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CD AUTO CHANGER
KDC-C719/C719Y
KDC-C719/G4
SERVICE MANUAL
Model
KDC-C719 (E type)
KDC-C719 (K,M type)
KDC-C719/G4 (M type)
Cord with plug
(E30-4291-15)
Bracket (L)
(J19-5018-03)
Products for European market comply with the
Serial Number
U0400251~
60400351~
67400651~
5m
Bracket (R)
(J19-5019-03)
RoHS
Directive.
© 2006-5 PRINTED IN JAPAN
REVISED
B53-0418-00 ( N ) 960
Service jig
For initial position setting
When transporting these models, always attach CAUTION
CARD and STEPPED SCREW (for transportation).
COMPACT DISC AUTO CHANGER
NEW ANTI VIBRATION MECHANISM
COMPACT
TEXT
CD-R/RW
DIGITAL AUDIO
Tray
(J99-0614-01)
Screw set
(N99-1784-05)
Parts No.
W05-0635-00
KDC-C719
DISC NAME PRESET
10
DISC
Holder assy
(J19-5146-02)
This product uses Lead Free solder.
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Table of Contents
Related Manuals for Kenwood KDC-C719/C719Y
Summary of Contents for Kenwood KDC-C719/C719Y
- Page 1 CD AUTO CHANGER KDC-C719/C719Y KDC-C719/G4 SERVICE MANUAL © 2006-5 PRINTED IN JAPAN REVISED B53-0418-00 ( N ) 960 Model Serial Number Service jig Parts No. For initial position setting KDC-C719 (E type) U0400251~ W05-0635-00 KDC-C719 (K,M type) 60400351~ When transporting these models, always attach CAUTION...
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Page 2: Block Diagram
KDC-C719/C719Y KDC-C719/G4 BLOCK DIAGRAM (X92) (X32) 16.93MHz PICKUP DA5V RF AMP & ASSY (X16-339) SERVO DSP & 5VREG TEXT DECODER & D/A CONVERTER & Q4,5 Q6-8 0bit AUDIO MUTE MUTE FO COIL SA5V SA5V SD5V TR COIL X16-338 BTL &... -
Page 3: Components Description
KDC-C719/C719Y KDC-C719/G4 COMPONENTS DESCRIPTION CD PLAYER UNIT (X32-5810-00) Ref. No. Application / Function Operation / Condition / Compatibility Servo control A5V regulator Power supply for 5V audio Driver Driving spindle motor, loading/eject operation, elevation operation, driving pick-up ACT µ-com Servo control, LX_BUS communication control... - Page 4 KDC-C719/C719Y KDC-C719/G4 MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Application RESET Reset FOGUP Focus gain up terminal MGSW Magazine switch EJSW Eject switch COMMSW 5 line communication new/old switch PACK TEXT data PACK synch signal CHCON Changer control input from H/U...
- Page 5 KDC-C719/C719Y KDC-C719/G4 MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Application SP/LO- Spindle/loading control terminal - ELV+ MD up/down control terminal + ELV- MD up/down control terminal - SIM1 Standard stack CH destination port SEARCH Search/play switching port TEST1 Mechanism duration mode...
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Page 6: Pc Board (Component Side View)
KDC-C719/C719Y KDC-C719/G4 PC BOARD (COMPONENT SIDE VIEW) CD PLAYER UNIT X32-5810-00 (J76-0139-11) SGND VC LD LIMSW LOESW (QH) IOP+ B14V IOP- /RST AMUTE RFOK R102 (LD) SA5V ROUT AGND C5 C6 (DH) LOUT COMMSW /TSCK AVR0 FLAG ADJSEL DAC3 I G O... -
Page 7: Pc Board (Foil Side View)
KDC-C719/C719Y KDC-C719/G4 PC BOARD (FOIL SIDE VIEW) CD PLAYER UNIT X32-5810-00 (J76-0139-11) R161 R120 R101 C192 R190 R191 R107 C300 R108 C301 C205 R111 R110 C204 C203 C201 C200 CP17 R153 R154 R114 C853 R852 R503 R124 X32-5810-00 Ref. No. - Page 8 KDC-C719/C719Y KDC-C719/G4 PC BOARD (COMPONENT SIDE VIEW) SUB-CIRCUIT UNIT X16-3380-00 (J76-0144-12) PC BOARD (FOIL SIDE VIEW) SUB-CIRCUIT UNIT X16-3380-00 (J76-0144-12) CH-MUTE CH-CLK REQC CH-RST DATAH L-CH DATAC REQH R-CH CH-CON AGND BU14V SUB-CIRCUIT UNIT X16-3390-00 (J76-0145-11) MGND LOESW Refer to the schematic diagram for the values of resistors and capacitors.
- Page 9 KDC-C719/C719Y KDC-C719/G4 (X32-5810-0x) DAVDD AVREF0 CRST 3.9K (X16-3380-00) REQH TP14 B14V BU14V BU14V CH CON BU14V CH-CON CH MUTE CH RST CRST A GND Q6,7 CH RST R503 A. MUTE R ch AGND A GND LOUT 10u50 TP12 REQC CCON...
- Page 10 KDC-C719/C719Y KDC-C719/G4 DAVDD MGSW SD5V RESET IC C300 5.0V 3.9K C301 EJSW 5.0V OUT 1 5.0V RESET C203 ARMSW 16.934MHz 5.0V 2.5V DVDD1 EMPH EMPH FLAG FLAG DOUT SCKIN SCKO LRCKIN LRCK HOLD HOLD E2PROM DGND2 12.500MHz C16M C201 R155 3.4V...
- Page 11 SA5V • DC voltages are as measured with a high KDC-C719/C719Y, KDC-C719/G4 impedance voltmeter. Values may vary slightly due to variations between individual instruments or/and units. X32-5810-00 (3/3), X16-3390-00 (1/1)
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Page 12: Exploded View (Cd Mechanism)
KDC-C719/C719Y KDC-C719/G4 EXPLODED VIEW (CD MECHANISM) φ2x3.5 : N09-4126-15 φ2x2.5(BLK) : N09-6392-05 φ2x5 : N86-2005-48 φ1.7x1.5(BLK) : N09-4189-15 φ2x6 : N09-6155-15 M1.7x3 : N09-6390-05 M1.7x2.2 : N39-1722-48 φ2x3.5 : N09-6108-15 φ3.8 WASHER : N19-2105-14 φ4 WASHER : N19-2058-04 φ3.8 WASHER : N19-2080-14 φ3.5... -
Page 13: Exploded View (Unit)
KDC-C719/C719Y KDC-C719/G4 EXPLODED VIEW (UNIT) BLACK M4x17.3 N09-6414-05 φ2x4 N89-2004-48 φ2.6x6 (BLK) N89-2606-43 SILVER (X16-3380-00) Parts with the exploded numbers larger than 700 are not supplied. -
Page 14: Parts List
KDC-C719/C719Y KDC-C719/G4 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 15 KDC-C719/C719Y KDC-C719/G4 PARTS LIST CD PLAYER UNIT (X32-5810-00) in X92 Desti- Desti- Ref. No. Parts No. Description Ref. No. Parts No. Description nation nation E41-2179-05 FLAT CABLE CONNECTOR R108 RK73GB2A104J CHIP R 100K J 1/10W E41-2173-05 FLAT CABLE CONNECTOR R110,111...
- Page 16 KDC-C719/C719Y KDC-C719/G4 PARTS LIST CD PLAYER UNIT (X32-5810-00) in X92 Desti- Desti- Ref. No. Parts No. Description Ref. No. Parts No. Description nation nation DTC124EUA DIGITAL TRANSISTOR G01-3036-14 TORSION COIL SPRING DTA143EUA DIGITAL TRANSISTOR G01-3037-04 EXTENSION SPRING 2SC4081 TRANSISTOR G01-3038-04...
- Page 17 KDC-C719/C719Y KDC-C719/G4 PARTS LIST CAPACITORS 2 2 0 • Capacitor value CC45 Color* 010 = 1pF 0 = 22pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating 100 = 10pF 2 = Shape ... round, square, etc.
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Page 18: Specifications
Installation Size (W x H x D) ......250 x 80 x 176 mm (9-13/16 x 3-1/8 x 6-13/16 inch) Weight ........................... 2.0kg (4.4 lbs) KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.