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Kenwood KDC-X579 Service Manual
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Kenwood KDC-X579 Service Manual

Cd receiver
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Download this manual See also: Instruction Manual
CD RECEIVER
KDC-X579
SERVICE MANUAL
DC cord
(E30-6294-05)
Escutcheon
(B07-3083-02)
Panel assy
(A64-3184-12)
Plastic cabinet assy
(A02-1486-13)
Screw set
Screw set
(N99-1719-05)
(N99-1730-15)
TDF PANEL INFORMATION
MODEL
TDF PANEL No. TDF NAME
KDC-X579
Y33-1920-60
© 2003-12 PRINTED IN JAPAN
B53-0118-00 ( N ) 764
CD MECHANISM EXTENSION CORD (24P) : W05-0934-00
Mounting hardware assy
(J22-0011-03)
Remote controller assy (RC-505)
(A70-2040-05)
TDF-45DX
Lever
(D10-4589-04)
x2
Size AA battery
(Not suplied)

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Summary of Contents for Kenwood KDC-X579

  • Page 1 CD RECEIVER KDC-X579 SERVICE MANUAL © 2003-12 PRINTED IN JAPAN B53-0118-00 ( N ) 764 CD MECHANISM EXTENSION CORD (24P) : W05-0934-00 Panel assy (A64-3184-12) DC cord Mounting hardware assy Lever Plastic cabinet assy (E30-6294-05) (J22-0011-03) (D10-4589-04) (A02-1486-13) Escutcheon Screw set...

  • Page 3: Disassembly For Repair

    KDC-X579 DISASSEMBLY FOR REPAIR How to Disassemble (PANEL ASSY) How to install knob (SRC) 1) Remove four screws (A). 1) Place knob (F) and knob (G) in the positions indicated in 2) While holding the section (B) indicated with arrows, pull and the diagram below.

  • Page 4: Components Description

    KDC-X579 COMPONENTS DESCRIPTION SWITCH UNIT (X16-2490-10) Ref. No. Application / Function Operation / Condition / Compatibility LCD Driver Drives LCD Remote Control IC Controls the unit REMO ON SW The power supply of IC2 is turned on when base level goes “L”...

  • Page 5: Microcomputer's Terminal Description

    KDC-X579 COMPONENTS DESCRIPTION Ref. No. Application / Function Operation / Condition / Compatibility When the panel is attached, the base goes “L”, turning the Tr ON to supply 5V to the panel. Q152 Panel 5V SW When panel is taken off, panel 5V cut off.
  • Page 6 KDC-X579 MICROCOMPUTER’S TERMINAL DESCRIPTION Truth Pin No. Pin Name Application Processing Operation Description value table 14,15 Not used Non variable illumination switch destination EJECT KEY ILL, GUIDE ILL, FLIP-DET “H” and PANEL-DET is “L” : “H” / “L” DSI control terminal FLIP-DET “H”...
  • Page 7 KDC-X579 MICROCOMPUTER’S TERMINAL DESCRIPTION Truth Pin No. Pin Name Application Processing Operation Description value table (SVR) POWER IC SVR control terminal Momentary power down : H P-MUTE POWER IC MUTE output terminal During POWER OFF : L, During ALL OFF : L, When TEL MUTE : L...
  • Page 8 KDC-X579 MICROCOMPUTER’S TERMINAL DESCRIPTION Truth Pin No. Pin Name Application Processing Operation Description value table L DATAL Data input from LCD driver L DATAS DATA output terminal to LCD driver L CLK CLK output terminal to LCD driver PLL DATA...

  • Page 9: Test Mode

    KDC-X579 TEST MODE 1. How to enter the test mode 7. CD Receiver Test Mode Specification • While holding the Preset 1 and Preset 3 keys, reset the unit. • When resetting to start, forced ejection of CD is prohib- ited.
  • Page 10 KDC-X579 TEST MODE 11. Special display when the display is All ON Security Pressing the Preset keys while the power is All OFF dis- • Forced Power ON mode (All models) plays the following information. Even when the security is approved, resetting the unit while...
  • Page 11 KDC-X579 PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) SWITCH UNIT SWITCH UNIT X16-2490-10 (J74-1566-02) X16-2490-10 (J74-1566-02) REMO PANEL 5V 1 100 X16-2490-10 X16-2490-10 Ref. No. Address Ref. No. Address Refer to the schematic diagram for the values of resistors and capacitors.

  • Page 12: Pc Board (Component Side View)

    KDC-X579 PC BOARD (COMPONENT SIDE VIEW) ELECTRIC UNIT X34-3080-10 (J74-1447-42) D257 13 11 12 8 4 3 2 9 10 6 D255 R358 R357 C352 C351 C256 D256 D252 D308 C301 C302 D301 C255 D254 D309 C257 R257 D307 C258...
  • Page 13 KDC-X579 DAUGHTER UNIT X89-2570-10 (J74-1450-02) D255 D251 D253 D256 D258 C409 R417R416 X34-3080-10 R412R411 R421R420 Ref. No. Address C405 D401 BU5V Q201 Q350 Q351 Q352 Q354 D163 D164 Q355 D165 Q356 Refer to the schematic diagram for Q357 the values of resistors and capaci- Q358 tors.
  • Page 14 KDC-X579 PC BOARD (FOIL SIDE VIEW) ELECTRIC UNIT X34-3080-10 (J74-1447-42) R256 R252 R251 R423 R313 R206 C401 C111 R106 R205 R162 C204 C408 C407 D201 D202 C501 Q151 Q153 R165 R187 D166 R188 Q152 Q154...
  • Page 15 KDC-X579 DAUGHTER UNIT X89-2570-10 (J74-1450-02) C503 C357 W107/R375 R379 R368 W102/R365 R367 W108/R374 R366 R378 C119 Q101 R369 X34-3080-10 Ref. No. Address R111 C114 C113 C112 Q151 Q152 Refer to the schematic diagram for Q153 the values of resistors and capaci- Q154 tors.
  • Page 16 KDC-X579 PC BOARD (COMPONENT SIDE VIEW) CD PLAYER UNIT X32-5560-00 (J74-1599-12) IC14 R138 R135 R128 R123 R147 R146 CP12 R129 CP13 CP15 R143 X32-5560-00 Ref. No. Address IC14 Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 17 KDC-X579 PC BOARD (FOIL SIDE VIEW) CD PLAYER UNIT X32-5560-00 (J74-1599-12) C51 C55 CP10 TRK IN R109 R112 R152 R110 R108 R111 TRK OUT R117 FCS DOWN R119 ADCIN FCS UP R130 IC13 IC10 EMPH D.OUT A.GND 12EJE R120 R118...
  • Page 18 KDC-X579 ELECTRIC UNIT (X34-308x-xx) C357 0.01 C356 0.01 ANT. ∗ D359 FM/AM ∗ TUNER ∗ C119 0.01 RFGND DEMODULATOR FMIN ∗ R373 1K AMIN R114 ∗ OSCGND R113 2.2K 2.2K C360 QUAL RDCL 0.01 R112 2.2K AM+B RDDA C117 OSCGND 2.2u50...
  • Page 19 KDC-X579 LX-CN REQ H REQ C CHCON 10 DATA C MUTE DATA H A GND R215 R216 ∗ D301 R314 100K R313 100K D303 D308 R315 100K 4.0V 4.0V R312 100K C304 0.01 4.0V D307 D311 AUXL 4.0V AUXC D309 D310 4.0V...
  • Page 20 KDC-X579 ∗ Q351,352,355-358 ∗ D356 MUTE SW C355 47u10 ∗ ∗ W105 W107 ∗ R216 ∗ D357 R375 ∗ ∗ ∗ W103 C359 R379 ∗ ∗ 4.7K R365 Q357 ∗ W101 ∗ ∗ W102 ∗ 4.7K Q358 ∗ ∗ ∗...
  • Page 21 KDC-X579 (E30-6229) : KDC-MP425 KDC-MPV525 (E30-6278) : KDC-MPV7026 (E30-6277) : KDC-X579 KDC-MPV5025 KDC-MP6026 KDC-WV6027 PRE OUT KDC-W6027/W6027Y ∗ F GND F GND ∗ F GND R365 AUX R R GND AUX GND W101 ∗ REAR AUX L W102 ∗ FRONT...
  • Page 22 KDC-X579 SWITCH UNIT (X16-2490-10) ED1(SEGMENT) ED1( ESD-GND TP13 FLIP DET RESET RESET VOL A D-GND+ILL-GND VOL B ILL+B DIMMER REMOTE CONTROL IC TP11 REMO CP2 470 TP10 REMOTE CONTROL TP12 REMO PANEL 5V GREEN TP16 FLIP DET GND 5.0V TP14 VLCD 8.3V...
  • Page 23 TP20 Q3,4 TP21 ILLUMINATION TP22 TP23 2.2K TP24 TP25 0.01 TP26 TP27 4.7K AUTO DIMMER 0.01 0.01 CONTROL LC75808W KDC-X579 (2/2) PNA4S22M DTA114EE Q3-5 2SC4617 B30-1564-05 B30-1566-05 DTA114EE 2SC4081 DTA124EUA UMC2N B30-1692-05 D4-13 B30-1605-05 DTA123JK DTC144EUA MA3082-M D31,32 : B30-1571-05...
  • Page 24 KDC-X579 CD PLAYER UNIT (X32-5560-00/0-01) (X32-5590-00/0-01) LEVEL SHIFT (3.3V 5.0V) (DA) 3.3V (MP3) 0/3.3V D.OUT DAC RST LEVEL SHIFT TP32 12EJE SW (3.3V 5.0V) 12EJE-SW 16.000MHz TP29 R151 LEVEL SHIFT LOS SW LOS-SW 100K (3.3V 5.0V) RESET 3.3V 3.8/0V DATA 2.4/0V...
  • Page 25 KDC-X579 Q9,10 TP39 ADCIN Vref DPU1(X92- ) R34 4.7K 1.7Vp-p 270K IOP1 IOP2 OPTICAL 6800P PICKUP C28 10 0.3Vp-p 1.65V R35 100K 3.3V RF2- 1.65V 1.0Vp-p FCS+ 1.0Vp-p 0.2V TRK+ 3.9K TRK- 1.7Vp-p FCS- 3300P 3.3V ADVDD AVDD1 3.3V DGND1 0.01...
  • Page 26 KDC-X579 EXPLODED VIEW (CD MECHANISM) DPU1 DFPC1 (X32) φ : N09-4460-05 M1.7x8.5 : N09-4472-15 M1.7x2.5 : N09-6004-05 : N09-6007-05 M2x2 φ : N09-6051-05 2x6(BLK) : N19-2163-04 1.6 WASHER : N39-2020-46 M2x2 : N09-6108-05 M2x3.5 φ : N09-6155-05 Refer to the service manual X92-4030-0x (B51-7867-00) for CD mechanism operation.

  • Page 27: Exploded View (Unit)

    KDC-X579 EXPLODED VIEW (UNIT) DME1 SIZE AA BATTERY M3x8 : N30-3008-46 φ2x6 : N80-2006-46 φ2x8 : N80-2008-45 φ3x5 : N83-3005-46 φ2x5 : N84-2005-45 φ2.6x6 : N84-2606-45 φ3x8 : N80-3008-46 φ3x10 : N80-3010-46 φ3x20 : N83-3020-46 φ2.6x6 : N86-2606-46 (X34-) (X16-)

  • Page 28: Parts List

    KDC-X579 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No. Description Ref. No.

  • Page 29: Switch Unit (X16-2490-10)

    KDC-X579 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. SWITCH UNIT (X16-2490-10) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.
  • Page 30 KDC-X579 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. CD PLAYER UNIT (X32-5560-00) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.
  • Page 31 KDC-X579 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. ELECTRIC UNIT (X34-3080-10) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.
  • Page 32 KDC-X579 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. ELECTRIC UNIT (X34-3080-10) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.

  • Page 33: Cd Mechanism Assy (X92-4910-00)

    KDC-X579 PARTS LIST New parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. CD MECHANISM ASSY (X92-4910-00) Teile ohne Parts No. werden nicht geliefert. Desti- Desti- Ref. No. Parts No.

  • Page 34: Specifications

    KENWOOD ELECTRONICS GULF FZE KENWOOD ELECTRONICS UK LIMITED P.O. Box 61318, Jebel Ali, Dubai, U.A.E. Kenwood House, Dwight Road, Watford, Herts, WD18 9EB, United Kingdom KENWOOD ELECTRONICS (THAILAND) CO., LTD. KENWOOD ELECTRONICS DEUTSCHLAND GMBH 2019 New Pechburi Road, Bangkapi, Huaykwang, Bangkok, 10320 Thailand Rembrücker-Str.

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