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Kenwood ez500 Service Manual

Cd receiver and fm/am tuner
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See also: Instruction Manual
CD RECEIVER
EZ500
QQ
3 7 63 1515 0
SERVICE MANUAL
TE
L 13942296513
Plastic cabinet assy
(A02-2735-03)
www
.
Panel assy
(A64-3418-12)
Lever
(D10-4589-04)
Remote controller assy (RC-505)
(A70-2059-05)
Size AA battery
(Not supplied)
x
ao
u163
y
i
TDF PANEL INFORMATION
MODEL
EZ500
2 9
8
CD MECHANISM EXTENSION CORD (24P) : W05-0934-00
Escutcheon
(B07-3117-02)
Q Q
3
6 7
1 3
1 5
Mounting hardware assy
(J22-0011-03)
x2
Screw set
(N99-1719-05)
co
.
TDF PANEL No.
TDF NAME
Y33-2110-11
TDF-EZ500
9 4
2 8
© 2004-8 PRINTED IN JAPAN
B53-0196-00 ( N ) 793
0 5
8
2 9
9 4
2 8
DC cord
(E30-6294-05)
Screw set
(N99-1730-15)
m
9 9
9 9

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Summary of Contents for Kenwood ez500

  • Page 1 CD RECEIVER EZ500 3 7 63 1515 0 SERVICE MANUAL © 2004-8 PRINTED IN JAPAN B53-0196-00 ( N ) 793 CD MECHANISM EXTENSION CORD (24P) : W05-0934-00 Escutcheon Panel assy (B07-3117-02) (A64-3418-12) L 13942296513 Plastic cabinet assy Lever Mounting hardware assy...

  • Page 2: Block Diagram

    EZ500 BLOCK DIAGRAM 3 7 63 1515 0 AUX IN Q351,352 PRE OUT OUTPUT MODE PRE MUTE FREE (REAR/NF) TUNER CD,MP3 3600mV AM+B MP IN 1800mV SW5V E-VOL LEVEL 600mV & 3600mV Q355,356 AUDIO OUT PRE OUT FRONT PRE MUTE...

  • Page 3: Electric Unit (X34-3080-14)

    EZ500 COMPONENTS DESCRIPTION 3 7 63 1515 0 ELECTRIC UNIT (X34-3080-14) Ref. No. Application / Function Operation / Condition / Compatibility System µ-COM Controls FM/AM tuner, the changer, CD mechanism, Panel, volume and tone. E.Vol & N.C.MPX Controls the source, volume, tone and FM multiplex detector.

  • Page 4: Microcomputer's Terminal Description

    EZ500 MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 SYSTEM MICROCOMPUTER : UPD703030GC052 (X34 : IC1) Truth Pin No. Pin Name Application Processing Operation Description value table PLL CLK CLK output terminal to F/E Not used PANEL-DET Panel DET terminal...
  • Page 5 EZ500 MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Truth Pin No. Pin Name Application Processing Operation Description value table IC2 TYPE1 E-VOL setting switching terminal IC2 TYPE0 E-VOL setting switching terminal 42~44 TYPE2~TYPE0 Destination switching terminal CD MECHA+B I/O...
  • Page 6 EZ500 MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Truth Pin No. Pin Name Application Processing Operation Description value table LX_MUTE MUTE request from external devices H : MUTE ON, L : MUTE OFF LX_REQ_M Request output to external devices...

  • Page 7: Test Mode

    EZ500 TEST MODE 3 7 63 1515 0 • When the Track down key is pressed, the track goes down 1. How to enter the test mode by one from the currently played track. • While holding the Preset 1 and Preset 3 keys, reset the unit.
  • Page 8 EZ500 TEST MODE 3 7 63 1515 0 10. Special display when the display is All ON 14. Security Pressing the Preset keys while the power is All OFF dis- • Forced Power ON mode (All models) plays the following information.
  • Page 9 EZ500 PC BOARD 3 7 63 1515 0 (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) SWITCH UNIT SWITCH UNIT X16-2960-10 (J76-0036-12) X16-2960-10 (J76-0036-12) L 13942296513 C12 C13 X16-2960-10 X16-2960-10 Ref. No. Address Ref. No. Address u163 Refer to the schematic diagram for the values of resistors and capacitors.

  • Page 10: Pc Board (Component Side View)

    EZ500 PC BOARD (COMPONENT SIDE VIEW) 3 7 63 1515 0 ELECTRIC UNIT X34-3080-14 (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...
  • Page 11 EZ500 3 7 63 1515 0 DAUGHTER UNIT X89-2570-10 (J74-1450-02) D255 D251 D253 D256 D258 L 13942296513 C409 R417R416 R412R411 R421R420 C405 X34-3080-14 Ref. No. Address D401 BU5V Q201 Q350 u163 Q351 D163 D164 Q352 D165 Q354 Refer to the schematic diagram for...
  • Page 12 EZ500 PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 ELECTRIC UNIT X34-3080-14 (J74-1447-42) R256 R252 R251 L 13942296513 R423 R313 R206 C401 C111 R106 R205 R162 C204 C408 C407 D201 D202 C501 Q151 u163 Q153 R165 R187 D166...
  • Page 13 EZ500 3 7 63 1515 0 DAUGHTER UNIT X89-2570-10 (J74-1450-02) C503 C357 W107/R375 R379 R368 W102/R365 R367 W108/R374 R366 R378 L 13942296513 C119 Q101 R369 X34-3080-14 Ref. No. Address R111 C114 C113 C112 Q151 u163 Q152 Refer to the schematic diagram for...
  • Page 14 EZ500 PC BOARD (COMPONENT SIDE VIEW) 3 7 63 1515 0 CD PLAYER UNIT X32-5500-00 (J74-1552-12) RFOK CP12 CP13 L 13942296513 CP15 MIACK X32-5500-00 Ref. No. Address u163 Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 15 EZ500 PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 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...
  • Page 16 EZ500 3 7 63 1515 0 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...
  • Page 17 EZ500 3 7 63 1515 0 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...
  • Page 18 EZ500 3 7 63 1515 0 ∗ Q351,352,355-358 ∗ D356 MUTE SW C355 47u10 ∗ ∗ W105 W107 ∗ R216 ∗ D357 R375 ∗ ∗ ∗ W103 C359 R379 ∗ ∗ 4.7K R365 Q357 ∗ W101 ∗ ∗ ∗ 4.7K Q358 ∗...
  • Page 19 ILL+B • DC voltages are as measured ILL-GND with a high impedance volt- PANEL-5V D-GND 1 u163 meter. Values may vary slightly due to variations be- tween individual instruments 0.01 EJECT or/and units. EZ500 (1/2) B30-1566 X34-3080-14 (4/4), X89-2570-10 (1/1)
  • Page 20 EZ500 3 7 63 1515 0 SWITCH UNIT (X16-2960-10) ED1(SEGMENT) ED1(COMMON) ESD-GND FLIP DET TP13 RESET S14 RESET VOL A D GND+ILL GND VOL B L 13942296513 ILL+B DIMMER REMOTE CONTROL IC TP11 TP19 REMO OUT GND TP21 CP2 470...
  • Page 21 L 13942296513 AUTO DAN202U DISP AUDIO DAP202U DA204K DA204U DTA114YUA GREEN TC7SH08FU EZ500 (2/2) LC75808W-E RS-171 DTA114EE Q3-5 2SC4617 CAUTION : For continued safety, replace safety criti- B30-1566-05 cal components only with manufacturer’s recom- D2,3 B30-1698-05 mended parts (refer to parts list).
  • Page 22 EZ500 3 7 63 1515 0 CD PLAYER UNIT (X32-5500-00/01) 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) 16.000MHz R35 100K 3.3V 0.2V 100K RESET 3.3V 3.8/0V 3.3V AVDD1 DGND1 2.4/0V...
  • Page 23 EZ500 3 7 63 1515 0 Q9,10 Vref DPU1(X92- ) 1.7Vp-p 270K 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...
  • Page 24 EZ500 EXPLODED VIEW (CD MECHANISM) 3 7 63 1515 0 DPU1 L 13942296513 DFPC1 (X32) φ : N09-4460-05 M1.7x8.5 : N09-4472-15 M1.7x2.5 : N09-6004-05 : N09-6007-05 M2x2 u163 φ : N09-6051-05 2x6(BLK) : N19-2163-04 1.6 WASHER : N39-2020-46 M2x2 : N09-6108-05 M2x3.5...

  • Page 25: Exploded View (Unit)

    EZ500 EXPLODED VIEW (UNIT) 3 7 63 1515 0 SIZE AA BATTERY DME1 φ2.6x6 M3x8 : N30-3008-46 : N84-2606-43 φ2x5 φ2.6x6 : N80-2005-48 : N84-2606-45 φ2x8 φ3x8 : N80-2008-43 : N80-3008-46 φ2x14 φ3x10 : N82-2014-48 : N80-3010-46 φ3x5 φ3x20 : N83-3005-46 : N83-3020-46 φ2x5...

  • Page 26: Parts List

    EZ500 PARTS LIST 3 7 63 1515 0 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.
  • Page 27 EZ500 PARTS LIST 3 7 63 1515 0 Desti- Desti- Ref. No. Parts No. Description Ref. No. Parts No. Description nation nation RK74GA1J104J CHIP-COM 100K J 1/16W CD PLAYER UNIT (X32-5500-00) CP2,3 RK74GA1J101J CHIP-COM 100 J 1/16W C1,2 CK73GB1H222K CHIP C...
  • Page 28 EZ500 PARTS LIST 3 7 63 1515 0 CD PLAYER UNIT (X32-5500-00) Desti- Desti- Ref. No. Parts No. Description Ref. No. Parts No. Description nation nation RK73GB2A123J CHIP R J 1/10W C119 CK73GB1H103K CHIP C 0.010UF K RK73GB2A183J CHIP R...
  • Page 29 EZ500 PARTS LIST 3 7 63 1515 0 ELECTRIC UNIT (X34-3080-14) Desti- Desti- Ref. No. Parts No. Description Ref. No. Parts No. Description nation nation N83-3005-46 PAN HEAD TAPTITE SCREW R168,169 RK73GB2A102J CHIP R 1.0K J 1/10W N80-3008-46 PAN HEAD TAPTITE SCREW...
  • Page 30 EZ500 PARTS LIST 3 7 63 1515 0 ELECTRIC UNIT (X34-3080-14) Desti- Desti- Ref. No. Parts No. Description Ref. No. Parts No. Description nation nation HZS5B1 ZENER DIODE R2-5 RK73EB2E471J CHIP R J 1/4W MA4056-M ZENER DIODE R6,7 RK73EB2E102J CHIP R 1.0K...

  • Page 31: Cd Mechanism Assy (X92-4850-00)

    EZ500 PARTS LIST 3 7 63 1515 0 CD MECHANISM ASSY (X92-4850-00) Desti- Desti- Ref. No. Parts No. Description Ref. No. Parts No. Description nation nation N09-6007-05 MACHINE SCREW (PAN M2X2) N09-6051-05 TAPTITE SCREW (BIND 2X5) N19-2163-04 FLAT WASHER N39-2020-46...

  • Page 32: Specifications

    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 956 Udom Vidhya Building (Olympia) Rama IV Road, Silom, Bangrak, Bangkok 10500 Thailand Rembrücker-Str.

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