Kenwood DPCX-301, DPCX-507, DPCX-602 Service manual
Format
System ....................................................................................................... Compact disc digital audio system
Laser .................................................................................................................................. Semiconductor laser
Audio
Frequency response..................................................................................................... 20 Hz to 20 kHz, ±3 dB
PHONES outpuyt level (16Ω, 1 kHz ) ........................................................................................ 8 mW + 8 mW
Line output/impedance .............................................................................................................. 0.55 Vrms/1 k Ω
Power supply
External DC supply ......................................................................................................................4.5V to 6 V DC
Rechargeable batteries (NB-88 ) x 2 or 4 .............................................................................................. DC 2.4 V
Commercially-available alkaline batteries (LR6/AA) x 2 or 4 ................................................................. DC 3 V
Battery life (continuous repeat playback)
(Figures inside parentheses show the performance when the D.A.S.C. is ON.)
Commercially-available alkaline batteries (LR6/AA) x 2 ...........
...........................
......................... Approx. 12 (9.5) Hours
Commercially-available alkaline batteries (LR6/AA) x 4
...........................
..................................... Approx. 25 (20) Hours
Rechargeable batteries (NB-88) x 2 ..........................................................
...........................
......... Approx. 5.5 (4.5) Hours
Alkaline batteries (LR6/AA) x 2 and rechargeable batteries (NB-88) x 2 .........
...........................
... Approx. 18 (15) Hours
Dimensions (W x H x D) (DPC-X301) ................................................................... 132 mm
x
32.5 mm x 153 mm
(5 - 3/16"
x
1 - 1/4" x 6")
Dimensions (W x H x D) (DPC-X507/X602) ..........................................................132 mm
x
29.5 mm x 153 mm
(5 - 3/16"
x
1 - 3/16" x 6")
Weight (net) (DPC-X301) ................................................................................................................272 g (9.6 oz)
Weight (net) (DPC-X507/X602) .......................................................................................................260 g (9.2 oz)
Notes
Notes
1. KENWOOD follows a policy of continuous advancements in development. For this reason specifications may
be changed without notice.
2. The full performance may not be exhibited in an extremely cold location (under a water-freezing temperature).
VOLUME
PHONES
LINE OUT
DC-IN
PORTABLE CD PLAYER
70%
DPC-X301/X507/X602
SERVICE MANUAL
REVISED
This manual is based on
old one (B51-5514-00).
CD door ASSY *
(A52-)
Knob(REPEAT) *
(K27-)
Variable resistor
(R31-0086-08)
© 1999-10/B51-5585-00 (K/K) 3351
Phone jack
(E11-0372-08)
Top cabinet *
(A02-)
DC jack
(E03-0356-08)
Line out phone jack
(E11-0354-08)
* Refer to parts list on page 12 .
SPECIFICATIONS
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 Regulations No. 21 CFR 1040. 10, Chapter 1, Subchapter J.
DANGER : Laser radiation when open and interlock
defeated.
AVOID DIRECT EXPOSURE TO BEAM.
DPC-X301/X507/X602
ABBREVIATION 3 5 6
DASC SW(HI-OFF-ST(16M)
----- - YESYESYESYESYESYESYESYESYESYESYES
RECHAGEABLE BATTERY
----NB-88 - NB-88 - - NB-88 NB-88 NB-88 - ----
INNER HEADPHONE(SHORT)
----- - YES--YESYES- - ----
INNER HEADPHONE(LONG)
YES - YES YES YES YES - - - - - YES YES - - YES YES
OPEN HEADPHONE
-YES-----YESYES----YESYES--
COLOR*
S S W W BL S,BL L,W S S BL BL S S,BL SSSS
* (S)=SILVER, (W)=WHITE, (L)=BULE, (BL)=BLACK
Use to adapt the plug
on the power cord to
the shape of the wall outlet.
(Accessory only for regions where use is
necesary.)
CONTENTS / ACCESSORIES
Contents
SPECIFICATIONS.........................................Top cover
CONTENTS / ACCESSORIES ....................................2
CIRCUIT DESCRIPTION.............................................3
PC BOARD ..................................................................5
Model feature list
MODEL DPC-X301 DPC-X507 DPC-X602
DESTINATIONS J P M X T E J K P M X T E K P M X
SCHEMATIC DIAGRAM..............................................7
EXPLODED VIEW .....................................................11
PARTS LIST...............................................................12
LINE OUT JACK(J105)
REMOCON JACK(J103)
CAR BATTERY ADP.
CAR SACETTE ADP.
REMOCON WIRED
Accessories
AC adapter ..................................(1)
(W08-0658-08) : E3,E4,E5,E7,T4,T5
(W09-1251-05) : K5,K6,P3,P5,P6
(W08-0675-08) : M3,M5,M6
(W03-0679-08) : X3,X5,X6
YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES
----- - YES--YESYES- - ----
----- - - ------YESYESYESYES
----- - - ------YESYESYESYES
----- - 3-KEY - - LCD LCD - - ----
Innerphone ..................................(1)
(W01-0925-05) : E3,E4,E5,E7,X6,
(W01-0923-05) : X5,M5
-------
Remote control............................(1)
(A70-1190-05) : X5,M5
M6,M3,X3,T4,T5
Headphone..................................(1)
(W01-0924-05) : K5,K6,P3,P5,P6
AC plug adapter ..........................(1)
(E03-0115-05) : M3,M5,M6
2
Car cassette adapter...................(1)
(W01-0922-05) : K6,P6,M6,X6
Rechargeable battery..................(1)
(W09-1240-05) : M5,X5,T4,T5
Car battery adapter .....................(1)
(W01-0921-05) : K6,P6,M6,X6
DPC-X301/X507/X602
CIRCUIT DESCRIPTION
1. Microprocessor : MN101C16ATA2
1-1 Pin description
Pin No. Name I/O Description Remarks
1-4 COM1-4 O LCD common signal
5 VLC3 – GND
6,7 VLC1,2 – LCD driving bias control
8 VDD – Power supply(+2.8V)
9 OSC2 – No use
10 SMCK I External system clock(4.2336MHz)
11 VSS – GND
12 X1 – GND
13 X0 – No use
14,15 MMOD,VREF – GND
16 KEY1 I Key input
17 KEY2 I Remocon key input port
18 RECHARGE OUT O Rechargeable detection port
19 BATT – No use
20 HOLD I Key hold on/off control ON=H
21 DOOR I Door switch detection port OPEN=H
22 DA SCST I/O DASC switch detection port(ST)
23 DA SCHI I DASC switch detection port(HI)
24 VREF+ – Power supply(+2.8V)
25 P00 – No use
26 SUBQ I Sub-Q data input signal port(to MN662746RPK1)
27 SQCK I Sub-Q data read timing clock port(to MN662746RPK1)
28 MDATA O Data signal port(to MN662746RPK1)
29 P04 – No use
30 MCLK O Clock signal port(to MN662746RPK1)
31 P06 – No use
32 RESET I System reset port
33-37 P10-14 – No use
38 BLKCK I Sub-Q signal read require port
39 P21 – No use
40 REM IN I Remocon data input port
41,42 P23,24 – No use
43 YMCLK O Clock signal port to SM5903AF
44 YMDATA O Audio signal port to SM5903AF
45 YMLD O Latch signal port to SM5903AF
46 YD MUTE O Audio signal mute control port ON=H
47 ZSENSE O Sensitive signal port to SM5903AF
48 NRESET O System reset port to SM5903AF
49,50 P53,54 – No use
51 POWER O Power supply control port
52 REM DATA O Remocon data output port
53 CONT O DASC control output port(HI/ST) ON=H
54 BBS O BBS control ON=L
55 LMT I Limit switch detection port
56 EMP O Battery level detection port LOW BATT=H
3
DPC-X301/X507/X602
EXCEPT FOR DPC-X301
IC5
SHOCKPLOOF
SM5903AF
IC6
DRAM
AN8789FB
(KSM-542AAA)
/ / /
/ / /
/ / /
FROM IC4 (Rch)
J105
LINE OUT
J102
Rch
Lch
H. P JACK
NJM2073M
VOLUME
J103
DPC-X507(M,X type) only
REMOTE
LMT.
SW
AN8838SB
Lch
IC9
µ-COM
MN101C16A
TA2
MM662746RPK1
CIRCUIT DESCRIPTION
Pin No. Name I/O Description Remarks
57-59 P66,67,70 – No use
60 RECHARGE I Rechargeable battery detection port
61 LIGHT OUT – No use
62 MLD O Latch signal port(to MN662746RPK1)
63 SENSE I Sensitive signal port
64 FLOCK I Focus servo IN=L
65 TLOCK I Tracking servo IN=L
66 STAT I Status signal port
67 RST O Reset signal port(to MN662746RPK1)
68-71 P83-86 – No use
72 DIGITAL OUT O No use
73 P81 I Memory selector NO=H,16M=L
74 P80 I Memory selector NO=L,16M=L
75-85 SEG15-25 – No use
86-100 SEG0-14 O LCD segment signal
1-2 Microprocessor periphery block diagram
4
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