
6
7
8
9
10
10P
CN499
2P
CNS422
RST
MD0
MD2
GND
VCC
P66
P65
SO
SI
SC
MC2836
D452
1
2
3
4
5
6
7
7P
CNA451
SW CHEC
SW OUT SIDE
2
1
I-RDS-SC
I-RDS-SD
NC
VM
LOAD-OUT
LOAD-IN
GND
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
iPod-LCH +
iPod-LCH -
iPod-RCH +
iPod-RCH -
CD-LCH
A-GND
CD-RCH
D-GND
O-POWER
O-AMP-ON
I-TU_DO
O-FUNC-SC
O-FUNC-SD
I-P-MONI
I-TU_ANSD
O-TU_CE
O-TU_CK
O-TU_DI
M-GND
VSTBY
V6.5V
R534
1k
1k
R506
1k
R545
R665
220k
+5V REGULATOR
IC401
IC421
+3.3V REGULATOR
IC453
REMOTE CONTROL RECIVER
SW497
SW496
SW495
SW494
SW493
SW492
SW491
SW481
SW476
SW475
SW474
SW473
SW472
SW471
IC423
+5V REGULATOR
CNS481
11P
CNS402 21P (EXCEPT AEP)
CNS403 23P (AEP)
CNS403 23P (AEP)
(AEP)
VOLTAGE DETECTOR
IC452
+4V REGULATOR
IC451
IC502
SYSTEM CONTROLLER
LCD452
LIQUID CRYSTAL DISPLAY
PANEL BOARD
BOARD
DRIVER
STANDBY
MB90F831PF-G-SPE1
IC502
(NC)
1
3
2
/
TUNE -
TUNE +
FUNCTION
+
FUNCTION
-
EQ
ENTER
REC TO USB
USB MENU
DSGX
+
-
J
4
B
16
6
9
11
D
N
O
15
H
L
10
K
17
3
5
12
C
F
18
M
1
19
E
8
G
20
14
A
2
13
I
7
220
R501
2
1
VU LED
LED4V
R476
4.7k
R477
4.7k
R478
4.7k
R528
1k
R505
1k
R431
150
RT1N141C
Q432, 433
Q432
10
R438
560
R433
47
R421
R439
R439
R539
1k (CH, SP, KR, TH)
0 (AEP, AUS)
R539
2.2k (CH, SP, KR, TH)
10k (AUS)
1k (AEP)
5-13. SCHEMATIC DIAGRAM - PANEL Section -
•
See page 28 for Waveforms.
•
See page 28 for IC Block Diagrams.
•
See page 32 for IC Pin Function Description.
(Page 22)
(Page 27)
(Page 19)
(Page 27)
(Page 27)
(Page 27)
Ver. 1.2
Note 1: When the DRIVER board is damaged, exchange the entire
CDM80BT.
Note 2: Refer to “NOTE OF REPLACING IC453 ON THE PANEL
BOARD” (Page 4) for Former/New type of IC453.
HCD-LX30iR
HCD-LX30iR
26
26
5-14. PRINTED WIRING BOARDS - AUDIO IN/OUT, KEY, POWER SUPPLY Section -
•
: Uses unleaded solder.
• See page 15 for Circuit Boards Location.
30
1
11
1
D951
R951
R952
R952
R953
R954 R955
R956
R957
R958
R959
R960
R961
R962
R963
R964
R965
R966
CN951
CN953
C951
D955
C953
C954
C955
W951
1
3
J921
CNA901
W922
R937
R921
R922
R923
R924
C921
C922
R951
L951
1
5
J931
CNA921
W921
R938
R931
R932
R933
R934
R935
R936
C931
C932
1
2
CNA938
SW938
1
2
CNA937
SW941
SW942
R943
R942
1
3
1
3
FH003
FH004
JW001
JW004
T001
F002
CNS001
CNS002
R901
R902
1
2
1
2
CNA903
LED902
(ILLUMINATION)
CNS902
1
2
CNA902
LED901
(ILLUMINATION)
L952
R952
C
PANEL
BOARD
CNS481
1-878-864-
11, 21
(11, 21)
IPJ BOARD
(SIDE A)
(CHASSIS)
(iPod Dock)
1-878-864-
IPJ BOARD
(SIDE B)
F
MAIN
BOARD
CNS251
1-878-856-
AU-JACK BOARD
AUDIO IN
(CHASSIS)
HP-JACK BOARD
G
MAIN
BOARD
CNS351
1-878-857-
(CHASSIS)
PHONES
E
PANEL BOARD
CN383
M
PANEL BOARD
CNS422
1-878-855-
KEY-EJECT BOARD
SW938, 941, 942
Z
D
PANEL BOARD
CNS437
1-878-854-
KEY-VOL BOARD
VOLUME +
VOLUME –
1
2
3
4
8
7
6
J
MAIN
BOARD
CNA101
1-878-853-
PT-AC BOARD
(AC IN)
NOT REPLACEABLE:
BUILT IN TRANSFORMER
BUILT IN TRANSFORMER
POWER TRANSFORMER
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
21
(21)
21
(21)
21
(21)
21
(21)
21
(21)
1-878-860-
21
(21)
1-878-859-
21
(21)
LED-L BOARD
LED-R BOARD
K A
A/K
11, 21
(11, 21)
(Page 20)
(Page 20)
(Page
24)
(Page 24)
(Page 24)
(Page 20)
(Page 24)
Ver. 1.2
HCD-LX30iR
HCD-LX30iR
27
27
5-15. SCHEMATIC DIAGRAM - AUDIO IN/OUT, KEY, POWER SUPPLY Section -
BOARD
CNS351
MAIN
G
(3/3)
BOARD
CNS251
MAIN
F
(2/3)
BOARD
PANEL
C
CNS481
BOARD
PANEL
E
CN383
BOARD
D
PANEL
CNS437
BOARD
M
PANEL
CNS422
MAIN
BOARD
J
CNA101
(3/3)
4.7k
R922
0
R937
47k
R923
47k
R924
L951
470p
C922
470p
C921
100
R951
J921
4.7k
R921
1
2
3
3P
CNA901
AUDIO-IN L
AUDIO-IN GND
AUDIO-IN R
0
R938
AU-JACK BOARD
(CHASSIS)
AUDIO IN
W922
4
B
6
9
11
D
10
3
5
12
C
F
1
E
8
G
A
2
7
0.01
C932
J931
100
R934
2.2k
R936
2.2k
R935
100
R933
100
R932
100
R952
100
R931
0.01
C931
1
2
3
4
5
5P
CNA921
SP-L
PA-L
HP-GND
PA-R
SP-R
(CHASSIS)
HP-JACK BOARD
W921
PHONES
0.1
C953
220k
R955
330k
R956
100
R954
100
R953
100
R957
100
R964
RB521S-30-TE61
D951
10V
100
C955
R951
100
R952
100
15k
R965
0.1
C951
75k
R958
33k
R966
75k
R959
100k
R963
100k
R962
100k
R961
100k
R960
0.1
C954
1
2
3
4
5
6
7
8
9
10
11
11P
CN953
PGND
VBUS_5V
ACC CONT
IPOD RXD
IPODTXD
IPOD DET
DGND
L+
L-
R+
R-
MC2837
D955
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
30P
(iPod Dock)
CN951
DGND
DGND
TPA+
USB D+
TPA-
USB D-
TPB+
VBUS
TPB-
Acc ID
PWR+
PWR+
Acc PWR
Reserved
DGND
DGND
Reserved
RXD
TXD
Acc DET
S-VIDEO-Y
S-VIDEO-C
VIDEO-OUT
Remote Sense
LINE-IN-L
LINE-IN-R
LINE-OUT-L
LINE-OUT-R
A-GND
DGND
(CHASSIS)
W951
IPJ BOARD
1
2
2P
CNA938
GND
K-EJECT
KEY-EJECT BOARD
SW938
Z
22k
R943
47k
R942
1
2
2P
CNA937
GND
K-VOL
SW941
SW942
KEY-VOL BOARD
2
1
2P
CNA902
VU LED
LED4V
LED-L BOARD
VOLUME
+
VOLUME
-
1
2
3
3P
CNS002
VHAC
VM
VHAC
1
3
3P
CNS001
AC_L
AC_N
JW004
JW001
F002
T001
POWER TRANSFORMER
1
3
8
7
6
4
2
T160mAL
250V
PT-AC BOARD
(AC IN)
NOT REPLACEABLE
BUILT IN TRANSFORMEWR
BUILT IN TRANSFORMEWR
L952
47
R902
1L0333B12E0CTTZ1
(ILLUMINATION)
LED901
2
1
2P
CNS902
VU LED
LED4V
2
1
2P
CNA903
VU LED
LED4V
LED-R BOARD
47
R901
1L0333B12E0CTTZ1
(ILLUMINATION)
LED902
(Page 22)
(Page 25)
(Page 25)
(Page 25)
(Page 25)
(Page 23)
(Page 23)
Ver. 1.2
HCD-LX30iR
HCD-LX30iR
28
28
• IC Block Diagrams
– CD Board –
IC201 TK63115SCL-G@GT
IC401 BA5826HFP-E2
• Waveforms
– CD Board –
1
IC101 ia (RFi)
(CD play mode)
200 mV/DIV, 500 ns/DIV
0.5 to 1.3 Vp-p
2
IC101 wf (XO)
(CD play mode)
1 V/DIV, 20 ns/DIV
59.1 ns
3.3 Vp-p
wa
IC801 w; (XOUT)
500 mV/DIV, 5
Ps/DIV
13.3
Ps
1.2 Vp-p
ea
IC502 qf (X1A)
1 V/DIV, 10
Ps/DIV
30.5
Ps
3.1 Vp-p
es
IC502 os (X1)
1 V/DIV, 100 ns/DIV
166 ns
3.2 Vp-p
qa
IC901 ud (X2)
(USB mode)
1 V/DIV, 50 ns/DIV
111 ns
3.7 Vp-p
ws
IC861 qf (XOUT)
2 V/DIV, 100 ns/DIV
230 ns
5 Vp-p
– USB Board –
– PANEL Board –
– MAIN Board –
– USB Board –
IC1 BD9703FP-E2
IC301, 302 TC74HC4066AFT (EL)
THERMAL &
OVER CURRENT
PROTECTION
VOLTAGE
REFERENCE
ON/OFF
CONTROL
VIN 1
GND 2
VCONT 3
NC
4
VOUT
5
+
–
1
2
3
4
5
6
7
8
9
10
11
12
13
13
14
28
27
26
24
23
22
21
20
19
18
17
16
15
25
LEVEL
SHIFT
LEVEL
SHIFT
THERMAL
SHUT-DOWN
REGULATOR
REGULATOR
BIAS TRAP
LEVEL
SHIFT
MUTE
LEVEL
SHIFT
D.BUFF
D.BUFF
D.BUFF
GND
IN4
IN4'
BIAS
VCC
VCC
IN3'
IN3
VO3(+)
VO3(–)
VO4(–)
VO4(+)
RESETt
OPIN
VO1(–)
REGB
VO1(+)
IN1
RESET
REGOUT
MUTE
GND
IN2'
IN2
VO2(+)
VO2(–)
GND
OPOUT
D.BUFF
D.BUFF
D.BUFF
D.BUFF
D.BUFF
REGULA
TOR
VCC
VCC
1
VCC
2
OUT
3
GND
4
INV
VREF
5
STBY
STBY
+
–
DRIVER
ERROR
AMP
PWM
COMPARATOR
+
–
OSC
CONTROL
LOGIC
OCP
TSD
1I/O
VCC
1
14
1C
13
4C
12
4I/O
11
4O/I
10
1O/I 2
2O/I 3
2I/O 4
2C 5
3C 6
GND 7
3O/I
9
3I/O
8
Click on the first or last page to see other CMT-LX30IR / HCD-LX30IR service manuals if exist.