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PORTABLE CD PLAYER

DPC-X537-D/X537-H/X537-L/X637-H/X937-S

SERVICE MANUAL

© 2003-7 PRINTED IN KOREA

B51-5863-00 (K/K) 23

In compliance with Federal Regulations,  following are repro-
duction 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.

Miniature phone jack
(E11-0971-05)

DC jack
(E03-0506-03)

Charger

Knob
(K29-8301-13)

Knob
(K29-8303-03)

DC jack
(E03-0507-05)

Miniature phone jack
(E11-0960-05)

Lid ass'y 

*

(A53-)

*

Refer to parts list on page 9.  

SPECIFICATIONS

Battery life (Fully charge)

Main Unit

Format

System ..................... Compact disc digital audio system
Laser .............................................. Semiconductor laser

Audio

Frequency response ....... 20 Hz to 20 kHz, –9 ~+0.2  dB
Headphone output  level (16

) ............ 5.0 mW  + 5.0 mW

Line output/impedance .......................... 0.420 V / 10 k

Power supply

DPC-X637 :

Rechargeable batteries  (NB-3A70)............. DC 1.2 V x 2
Commercially-available alkaline  batteries  (LR03)

................................................................. DC 1.5 V x 2

DPC-X537 :

Commercially-available alkaline  batteries  (LR03)

................................................................. DC 1.5 V x 2

Dimensions (W  x H x D) ..

131 mm  x 21.7 mm  x 132 mm

.................................................

(5- 3/16" x  7/8" x  5-3/16")

Weight (net) .................................................

165 g (5.8 oz)

Recharger stand (DPC-X637 only)
Power supply

AC adaptor (AC50040)...................................... DC 5.0 V

Separately sold option part

Rechargeable Nickel  Metal  Hydride  Battery ....... NB-3A70

*1

 : NB-3A70

*2

 : LR03

DPC-X637/DPC-X537

Approx. 15 Hours

Rechargeable
batteries *1

Commercially-
available alkaline
batteries *2

KENWOOD follows  a policy of  continuous  advancements
in development.  For this  reason specifications  may be
changed without  notice.

Sufficient performance may not be exhibited at

extremely cold locations (Where water freezes).

At 0.1mW+0.1mW  output (16

 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 environment, and temperatute.

Approx. 20 Hours

Notes

Notes

Summary of Contents for DPC-X537-D

Page 1: ...0 mW 5 0 mW Line output impedance 0 420 V 10 kΩ Power supply DPC X637 Rechargeablebatteries NB 3A70 DC 1 2 V x 2 Commercially availablealkaline batteries LR03 DC 1 5 V x 2 DPC X537 Commercially availablealkaline batteries LR03 DC 1 5 V x 2 Dimensions W x H x D 131 mm x 21 7 mm x 132 mm 5 3 16 x 7 8 x 5 3 16 Weight net 165 g 5 8 oz Recharger stand DPC X637 only Power supply AC adaptor AC50040 DC 5 ...

Page 2: ...s no danger of hazardous radiation outside the product Location Battery cover CLASS 1 LASER PRODUCT CAUTION INVISIBLE LASER RADIATION WHEN OPEN DO NOT STARE INTO BEAM OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS Inside this laser product a laser diode classified as Class 3A laser radiation is contained as alerted by the internal caution label shown above Do not stare into beam or view directly with o...

Page 3: ...2 IC4 IC6 R205 R71 C75 R72 R68 C76 R69 R70 R73 R76 C78 R105 R120 R95 R96 C98 R1 R75 C106 W7 R90 R89 R88 W3 C102 R84 R87 R86 R91 R92 R93 R94 C88 R83 R82 R118 C15 R11 C14 R10 C13 R9 C18 R15 C16 R12 C17 R13 R14 C2 R2 C4 R3 C6 C5 C7 C8 R16 C12 R26 C19 R4 C20 R21 C22 C23 R20 R22 R23 R24 C104 R19 C26 C25 R128 C24 C21 R37 R38 R54 C52 C51 R53 R31 R33 R34 R36 R35 R5 R7 R119 C10 C60 C61 R59 R58 C59 C58 C70 ...

Page 4: ...CLK SOFT CT SPRT 10K R14 5 1K R15 5600P C18 55 100K R13 0 022 C17 330K C16 1 R12 W202 W201 54 31 30 32 R11 560P C15 30K 270P C13 68K R9 1K R10 C14 6800P 33 52 47u4 C3 2 2 R2 C4 0 047 50 C5 0 22 R3 10K 38 36 35 37 R4 R5 100K 100K 0 047 C7 C8 5600P 0 012 C6 34 22u4 C12 22u4 C10 10 R7 47u4 C1 R1 10 F T T F 29 28 25 26 49 28 27 26 25 23 24 70 22 71 390P 1 C60 0 1 C58 C59 48 17 1M R63 11K R58 0 01 C61 ...

Page 5: ...IC41LV44002 50 or IC41LV4400250T or IC41LV44002 50 B B B B B B 7540 00 7540 01 7540 02 7540 03 J4 REMOTE CONTROL OUT LINE J2 Lch Rch SP D2 AC ADAPTOR 5 0V 400mA IC1 BH7826FVM Q1 2SC3940A R S Q2 DTC124EUA or UN5212 or KRC403 D1 UDZ4 3B or HZUS4 3 B2 D2 CRS06 D3 UDZS8 2B or X27 1710 00 J1 AM Q13 Q14 Q15 D6 B MUTE CONT MUTE Q27 IC1 AN22003A IC2 MN662787SC IC3 4 IC5 NJM2776RB2 IC6 AN41502A IC7 XC62HR1...

Page 6: ...248 05 φ 2x4 φ 2x8 φ 1 7x4 DC IN J 3 EXT BATT PHONES J 4 LINE OUT J 2 Bx2 Bx2 C X32 754 A A A Ax2 Ax2 J 1 DC IN 663 664 604 665 661 660 603 662 603 602 631 632 611 615 641 641 623 624 621 651 622 634 641 680 682 771 790 653 652 685 685 685 681 SP1 SP1 601 685 1 2 3 A B EXPLODED VIEW UNIT DPC X537 X637 X937 8 ...

Page 7: ... Add ress New Parts Parts No Description Desti nation Re marks 601 3B A02 3084 11 PLASTIC CABINET E9Y9 601 3B A02 3091 01 PLASTIC CABINET E1E2E3 601 3B A02 3091 01 PLASTIC CABINET Y1 601 3B A02 3092 01 PLASTIC CABINET E4 602 1B A09 1288 03 BATTERY COVER Y1Y9 602 1B A09 1289 03 BATTERY COVER E1E2E3 602 1B A09 1289 03 BATTERY COVER E4E9 603 1B A53 2389 13 LID ASSY E1 603 1B A53 2390 13 LID ASSY Y1E2...

Page 8: ...FES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks C16 CK73GB0J105K CHIP C 1 0UF K C17 CK73GB1E223K CHIP C 0 022UF K C18 CK73GB1H562K CHIP C 5600PF K C19 CC73GSL1H561J CHIP C 560PF J C20 CK73GB1E103K CHIP C 0 010UF K C21 22 CK73GB1E223K CHIP C 0 022UF K C23 CK73GB1A154K CHIP C 0 15UF K C24 ...

Page 9: ... Re marks R37 38 RK73GB1J183J CHIP R 18K J 1 16W R39 40 RK73GB1J335J CHIP R 3 3M J 1 16W R43 44 RK73GB1J622J CHIP R 6 2K J 1 16W R45 46 RK73GB1J100J CHIP R 10 J 1 16W R47 48 RK73GB1J223J CHIP R 22K J 1 16W R49 50 RK73GB1J4R7J CHIP R 4 7 J 1 16W R51 52 RK73GB1J2R2J CHIP R 2 2 J 1 16W R53 RK73GB1J183J CHIP R 18K J 1 16W R54 RK73GB1J123J CHIP R 12K J 1 16W R55 RK73GB1J471J CHIP R 470 J 1 16W R56 RK73...

Page 10: ...SISTOR Q22 2SA1774 R S TRANSISTOR Q22 2SB1462J TRANSISTOR Q23 DTC114EE DIGITAL TRANSISTOR Q23 KRC402E DIGITAL TRANSISTOR Q23 UN9211 DIGITAL TRANSISTOR Q24 UN921DJ DIGITAL TRANSISTOR Q25 DTC114EE DIGITAL TRANSISTOR E4E9Y9 Q25 KRC402E DIGITAL TRANSISTOR E4E9Y9 Q25 UN9211 DIGITAL TRANSISTOR E4E9Y9 Q26 ECH8601 E FET E4E9Y9 Q27 DTA114EE DIGITAL TRANSISTOR E9Y9 Q27 KRA302E DIGITAL TRANSISTOR E9Y9 Q27 UN...

Page 11: ...ckel Metal Hydride Battery NB 3A70 1 NB 3A70 2 LR03 DPC X937 SHOCK GUARD HI SHOCK GUARD Lo Approx 15 Hours Approx 8 Hours Approx 20 Hours Rechargeable batteries 1 Commercially available alkaline batteries 2 Rechargeable batteries Battery case Alkaline batteries Battery case KENWOOD follows a policy of continuous advancements in development For this reason specifications may be changed without noti...

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