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Kenwood KDC-W5031Y Service Manual

Car cd receiver
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CD RECEIVER
KDC-MP5029
KDC-W5031/W5031Y
KDC-W531Y
SERVICE MANUAL
PANEL ASSY
KDC-MP5029 (A64-3484-12)
ATT
VOL
VOL
MENU
MENU
AUD
AUD
FF
FF
SCAN
SETUP UP
SET
PANEL ASSY
KDC-W531Y (A64-3488-02)
ATT
VOL
VOL
MENU
MENU
AUD
AUD
FF
FF
SCAN
SET
SETUP UP
MOUNTING HARDWARE ASSY
(J22-0011-03)
* DC CORD
(E30-6415-15)
* DC CORD
* ANTENNA ADAPTOR
(E30-6413-05)
(T90-0523-05)
* Depends on the model. Refer to the parts list.
SCRL
AUTO
AME
KDC-MP5029
DISP
DISP
RDM
REP
F.SEL
M.RDM
SCRL
AUTO
AME
KDC-W531
DISP
DISP
RDM
REP
F.SEL
PLASTIC CABINET ASSY
(A02-2743-03)
ESCUTCHEON
LEVER
(B07-3122-01)
(D10-4589-04) x2
MOUNTING HARDWARE (L)
(J22-0258-04)
© 2005-2 PRINTED IN JAPAN
B53-0247-00 ( N ) 1233
PANEL ASSY
KDC-W5031/Y (A64-3485-02)
ATT
VOL
VOL
MENU
MENU
AUD
AUD
FF
FF
SETUP UP
SET
SPARE TDF PANEL
MAIN UNIT NAME
TDF PARTS No.
KDC-MP5029
Y33-2150-64
KDC-W5031/Y
Y33-2150-65
KDC-W531Y
Y33-2150-66
* REMOTE CONTROLLER ASSY (RC-517)
(A70-2069-05)
BATTERY
(Not supplied)
* SCREW SET
(N99-1757-05)
MOUNTING HARDWARE (R)
(J22-0259-04)
This product uses Lead Free solder.
SCRL
TI
AME
KDC-W5031
PTY
DISP
DISP
SCAN
RDM
REP
F.SEL
M.RDM
TDF NAME
TDF-MP5029
TDF-W5031
TDF-W531Y
SCREW SET
(N99-1763-05)

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Summary of Contents for Kenwood KDC-W5031Y

  • Page 1 CD RECEIVER KDC-MP5029 KDC-W5031/W5031Y KDC-W531Y SERVICE MANUAL © 2005-2 PRINTED IN JAPAN B53-0247-00 ( N ) 1233 PANEL ASSY PANEL ASSY KDC-MP5029 (A64-3484-12) KDC-W5031/Y (A64-3485-02) SCRL SCRL AUTO KDC-MP5029 KDC-W5031 DISP DISP DISP DISP MENU MENU MENU MENU SCAN F.SEL M.RDM SCAN F.SEL...

  • Page 2: Block Diagram

    KDC-MP5029/W5031 /W5031Y/W531Y BLOCK DIAGRAM ELECTRIC UNIT (X34-) L506 FM AGC AM+B Q501 Q351,352 PRE OUT AM AGC PRE MUTE IC10 FM (J/K) : 1800mV CD/MD 3600mV FM (E) 1372mV CHANGER AM (J/K) 600mV 3600mV SERVO MPX OUT AM (E) 855mV CD or MD MECHA MPX IN...

  • Page 3: Components Description

    KDC-MP5029/W5031 /W5031Y/W531Y COMPONENTS DESCRIPTION ELECTRIC UNIT (X34-339x-xx) Ref. No. Application / Function Operation / Condition SYSTEM µ-COM System control. POWER SUPPLY DC5V x 1, 7.8V x 1, 8.0V x 1, 10.2V, P-CON, P-ANT output. POWER IC Signal amplifier. MUTE LOGIC Mute action control.
  • Page 4 KDC-MP5029/W5031 /W5031Y/W531Y COMPONENTS DESCRIPTION Ref. No. Application / Function Operation / Condition MP3/WMA DECODER Focusing coil, tracking coil, spindle motor and sled motor driver, disc loading and 4ch BTL DRIVER eject operation. SW 3.3V AVR BU 3.3V AVR 3.3V power supply for back-up. BU 2.5V AVR 2.5V power supply for back-up.

  • Page 5: Microcomputer's Terminal Description

    KDC-MP5029/W5031 /W5031Y/W531Y MICROCOMPUTER’S TERMINAL DESCRIPTION SYSTEM µ-COM : IC1 on X34- (ELECTRIC UNIT) Pin No. Pin Name Application Processing Operation DCERR DC offset detection input LINE MUTE Phone detection TEL MUTE : Below 1V ROTARY CW Rotary encoder input AVSS TUN TYPE1 E-VOL setting switch Refer to “TUN TYPE”...
  • Page 6 KDC-MP5029/W5031 /W5031Y/W531Y MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Application Processing Operation 40~42 PS1-1~PS1-3 Power supply control output Refer to “POWER IC CONTROL” on the TRUTH TABLE KEY CDEJ Eject key L : Eject PON CD Power supply control for MP3/WMA ON : L, OFF : Hi-Z CD MUTE CD mute request...

  • Page 7: Truth Table

    TYPE 1 TYPE 2 General models commercially-designated as pure KENWOOD brand (Initial value) Initial value setting General models commercially-designated as pure KENWOOD brand (CRSC is changed) Multi-Path Band-Path Gain = 12dB, Multi-Path Charge Current = 0.4µA, De-Emphasis = 75µS RDS AFSL (AF search)

  • Page 8: Cd Mechanism Μ-Com : Ic1 On X32- (Cd Player Unit)

    KDC-MP5029/W5031 /W5031Y/W531Y MICROCOMPUTER’S TERMINAL DESCRIPTION CD MECHANISM µ-COM : IC1 on X32- (CD PLAYER UNIT) Pin No. Pin Name Application Processing Operation VREFL Reference power supply input terminal for ADC (L). AVSS GND terminal for ADC. AVCC Power supply terminal for ADC. Back-up 3.3V 20RST Reset control (Decoder).
  • Page 9 KDC-MP5029/W5031 /W5031Y/W531Y MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Application Processing Operation L : Correction is possible. FLAGIN C2Err impossibility detection. H : Correction is impossible. 51~61 DVSS GND. Non-maskable interrupt request. DVCC Power supply terminal. 65~77 NC/BOOT Mask : Not connected. Flash : For writing (Active “L”). L : Write, H : Nomal condition 79,80 OND3.3...

  • Page 10: Test Mode

    KDC-MP5029/W5031 /W5031Y/W531Y TEST MODE How to enter the test mode PRESET • When pressed for less than 1 second : CD EJECT While simultaneously press PRESET “1” key and PRESET “3” “5” key number display key, press “RESET” button. (Display) : EJC x x x x x MAX 60,000 (times) * The display is cleared by pressing the key for more How to release the test mode...

  • Page 11: Special Mode

    KDC-MP5029/W5031 /W5031Y/W531Y SPECIAL MODE Security (KDC-MP5029/W5031/W5031Y only) DC offset error detection confirmation mode • How to enter the forced POWER ON mode Confirmation mode : While depressing PRESET “3” key and PRESET “6” key While “– – – –” is being displayed, while simultaneously simultaneously, press on the “RESET”...
  • Page 12 KDC-MP5029/W5031 /W5031Y/W531Y ADJUSTMENT After replacing the following parts, adjust as follows. 1st AM MIX / 2nd AM MIX ADJUSTMENT ADJUSTMENT POINT : L508 (1st AM MIX) / L509 (2nd AM MIX) REPLACED PARTS ADJUSTMENT ITEMS VOLTAGE VALUE CHECK POINT : S-METER check land (X34-) Ref.
  • Page 13 KDC-MP5029/W5031 /W5031Y/W531Y PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) SWITCH UNIT SWITCH UNIT X16-291x-xx (J76-0040-32) X16-291x-xx (J76-0040-32) PAN5V D108 ILL+B X16-291x-xx X16-291x-xx D103 Ref. No. Address Ref. No. Address REMO CNDET CP13 CP12 Refer to the schematic diagram for the values of resistors and capacitors.

  • Page 14: Pc Board (Component Side View)

    KDC-MP5029/W5031 /W5031Y/W531Y PC BOARD (COMPONENT SIDE VIEW) ELECTRIC UNIT X34-339x-xx (J76-0075-12) W312 W351 W352 W335 13 11 12 8 4 3 2 W251 9 10 6 C256 C257 C255 C258 W346 C303 W317 W306 L520 W340 L506 W318 W321 W302 C505 W328 C508...
  • Page 15 KDC-MP5029/W5031 /W5031Y/W531Y W423 W398 W405 W406 C119 W370 W394 W371 W402 W372 W373 X34-339x-xx W396 Ref. No. Address W397 W421 W422 IC15 W404 W376 BU5V S151 Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 16 KDC-MP5029/W5031 /W5031Y/W531Y PC BOARD (FOIL SIDE VIEW) ELECTRIC UNIT X34-339x-xx (J76-0075-12) W252 R254 R253 R273 R252 R257 R251 R271 R456 C201 R454 C118 R438 R114 R437 C113 C116 R134 R312 R135 C153 R181 R151 R363 R359 R353 21 20 R193 R360 W103 R470...
  • Page 17 KDC-MP5029/W5031 /W5031Y/W531Y DAUGHTER UNIT X89-2690-10 (J76-0057-12) W252 R229 R230 R226 R225 W101 R253 R222 R221 C521 C525 L600 D503 L521 C516 C604 R594 C626 W823 C527 C503 C625 C504 C605 D506 R543 W826 R506 C518 R504 C545 C520 C548 W506 R435 C623 W803...
  • Page 18 KDC-MP5029/W5031 /W5031Y/W531Y PC BOARD (COMPONENT SIDE VIEW) CD PLAYER UNIT X32-5500-00 (J74-1552-12) RFOK CP12 CP13 CP15 MIACK X32-5500-00 Ref. No. Address Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 19 KDC-MP5029/W5031 /W5031Y/W531Y PC BOARD (FOIL SIDE VIEW) CD PLAYER UNIT X32-5500-00 (J74-1552-12) Vref FLAG HOLD MIRR LOCK TRK IN TRK OUT FCS DOWN FCS UP C22 C23 D3.3V DAVdd3.3V SDIO BCKIA 12EJE A.+8V LRCKIA /EJECT SLED IN SLED OUT A.GND /LOAD DATA SPDL-...
  • Page 20 KDC-MP5029/W5031 /W5031Y/W531Y DAUGHTER UNIT (X89-2690-10) ELECTRIC UNIT (X34-339x-xx) (X89-2690-10) 2-PREOUT DESTI- DAUGHTER UNIT MODEL NAME MUTE C627 NATION X89-2690-10 X34- C221 KDC-3028 100P R229 R221 10u16 KDC-328 Q221 KDC-MP5029 CN91 KDC-W5031/Y 4.7K KDC-W531Y MUTE CF51 CF52 L508 2 VDD CN90 Q222 10.700MHz 10.700MHz...
  • Page 21 KDC-MP5029/W5031 /W5031Y/W531Y L602 D203 C201 L509 0.01 3,43 CF53 0MHz 10.700MHz MUTE LOGIC CF54 450.000kHz 4.5V ∗ R431 AM : 8.0V FM : 8.1V 4.3V AM : 4.1V FM : 5.2V C512 AM : 0V AM : 4.2V 10u16 5.0V FM : 4.0V FM : 0.2V VREF1...
  • Page 22 KDC-MP5029/W5031 /W5031Y/W531Y X89-267- CN91 ∗ REAR LX BUS ∗ TP339 TP338 TP341 TP340 ∗ ∗ TP404 C333 C334 680P 680P Q351 R335 R336 PRE OUT S-METER MUTE TP408 Q351 Q352 C565 Q352 PRE OUT MUTE ∗ R471 Q330 ∗ R470 2.2K TUN SMETER TP411...
  • Page 23 KDC-MP5029/W5031 /W5031Y/W531Y F1 10A (F52-0006-05) 2SB1565 DTA114EE FUSE DTC114YUA DTC143TUA 2SA1036K 2SA1576A TP10 2SC4617 3300u16 2SD1858 2SC4081 ∗ DTA124EUA UMC2N DTC124EUA 14.4V SWOUT 4.7K 14.4V ON/OFF SERVO+B 5.0V 0V or 2.3V 4.7K CONTROL SW MECHA+B 0.22 220u16 SERVO+B C69 0.47 47u16 DAN202U DA204U...
  • Page 24 KDC-MP5029/W5031 /W5031Y/W531Y SWITCH UNIT (X16-291x-xx) (3G/1GB/2G) (1GA) ∗ REMOTE SW5V CONTROL col2 R73 33 R74 22 R75 22 col4 col1 TP16 KEY MATRIX D110 DISP LOW PANEL MID PANEL TR15 ILL D GND TP14 CP11 PAN5V D109 TP13 4.7K RTRY CW D108 TP12 11.25V...
  • Page 25 KDC-MP5029/W5031 /W5031Y/W531Y ED1 : ANODE CONNECTION 1GA,1GB NAME (1GA) — — — — — — col2 col4 col3 RESET — col2 col1 TP48 CP12 1K CP13 1K TP47 — col4 — AUDIO DISP — col3 TP46 3-BT-225N D1-3,7-9,13-15,19,25 B30-1566-05 (COLOR: RED ) TP45 LC75756W D4-6,10-12,16-18,26...
  • Page 26 KDC-MP5029/W5031 /W5031Y/W531Y CD PLAYER UNIT (X32-5500-00) LEVEL SHIFT (DA) 0V (3.3V 5.0V) IOP1 IOP2 R34 4.7K (MP3) 0/3.3V C28 10 LEVEL SHIFT (3.3V 5.0V) 16.00MHz R35 100K 3.3V 0.2V 100K RESET 3.3V 3.8/0V 3.3V AVDD1 DGND1 2.4/0V 1000P 3.3V RFOK RFOK 3.3V DVCC...
  • Page 27 KDC-MP5029/W5031 /W5031Y/W531Y Q9,10 Vref DPU1(X92- ) 1.7Vp-p 390K OPTICAL 6800P PICKUP 0.3Vp-p 1.65V 1.65V RF2- 1.65V 1.0Vp-p FCS+ 1.0Vp-p TRK+ 3.9K TRK- 1.7Vp-p 3.3V FCS- 3300P ADVDD 3.3V 0.01 1.65V 3.0/0.3V 0.01 ADGND 91CW12AFG-5AR1 3.3/0V UPD63712GC TEST0 RF AMP/SERVO TC94A20F-010 TEST1 CD SIGNAL : BA5824FP...
  • Page 28 KDC-MP5029/W5031 /W5031Y/W531Y EXPLODED VIEW (CD MECHANISM) DPU1 DFPC1 (X32) φ : N09-4460-05 : N09-4472-15 M1.7x8.0 : N09-6004-05 M1.7x2.5 M2x2 : N09-6007-05 φ : N09-6051-05 2x5(BLK) : N19-2163-04 1.6 WASHER : N39-2020-46 M2x2 : N09-6108-05 M2x3.5 φ : N09-6155-05 Parts with the exploded numbers larger than 700 are not supplied.

  • Page 29: Exploded View (Unit)

    KDC-MP5029/W5031 /W5031Y/W531Y EXPLODED VIEW (UNIT) DME1 : N80-2006-48 : N80-2008-43 : N83-3005-48 : N84-2005-43 : N84-2606-43 : N80-3010-48 : N83-3005-48 : N83-3020-48 : N86-2610-48 : N86-2606-48 (X34) (X89-) (X34-) (X16-) Depends on the model. Refer to the parts list. Parts with the exploded numbers larger than 700 are not supplied.

  • Page 30: Parts List

    Desti- Desti- Ref. No. Parts No. Description Ref. No. Parts No. Description nation nation H54-3283-03 ITEM CARTON CASE (KDC-W5031Y) E2 KDC-MP5029/W5031/W5031Y/W531Y H54-3331-03 ITEM CARTON CASE (KDC-W531Y) E3 A02-2743-03 PLASTIC CABINET ASSY A22-3059-12 SUB PANEL ASSY J19-5205-03 HOLDER A46-1816-01 REAR COVER...
  • Page 31 RK74GB1J222J CHIP-COM 2.2K J 1/16W RK73GB2A100J CHIP R J 1/10W E1 : KDC-W5031 E2 : KDC-W5031Y E3 : KDC-W531Y M2 : KDC-MP5029 Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
  • Page 32 0.010UF K DAN202U DIODE C255 CD04AS1A330M ELECTRO 33UF 10WV M2E1E2 E1 : KDC-W5031 E2 : KDC-W5031Y E3 : KDC-W531Y M2 : KDC-MP5029 Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
  • Page 33 C563 CD04AT1HR47M ELECTRO 0.47UF 50WV L518 L31-0976-15 FM-RF COIL E1 : KDC-W5031 E2 : KDC-W5031Y E3 : KDC-W531Y M2 : KDC-MP5029 Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
  • Page 34 CHIP R J 1/10W R431 RK73GB2A223J CHIP R J 1/10W E1E2 E1 : KDC-W5031 E2 : KDC-W5031Y E3 : KDC-W531Y M2 : KDC-MP5029 Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
  • Page 35 0 OHM J 1/16W E1E2 SFPB-54VNF DIODE R92-1252-05 CHIP R 0 OHM J 1/16W M2E3 E1 : KDC-W5031 E2 : KDC-W5031Y E3 : KDC-W531Y M2 : KDC-MP5029 Indicates safety critical components. (E : Europe K : North America M : Other Areas...
  • Page 36 DIGITAL TRANSISTOR Q351,352 RT1N430M DIGITAL TRANSISTOR G01-3077-14 EXTENSION SPRING E1 : KDC-W5031 E2 : KDC-W5031Y E3 : KDC-W531Y M2 : KDC-MP5029 Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)

  • Page 37: Mechanism Unit (X92-4850-00)

    DC MOTOR (SPINDLE) T42-1067-04 DC MOTOR (LOADING) DPU1 X93-2010-00 OPTICAL PICKUP ASSY E1 : KDC-W5031 E2 : KDC-W5031Y E3 : KDC-W531Y M2 : KDC-MP5029 Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)

  • Page 38: Specifications

    Operating Voltage (11V~16V allowable) ...... 14.4V Current Consumption ............10A Installation Size (Width) ..........182mm (Height) ..........53mm (Depth) ..........155mm Weight ............1.20kg (2.64lbs) KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.

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