Kenwood DP-4090 Service Manual

Compact disc player
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COMPACT DISC PLAYER

DP-4090/DP-5090/D-S300
SERVICE MANUAL
KENWOOD badge
(B43-0302-04)
POWER
-
ON
OFF
PHONES
COMPACT
TEXT
DIGITAL AUDIO
Knob (BUTTON)
Phone jack
(K27-2178-04)
(E11-0190-05)
Metallic cabinet
(A01-3398-01)
OUTPUT
LINE 1
LINE 2
L
L
R
R
Phono jack *
(E63-)
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.
Front glass
Color filter
(B10-2300-04)
(B11-0346-04)
Dressing panel *
Door
(A21-)
(A52-0312-14)
DIGITAL
OUTPUT
TEXT
OPTICAL COAXIAL
Phono jack *
Slide switch
(E63-)
(S31-2094-05)
© 1997-6/B51-5324-00 (K/K) 2172
TEXT DISPLAY PEAK SEARCH
7
0
4
Soft tape
(G11-2314-04)
Minitature phono jack *
(E11-)
SYSTEM
CONTROL
ƒ
SL16 XS 8
* Refer to parts list on page 27.
Panel *
(A60-)
¡
1
SEARCH
6
¢
Soft tape
(G11-2272-04)
Power cord bushing
(J42-0083-05)
Power cord *
(E30-)
Illust is
DP-5090.

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  Summary of Contents for Kenwood DP-4090

  • Page 1: Compact Disc Player

    * Refer to parts list on page 27. 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.
  • Page 2: Table Of Contents

    DP-4090/5090/D-S300 CONTENTS / ACCESSORIES / CAUTION Contents CONTENTS / ACCESSORIES / CAUTION ....2 PC BOARD ..............10 EXTERNAL VIEW ............3 SCHEMATIC DIAGRAM ..........15 DISASSEMBLY FOR REPAIR........4 EXPLODED VIEW .............24 BLOCK DIAGRAM ............5 PATS LIST ..............27 CIRCUIT DESCRIPTION ..........6 SPECIFICATIONS .............33 ADJUSTMENT .............9...
  • Page 3: External View

    DP-4090/5090/D-S300 EXTERNAL VIEW Indicator Front glass Panel (B12-0312-04) (B12-2360- 12) (A60-1141-11) COMPACT DISC PLAYER D-S300 ON/STANDBY ¢ REPEAT RANDOM COMPACT D.R.I.V.E. TEXT DIGITAL AUDIO Knob Dressing panel assy * Knob (K29-6671-02) (A21-) (K29-6671-02) Metallic cabinet Phono jack * Miniature phone jack *...
  • Page 4: Disassembly For Repair

    DP-4090/5090/D-S300 DISASSEMBLY FOR REPAIR The method that takes out a tray. 1. Plug thin driver etc.to a square hole. And, press a rack gear in the direction of an arrow(1). 2. Press the back side of a tray toward an arrow(2) with a fin- ger.
  • Page 5: Block Diagram

    BLOCK DIAGRAM...
  • Page 6: Circuit Description

    54 MUTEG ASTB 43 DP-5090 SM5843ASI MUTE 5.0V : D-S300 X32 IC18 TYPE 76 2.5V : DP-5090 LC89170M SCLK 10 SCLK 0.0V : DP-4090 8 SRDT DEFECT 50 DEFECT (CD TEXT) SRDT DQSY 63 DQSY DP-5090 uPD 78055GC-A02 X14 IC4...
  • Page 7 DP-4090/5090/D-S300 CIRCUIT DESCRIPTION 1-2 Pin description Pin No. Name Description Active MLEN SM5843ASI/KAN03 Enable output SM5843ASI/KAN03 Clock output SM5843ASI/KAN03 Data output AVSS – Vss (GND) X24C00P(EEPROM) Data input / output X24C00P(EEPROM) Clock output AVREF1 Vdd (+5V) SRDT LC89170M(CD TXT DECODER) Data input...
  • Page 8 * PEAK SEARCH ììììììíììììì DOWN 4 ‰ 01 Cancellation of the test mode and 01 play. * DP 4090/DP-5090 only The following keys are not operate in the test mode. • TEXT DISPLAY KEY (DP-4090/DP-5090) • REPEAT / RANDOM KEY (D-S300)
  • Page 9: Adjustment

    DP-4090/5090/D-S300 ADJUSTMENT INPUT OUTPUT PLAYER ALIGNMENT ALIGN ITEM FIG. SETTINGS SETTINGS SETTINGS POINTS Step 1~4 are in TEST MODE While pressing the On the power from UP key, turn the AC 0.08 to 0.15 mW, Apply the sensor section ON. (Test mode) when the diffraction −...
  • Page 10: Pc Board

    PC BOARD (Compornent side view) D/A Converter unit X14-444x-xx 0-51 : DP-5090(T) 2-70 : DP-5090(E) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 11 PC BOARD(Component side view) Processor unit(X32-331x-xx) 0-22 : DP-4090(M) 0-23 : D-S300(MI) 0-51 : DP-5090(T) 0-52 : DP-4090(T) 2-70 : DP-5090(E) 2-71 : DP-4090(E) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 12 PC BOARD(Component side view) Display unit (X25-5922-70 : D-S300) Display unit (X25-5922-70 : DP-4090/5090) Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 13 : RD5.1JS(B2) or HZS5.1S(B2) IC19 : uPD78055GC-A02 Q15-18 : 2SD1450(S,T) IC20 : TC74HC373AF : 2SK246(Y,GR) CD CHANGER MECHA. PROCESSOR UNIT Q26,27 (X32-331X-XX) (A/5) (D40-1532-05TKFB30) : DP-4090/D-S300 (D40-1561-05TKFB31) : DP-5090 5.0V 1.6V PICKUP ASS'Y:T25-0050-05 C278 0.022 0.01 R43 220K R312 1/2VCC 1/4W 4.5V...
  • Page 14 +10V SIGNAL LINE GND LINE +B LINE -B LINE HEADPHONES C268 0.01 +10V +10V C269 0.01 -10V 10.9V USED DP-4090/DP-5090 MODEL USED D-S300 MODEL +12V AC ANA +10V +10V (X32- ) (D/5) (X32- ) (B/5) 10.1V 5.0V 5.0V IC29 IC27 R201 5.0V...
  • Page 15 (BOTTOM VIEW) (BOTTOM VIEW) (BOTTOM VIEW) (BOTTOM VIEW) (2/2) -12V 10.8V IC12 R180 +12V IC14 IC10 5.0V R188 5.0V X32-A/5 5.0V 5.0V IC34 R198 (2/2) 3.9K R178 +12V 3.3K 5.0V C284 470P 5.0V R186 3.3K 5.0V IC32(1/2) DP-5090(E) (2/3) DP-4090/5090/D-S300 Y22-4862-70...
  • Page 16 DISPLAY UNIT DISPLAY UNIT (X25-5922-70) : DP-5090/DP-4090 (X25-5932-70) (A/2) : D-S300 X32-A/5 -CN5 DOT DRIVER (BOTTOM VIEW) AA6/G14 AA7/G13 GRID DRIVER AA8/G12 AM32 AM32 31 AM31 AM31 AM30 AM30 INSTRUCTION G11 52 CONTROL AM29 AM29 DECODER G10 53 AM28 AM28 AC5.5V...
  • Page 17 REGISTER GENERATOR 0.01 ADDRESS ADDRESS A/DO A/D0 COUNTER REGISTER A/D1 A/D1 R15 220 DATA SHIFT REGISTER R14 220 R13 220 ICP-N10 ICP-N20 STBY 110K LC75712E RANDOM 6.8K (X25- ) (B/2) 3.3K POW/ STANDBY REPEAT A/D1 110K DP-4090/DP-5090/D-S300(M) (3/3) DP-4090/5090/D-S300 Y22-4862-70...
  • Page 18: Exploded View

    DP-4090/5090/D-S300 EXPLODED VIEW (MECHANISM) (DP-5090) (DP-4090 DP-S300) ø 2.6x8 : N09-3359-08 : N19-0891-04 : N19-1435-05 ø 2.6x6 : N09-3385-08 M2x3 : N30-2003-46 ø 2.6x6 : N32-2606-46 ø 2x8 : N78-2080-46 ø 2.6x8 (BLK) : N82-2608-45 ø 2x5 : N86-2005-46 ø 2x6 : N86-2006-46 ø...
  • Page 19 DP-4090/5090/D-S300 EXPLODED VIEW(UNIT) Parts with the exploded numbers larger than 700 are not supplied.
  • Page 20 DP-4090/5090/D-S300 EXPLODED VIEW(UNIT) Parts with the exploded numbers larger than 700 are not supplied.
  • Page 21: Parts List

    POWER TRANSFORMER(DP-4090) L07-2351-05 POWER TRANSFORMER(D-S300) 1C,1F E03-0115-05 AC PLUG ADAPTER (D-S300) L07-2352-05 POWER TRANSFORMER(D-S300) 1C,1F E03-0115-05 AC PLUG ADAPTER (DP-4090) D/A CONVERTOR UNIT (X14-444x-xx ; DP-5090only) 1C,1F E30-0505-05 AUDIO CORD E30-2592-15 AC POWER CORD (DP-4/5090) E30-2721-05 AC POWER CORD (DP-4/5090) C102 CK45FF1H103ZMU CERAMIC 0.010UF...
  • Page 22 47PF 25WV 2SK246(Y,GR) 2SK246(Y,GR) C253 CE04KW1C470M ELECTRO 47UF 16WV 2SD2012 TRANSISTOR C254 CE04KW1A101M ELECTRO 100UF 10WV DISPLAY UNIT (X25-592x-xx ; DP-4090/5090) C257 CF92FV1H104J MF-C 0.10UF C258 CK45FF1H103ZMU CERAMIC 0.010UF C266 CK45FF1H103ZMU CERAMIC 0.010UF CC45FSL1H330JM CERAMIC 33PF CK45FF1H103ZMU CERAMIC 0.010UF C275...
  • Page 23 DP-4090/5090/D-S300 PARTS LIST 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.
  • Page 24 RD14NB2E101J 1/4W C293 CC45FSL1H680JM CERAMIC 68PF R308,309 RD14NB2E1R8J 1/4W C293 CC45FSL1H680JM CERAMIC 68PF C294 CE04KW1C101M ELECTRO 100UF 16WV R310 RD14KB2H6R8JKW CARBON FILM RESISTOR(DP-4090) R310 RD14NB2E1R0J 1/4W C294 CE04KW1C221M ELECTRO 220UF 16WV R310 RD14NB2E6R8 1/4W C300,301 CC45FSL1H101JM CERAMIC 100PF R310 RD14NB2E6R8J...
  • Page 25 HZS5.1S(B2) ZENER DIODE RD5.1JS(B2) ZENER DIODE S5688B DIODE (D-S300) A10-3322-18 CHASSIS ASSY 1SR139-400 DIODE (D-S300) A11-1111-08 SUB CHASSIS A11-1112-08 SUB CHASSIS(CLAMPER)(DP-4090) S5688B DIODE (DP-4/5090) A11-1112-08 SUB CHASSIS(CLAMPER)(D-S300) 1SR139-400 DIODE (DP-4/5090) A11-1128-08 SUB CHASSIS(CLAMPER)(DP-5090) D34 ,35 HSS104 DIODE (D-S300) D34 ,35...
  • Page 26 DP-4090/5090/D-S300 PARTS DESCRIPTIONS...
  • Page 27: Specifications

    DP-4090/5090/D-S300 SPECIFICATIONS DP-5090 DP-4090 [ Format] [ Format ] System ......Compact disc digital audio system System ......Compact disc digital audio system Laser ............Semiconductor laser Laser ............Semiconductor laser [ D/A Convertors ] [ D/A Convertors ] D/A Conversion ......1 Bit (24 bit Fine D.R.V.E.) D/A Conversion ..........1 Bit (D.R.I.V.E.)
  • Page 28 Optical ..........–15 dBm ~ –21 dBm (Wave length 660 nm) Note: KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice Note: Component and circuit are subject to modification to insure best operation 14-6,Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150 Japan under differing local conditions.

This manual is also suitable for:

Dp-5090D-s300