Kenwood DPC-191 Service Manual
Kenwood DPC-191 Service Manual

Kenwood DPC-191 Service Manual

Portable cd player
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PORTABLE CD PLAYER
DPC-191/391/492
SERVICE MANUAL
Knob
(K27-2316-08)
Knob
(K27-2317-08)
Inner display lens
(B10-2417-08)
Display lens
(B10-3429-08)
Knob
(K27-2315-08)
Format
System .................................................................................................................................. Compact disc digital audio system
Laser ............................................................................................................................................................ Semiconductor laser
Audio
Frequency response ............................................................................................................................... 20 Hz to 20 kHz, ±3 dB
PHONES output level (16Ω, 1 kHz ) .................................................................................................................. 10 mW + 10 mW
Line output/impedance .......................................................................................................................................... 0.6 Vrms/1 kΩ
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. 10 (8) Hours (DPC-391/492)
Commercially-available alkaline batteries (LR6/AA) x 2 ................................................................................ Approx. 10 Hours (DPC-191)
Commercially-available alkaline batteries (LR6/AA) x 4 ............................................................... Approx. 22 (17.5) Hours (DPC-391/492)
Commercially-available alkaline batteries (LR6/AA) x 4 ................................................................................ Approx. 22 Hours (DPC-191)
Rechargeable batteries (NB-88) x 2 ...................................................................................................... Approx. 4 (3) Hours (DPC-391/492)
Rechargeable batteries (NB-88) x 2 .................................................................................................................. Approx. 4 Hours (DPC-191)
Rechargeable batteries (NB-88) x 4 ...................................................................................................... Approx. 9 (6) Hours (DPC-391/492)
Rechargeable batteries (NB-88) x 4 .................................................................................................................. Approx. 9 Hours (DPC-191)
Dimensions (W
H
D
x
x
) ..................................................................................................................... 138 mm x 30 mm x 157 mm
Weight (net)
................................................................................................................................................................ 270 g (9.5 oz)
Note:
KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.
In compliance with Federal Regulations, following are reproduc-
tions of labels on, or inside the product relating to laser product
safety.
Knob
Knob
(K27-2318-08)
(K27-2319-08)

SPECIFICATIONS

© 1998-5/B51-5427-00 (K/K) 2664
* Refer to parts list on page 12.
(5 - 7/16" x 1 - 3/16" x 6 - 3/16")
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.
CD door *
(A52-)
Top cabinet *
(A02-)
DC jack
(E03-0356-08)
Line out jack
(E11-0354-08)
Phone jack
(E11-0372-08)
Variable resistor
(R31-0086-08)

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Table of Contents
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Summary of Contents for Kenwood DPC-191

  • Page 1: Specifications

    Weight (net) ................................270 g (9.5 oz) Note: KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. In compliance with Federal Regulations, following are reproduc- KENWOOD-Corp. certifies this equipment conforms to DHHS tions of labels on, or inside the product relating to laser product Regulations No.
  • Page 2: Table Of Contents

    DPC-191/391/492 CONTENTS / ACCESSORIES Contents CONTENTS / ACCESSORIES ........2 EXPLODED VIEW ............11 CIRCUIT DESCRIPTION..........3 PARTS LIST .............12 PC BOARD ..............5 SPECIFICATIONS ........Top cover SCHEMATIC DIAGRAM ..........7 Model feature list DPC-391 DPC-492 DPC-191 MODEL FEATURE ‡ ‡ ‡ ‡ ‡ ‡...
  • Page 3: Circuit Description

    DPC-191/391/492 CIRCUIT DESCRIPTION 1. Microprocessor : (MN171603 HFJ1) 1–1 Pin description Pin No. Pin name Function description Active 1, 2 – NOT USED AVSS – BBS CONTROL SIGNAL OUTPUT ON = "H" DATA REMOTE CONTROL SIGNAL OUTPUT 6, 7 –...
  • Page 4: Circuit Description

    B. BOOST / P. MODE 1.43 DOWN (4) 1.69 REPEAT 2.13 MUTE (Only Remocon) 2.55 KEY OFF 1-3 Microprocessor periphery block diagram EXCEPT FOR DPC-191 (KSM-542AAA) SHOCKPLOOF DRAM SM5859AF J105 LINE OUT FROM IC4 (Rch) / / / J102 VOLUME AN8806SB H.
  • Page 5: Pc Board

    PC BOARD(Component side view) (Foil side view) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 6 MECHA. ASS'Y (KSM-524AAA) R4A 33K +3.4V +3.4V +3.4V R5A 33K PICKUP R99A 150K LC101 COM.1 COM.2 COM.3 COM.4 R6A 91 LDVR C108A C510A C105A D.A.S.C. P.MODE REPEAT B.BOOST 0.027 C109A C104A 470P 150P R113A C107A D.A.S.C 0.022 1.7V R111A R112A C103A 100K C120A...
  • Page 7 SW108 DPC-191 CAUTION: For continued safety, replace B.B.SW safety critical components only with +3.4V +3.4V +3.4V +3.4V OTHERS manufacturer's recommended parts (refer to DASC SW parts list). indicates safety critical 391/492 components. For continued protection against D118 SW104 risk of fire, replace only with same type and P.MODE...
  • Page 8: Line Out

    DPC-191/391/492 EXPLODED VIEW (UNIT) A ø2X10 (BLK) : N09-3363-08 B . B . / B ø2X5 (BLK) : N09-3362-08 P . M O D E SW104 RE P E A T SW106 SW105 D .A .S .C D C I N...
  • Page 9: Dpc-391 Dpc-492

    Description Ref. No Ref. No Parts No. Description Parts nation marks ress Parts nation marks ress DPC-191/391/492 K27-2318-08 KNOB CD BUTTO C K27-2319-08 KNOB CD BUTTO D A02-2836-08 TOP CABIMET K1P1EM A02-2838-08 TOP CABIMET K3P3 N09-3363-08 SCREW 2X10 BLACK 144-62010-112...
  • Page 10 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 11 ABBREVIATION OF MODEL AND MASS PRODUCTION'S DESTINATIONS VR101 R31-0086-08 VARIABLE RESISTOR MODEL ABB. Australia Canada China England Europe Germany Korea Malaysia SW101-106 S70-0053-08 TACT SWITCH DPC-191 – – – – – – – SW107,108 S62-0064-08 SLIDE SWITCH DPC-392 – –...

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Dpc-391Dpc-492

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