KENWOOD DPC-X337 Service Manual

Cover page of KENWOOD DPC-X337 Service Manual

Service Manual for KENWOOD DPC-X337, downloadable as a PDF file.

We also have owner's manual to this model.

Manual details

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background image
POTABLE CD PLAYER
DPC-X337
SERVICE MANUAL
© 2004-8 B51-5932-00 (K/K) PDF
Format
System
Compact disc digital audio system
Laser .....................................................................................
..........................................................
Semiconductor laser
Audio
Frequency response ......................................................... 20 Hz to 20 kHz, ­ 3 dB
PHONES output level (32
, 1 kHz ) ............................................... 9 mW + 9 mW
Line output/impedance (BASS BOOST on)
............................. 0.48 Vrms/47 k
Power supply
External DC supply
................................................................................ DC 4.5 V
Rechargeable batteries (NB-3A70) x 2 ................................................. DC 2.4 V
Commercially-available alkaline batteries (LR03) x 2
....................... DC 3.0 V
Battery life (Fully charge)
÷ At 0.1mW+0.1mW output (32 load).
÷ Standard value during continuous use/charging in an temperature of 20°C.
÷ Time of use may vary depending on battery maker, battery type, use environ-
ment, and temperatute.
Dimensions (W x H x D)
................. 137 mm x 20.5 mm x 137 mm (5- 3/8" x 13/16" x 5-3/8")
Weight (net)
....................................................................................................... 171 g (6.0 oz)
Note:
KENWOOD follows a policy of continuous advancements in development. For this reason
specifications may be changed without notice.
D.A.S.C. On
D.A.S.C. Off
Approx. 6.5 Hours
Approx. 5 Hours
Approx. 10 Hours
Approx. 6.5 Hours
Rechargeable batteries (NB-3A70)
Commercially-available alkaline
batteries (LR03)
In compliance with Federal Regulations, following are reproductions
of labels on, or inside the product relating to laser product safety.
KENWOOD-Corp. certifies this equipment conforms to DHHS Regu-
lations No. 21 CFR 1040. 10, Chapter 1, Subchapter J.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM.
SPECIFICATIONS
Door
(A53-2438-08)
DC jack
(E63-1006-08)
Top cover
(B07-2704-08)
Stereo jack
(E11-0965-08)
Open knob
(K29-8403-08)
Hold/DBBS knob
(K29-8404-08)x2
Rotary vol.
(R31-0113-08)
Stereo jack
(E11-0988-08)
background image
POTABLE CD PLAYER
DPC-X337
SERVICE MANUAL
© 2004-8 B51-5932-00 (K/K) PDF
Format
System
Compact disc digital audio system
Laser .....................................................................................
..........................................................
Semiconductor laser
Audio
Frequency response ......................................................... 20 Hz to 20 kHz, ­ 3 dB
PHONES output level (32
, 1 kHz ) ............................................... 9 mW + 9 mW
Line output/impedance (BASS BOOST on)
............................. 0.48 Vrms/47 k
Power supply
External DC supply
................................................................................ DC 4.5 V
Rechargeable batteries (NB-3A70) x 2 ................................................. DC 2.4 V
Commercially-available alkaline batteries (LR03) x 2
....................... DC 3.0 V
Battery life (Fully charge)
÷ At 0.1mW+0.1mW output (32 load).
÷ Standard value during continuous use/charging in an temperature of 20°C.
÷ Time of use may vary depending on battery maker, battery type, use environ-
ment, and temperatute.
Dimensions (W x H x D)
................. 137 mm x 20.5 mm x 137 mm (5- 3/8" x 13/16" x 5-3/8")
Weight (net)
....................................................................................................... 171 g (6.0 oz)
Note:
KENWOOD follows a policy of continuous advancements in development. For this reason
specifications may be changed without notice.
D.A.S.C. On
D.A.S.C. Off
Approx. 6.5 Hours
Approx. 5 Hours
Approx. 10 Hours
Approx. 6.5 Hours
Rechargeable batteries (NB-3A70)
Commercially-available alkaline
batteries (LR03)
In compliance with Federal Regulations, following are reproductions
of labels on, or inside the product relating to laser product safety.
KENWOOD-Corp. certifies this equipment conforms to DHHS Regu-
lations No. 21 CFR 1040. 10, Chapter 1, Subchapter J.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM.
SPECIFICATIONS
Door
(A53-2438-08)
DC jack
(E63-1006-08)
Top cover
(B07-2704-08)
Stereo jack
(E11-0965-08)
Open knob
(K29-8403-08)
Hold/DBBS knob
(K29-8404-08)x2
Rotary vol.
(R31-0113-08)
Stereo jack
(E11-0988-08)
background image
DPC-X337
2
CONTENTS/ACCESSORIES / CAUTIONS
SPECIFICATIONS ............................................COVER
CONTENTS / ACCESSORIES / CAUTIONS ...............2
SCHEMATIC DIAGRAM ..............................................3
EXPLODED VIEW .......................................................5
PARTS LIST.................................................................6
Headphone(1)
(W01-0975-08)
AC adapter(1)
(W08-0658-08)
Remot control ass'y(1)
(A70-1646-08)
Rechargeable
(W09-1310-08)
ACCESSORIES
The marking this product has been classified as Class 1. It means
that there is no danger of hazardous radiation outside the product.
Location: Back panel
CLASS 1
LASER PRODUCT
The marking of products using lasers (For countries other than U.S.A.,
U.S.-Military and Canada)
CAUTIONS
CONTENTS
background image
AC
E
BD
2
1
3
5
7
4
6
CN101
CN102
Q102A
Q101A
D700
D603A
D604A
Q702A
Q704A
D703A
D702A
Q701A
Q700A
D704A
J601
DC IN
BATT
CHARGE
Q602A
Q603A
SW512
LID
SW511
HOLD
D501A
D502A
SW502 STOP
ANTI
SW505
P-MODE
SW506
PROG
SW507
FR
SW504
PLAY
FF
SW503
SW501
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
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
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
EQO
RFI
CACG
TEN
TEO
SC
TZCRFM
RFRPRFM
DGND3
XPLCK
MONI1
MONI0
DFDIN
DFLRCK
DFDCK
XBUFO
DVDD3
AGND3
RDACO
VCDAC
LDACO
A
VDD3
DGND2
XO
XI
DVDD2
DCK
LRCK
DOUTA
DQ08
DQ09
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
DQ00
DQ01
DQ02
DQ03
DQ04
DQ05
DQ06
DQ07
WEX
CASX
RASX
A00
A01
CLK88
LON
CLK
SUBSYQ
MCK
DIN
DOUT
R/W
RESETX
BUSY
DVDD1
RCLK
RCKE
A13
A12
A1
1
A10
A09
A08
A07
A06
A05
A04
A03
A02
AVDD1
AC
BD
VBIAS
E
F
AGND1
FEN
FEO
PKC
BTC
PD
LD
ASY
AVDD2
PCO
FCO
AGND2
FDOUT
JUMPO
TDOUT
SDIN
SDOUT
CLVOUT
DGND1
56
1
57
58
59
60
61
62
63
64
COM0
COM2
COM3
COM1
BATT-
TEST
WREM
PLAY
GND
49
50
51
52
53
54
55
B.BOOS
KEY1
KEY0
DC-IN
BATT+
NC
VDD
OSC1
48
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
PVCC
SLED(-)
SLED(+)
SPIND(-)
SPIND(+)
DPG2
SPRT
SOFT
CT
DC IN
REGB
REGO
PRGND
PGND
LG
VG
SW
VSYS
EI
EO
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TRK(+)
TRK(-)
FO(+)
FO(-)
DPG1
FIL4
FIL3
FIL2
FIL1
VREF
FOCUS
TRK
SLED
CLV
RESET
MUTE1
MUTE34
CLK
OFF
WP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
5
6
1
C124A
+
6800P
C125A
R122A
82K
C123A
150P
150P
C122A
R121A
18K
C121A
2200P
TP104
TE
89
90
16.9344MHz
X101
R120A
1M
R2A
470
100u4
C133
0.1
+
C134A
10uH
L102
0.1
C128A
C1A
100u4
C127
0.1
C126A
0.022
+
4.7
R1A
10uH
L103
0.1
C129A
82
80
A01
A00
DQ05
WE
CAS
RAS
DQ07
DQ06
DQ04
DQ03
DQ01
DQ02
DQ00
DQ10
DQ13
DQ14
DQ15
DQ12
DQ11
DQ09
DQ08
CLK
CKE
A13
A12
A10
A1
1
A07
A08
A09
A06
A05
A03
A04
A02
C104
100u4
C105A
0.1
C109A 470P
C110A 0.1
C111A 0.1
C112A 120P
150K
R112A
FE
TP103
C113
R114A
0.22
C114A
+
3.3u50
470
C115A
0.1
10K
R123A
R113A
1M
C1
17A
0.1
R1
18A
22K
22u6.3
C1
18
+
C130A
0.1
R1
17A
330K
4.7K
R1
19A
R127A
470
1.5K
R126A
0.1
C135A
100u4
C120
C1
19A
0.1
+
35
34
33
32
31
30
29
28
SD
TP108
JUMPO
TP106
TP102
RF
SP
TP109
27
26
24
R106A 22K
C106A 1
R104A 1K
220u6.3
C101
R103A
4.7
R105A
15
+
100K
R110A 120K
R111A 120K
100u4
C102
+
0.01
C103A
R101A
100
18
20
19
17
R102A
10uH
L101
68K
R1
16A
39K
R1
15A
FD
TP107
R108A 22K
TP105
TDOUT
23
22
25
24
25
24
23
22
C615A 0.1
1
C614A
C611A 470P
C612A 0.1
C617
220u6.3
+
0.1
C616A
C610
+
100u4
R607A
22K
C607A
3300P
27K
R605A
R606A
62K
+
C609
L603 330uH
10u10
R712A
33
R715A
33
750
R700A
R706A
270
R713A
33
R717A
33
R714A
33
R718A
33
R707A
1K
2.2K
R708A
10K
R709A
1K
R716A
100u6.3
C622
+
L601
2
3
1
10
R604A
47P
C603A
0.1
C604A
10uH
L602
R603A
1K
220u6.3
C601
C602
+
220u6.3
+
R609A
4.7K
C606A
0.1
EV
DV
SV
CV
AV
SG
AG
EG 0
CG
18
17
20
19
35
27
26
37
47
62K
R616A
0
R618A
24
20
19
0.022
C618A
C619A
0.022
C620A
0.022
C621A
0.022
R615A
33K
19
20
COM3
COM1
COM2
COM0
C502 C503A
C501A
0.1
R514A
100K
+
47u6.3
0.1
37
C504A
0.1
R505A
100K
C505A
0.1
C507A
0.1
R507A
10K
R506A
10K
C506A
0.1
C509A
0.01
R509A
27K
R508A
10K
C508A
0.1
R501A
10K
1
C520A
R520A
1M
OPEN
CLOSE
ON
OFF
R515A
6.8K
4.7K
R516A
8.2K
R517A
22K
R518A
R510A
R51
1A
4.7K
6.8K
R504A 91K
28
SV
AV
CV
EV
AV
SV
EV
AV
SV
AV
SV
AV
AV
SV
SV
SV
SV
AV
AV
CV
CV
CV
CV
CV
EV
EV
EV
EV
EV
6
5
4
3
2
1
13
16
15
14
10
12
11
9
8
4
7
6
5
3
2
1
SLED+
LID SW
LID SW
SPIND+
SPIND-
SLED-
F(+)
F(-)
T(-)
T(+)
VC
F
GND
MD
PD1
PD2
VR
GND
LD+
GND
VCC
E
100uH
L501
TP603
TP604
TP605
1000P
C608A
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
IC101A
IC601A
CD MECHA
3
DPC-X337
background image
F
GI
HJ
SW511
HOLD
OP
TI
MODE
OG
J301
Q303A
Q304A
Q305A
Q306A
J302
PHONES
SW301
B.B.S
Q307A
Q401A
LCD501
LINE
OUT
IC101A
: BU9534KV
IC301A
: PT2308L-S
IC501A
: BU24590-8W
IC601A
: BH6575FV
Q101A
: 2SA1576A
Q102A
: DTA124EUA
Q303A,304A,401A,704A
: DTC114TUA
Q305A,306A : DTC323TU
Q307A
: DTA144TUA
Q602A,603A : 2SD2150R
Q700A
: 2SC4081R
Q701A
: 2SD2153(V,W)
Q702A
: 2SB1386
D501A,502A : DAN222
D603A
: UDZS3.3B
D604A
: MA111
D700
: B30-2677-08
D702A
: RB161M-20TR
D703A
: UDZS8.2B
D704A
: UDZS6.2B
SIGNAL LINE
B LINE
GND LINE
EARPHONE
JK901
PLAY/
PAUSE
SW901
STOP
SW902
REW
SW904
FF
SW903
REMOTE
IC402A
81F641642D-102F
:
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
XO
XI
DVDD2
DCK
LRCK
DOUTA
DQ08
DQ09
DQ10
DQ11
DQ12
DQ13
DQ14
DQ15
DQ00
DQ01
DQ02
DQ03
DQ04
DQ05
DQ06
DQ07
WEX
CASX
RASX
A00
A01
A02
25
56
4
15
SEG15
SEG14
16
XRESET
AMUTE
CHG-CTL
B-LIGHT
18
17
20
19
STOP
EVR-SEL
RLCD-SEL
23
22
21
NC
24
SEG13
SEG12
SEG1
1
SEG10
SEG09
SEG08
SEG07
SEG06
SEG05
SEG04
SEG03
12
14
13
10
11
9
8
7
6
5
SEG02
SEG01
SEG00
1
3
2
57
58
59
60
61
62
63
64
COM0
COM2
COM3
COM1
BATT-
TEST
WREM
PLAY
45
34
ESP-S3
DEF-SEL
ESP-S2
ESP-S1
SDA-R
SCL-R
JOG-SEL
27
26
29
28
SLD-SEL
32
SDA
SCL
31
30
33
P
.OFF
M
SEL
MMUTE
RW
SUBQ
COMMAND
MCK
SUBSYQ
BUSY
HOLD
INNNER
37
35
36
38
39
40
41
42
43
44
RESET
LID
GND
49
50
51
52
53
54
55
B.BOOST
KEY1
KEY0
DC-IN
BATT+
NC
VDD
OSC1
48
46
47
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
VDD
DQ0
VCCQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VCCQ
DQ5
DQ6
VSSQ
DQ7
VCC
DQML
WE
CAS
RAS
CS
A13
A12
A10/AP
A0
A1
A2
A3
VCC
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
VSS
DQ15
VSSQ
DQ14
DQ13
VCCQ
DQ12
DQ11
VSSQ
DQ10
DQ9
VCCQ
DQ8
VSS
N.C.
DQMU
CLK
CKE
N.C.
A11
A9
A8
A7
A6
A5
A4
VSS
4
3
2
1
GND
I1+
I1-
O1
5
6
7
8
I2+
I2-
O2
VCC
16.9344MHz
X101
R120A
1M
100u4
C133
0.1
+
C134A
10uH
L102
100u4
C127
0.022
+
4.7
R1A
10uH
L103
0.1
C129A
A01
A00
DQ05
WE
CAS
RAS
DQ07
DQ06
DQ04
DQ03
DQ01
DQ02
DQ00
DQ10
DQ13
DQ14
DQ15
DQ12
DQ11
DQ09
DQ08
A02
RAS
WE
A06
A04
A05
A08
A07
A09
DQ00
DQ01
DQ02
DQ03
DQ04
DQ05
DQ06
DQ07
CAS
A01
A10
A00
A02
A03
A12
A13
DQ09
DQ10
DQ15
DQ14
DQ12
DQ11
DQ13
DQ08
CKE
CLK
A11
C401A
0.1
100u4
+
C402
SEG01
SEG06
SEG04
SEG02
SEG03
SEG05
SEG07
SEG08
SEG09
SEG10
SEG13
SEG12
SEG1
1
SEG14
COM3
COM1
COM2
COM0
R524A 4.7K
R523A 4.7K
R519A 10K
R513A
0
C502 C503A
C501A
0.1
R514A
100K
+
47u6.3
0.1
10K
R502A
37
47
35
C504A
0.1
R505A
100K
C505A
0.1
C507A
0.1
R507A
10K
ON
OFF
R515A
6.8K
4.7K
R516A
8.2K
R517A
22K
R518A
32
29
35
31
30
33
28
34
2.75T
12K
R310A
+
4.7u25
C310
+
560P
C306A
100K
R308A
R309A
100K
C307A
560P
+
4.7u25
+
C309
C308
4.7u25
100
R307A
R306A
100
560P
560P
C304A
C305A
R305A
100
R304A
100
50K(A)x2
VR301
R360A
1.5K
R362A
180K
R364A
3.6K
R361A
1.5K
R365A
3.6K
R363A
180K
22K
R326A
R327A
22K
18
R323A
220u6.3
C334
+
100u4
+
C322
220u6.3
+
C335
18
R324A
1
C337A
1
C336A
L304
2.75T
L303
L301
2.75T
2.75T
L302
R316A
1K
L305
2.75T
R31
1A
12K
4.7u25
C31
1
R315A
1K
C317A 0.1
C318A 0.1
4.3K
R317A
R318A
4.3K
100u4
C330
+
80
82
R402A
3.3u50
C403
+
10K
R401A
10K
90
89
16
10
12
11
14
13
15
SEG06
SEG01
SEG05
SEG02
SEG03
SEG04
SEG10
SEG07
SEG08
SEG09
SEG14
SEG12
SEG13
SEG1
1
SEG06
3
COM0
SEG01
2
1
SEG05
SEG02
SEG03
SEG04
5
4
7
6
SEG10
SEG07
SEG08
SEG09
9
8
SEG14
SEG13
SEG1
1
SEG12
COM1
COM2
COM3
18
17
COM3
COM2
COM1
COM0
AV
AV
CV
CV
CV
CV
EV
EV
EV
EV
EV
EV
EV
EV
EV
EV
EV
EV
EV
EV
+B
VR901
500
R901A
R902A
8.2K
8.2K
R904A
R903A
39K
15K
RED
BLK
1
TEL
2
3
WHT
4
L300
2.75T
R3A
2.2
R521A
1K
R01A
0
R02A
0
R03A
0
R04A
0
R05A
0
R06A
0
R07A
0
R08A
0
R09A
0
R10A
0
R1
1A
0
R12A
0
R13A
0
R14A
0
R15A
0
R16A
0
R17A
0
R18A
0
C107A
0.1
100u4
+
C108
+B
IC501A
IC402A
IC301A
DPC-X337
REMOTE CONTROL
12
34
6
5
S1
COL
4
DPC-X337
CAUTION: For continued safe-
ty, replace safety critical com-
ponents only with manufactur-
er's recommended parts (refer
to parts list).
indicates safety
critical components. For contin-
ued protection against risk of
fire, replace only with same
type and rating fuse(s). To
reduce the risk of electric
shock, leakage-current or
resistance measurements shall
be carried out (exposed parts
are acceptably insulated from
the supply circuit) before the
appliance is returned to the
customer.
The DC voltage is an actual
reading measured with a high
impedance type voltmeter. The
measurement value may vary
depending on the measuring
instruments used or on the
product. Refer to the voltage
during PLAY with DASC OFF
(at the normal speed) unless
otherwise specified; The value
shown in (
) is the voltage
measured at the moment of
STOP.
background image
DPC-X337
5
Parts with exploded numbers larger than 700 are not supplied.
PLAY/PAUSE
SW501
STOP
SW502
HOLD
SW511
LINE OUT
J301
VOLUME
VR301
PHONES
J302
DC IN
J601
PROGRAM
SW507
LID
SW512
P.MODE
SW506
D.A.S.C
SW505
LCD501
SKIP/SEARCH
SW504 SW503
B.BOOST
SW301
DPC-X337
642
641
643
644
728
627 626
613
624
629
615
615
615
611
612
605
603
614
602
601
607
630
613
A
A
A
Ax2
A
: N09-5517-08
2x6
1
2
3
A
B
EXPLODED VIEW

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