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CD RECEIVER
KDC-305RG/3018R
/3090R/A/G/YA/YG
SERVICE MANUAL
KDC-305R
Knob(RELEASE)
Knob(EJ)
(K24-3665-04)
(K24-3653-04)
COMPACT
DIGITAL AUDIO
LOUD
Knob(VOL)
(K25-1256-03)
Mounting hardware assy
(J21-9641-03)
Front glass
(B10-3298-01:3018R)
(B10-4002-01:/3093RG)
(B10-4002-01:/3090RA/YG/YA)
(B10-4003-01:305RG)
KDC-305R
SCAN
RDM
REP
Knob(1-6)
(K25-1253-03)
Plastic cabinet assy
(A02-1486-13)
Antenna adaptor
(T90-0534-05)
©
2000-12 PRINTED IN JAPAN
B51-7704-00(S) 2117
Panel assy
(A64-2214-02:3093RG)
(A64-2214-02:3090RA/YG/YA)
(A64-2215-02:305RG)
45Wx4
AUD
T1
PWR OFF
VOL ADJ
Knob(FM/AM)
(K25-1255-03)
DC cord
(E30-4785-05:)
(E30-4790-05:)
Lever
(D10-4589-04)
Knob(Q)
(K24-3652-04)
PTY
MENU
Knob(CLK)
(K25-1254-03)
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Table of Contents
Related Manuals for Kenwood KDC-305RG
Summary of Contents for Kenwood KDC-305RG
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Page 1: Service Manual
CD RECEIVER KDC-305RG/3018R /3090R/A/G/YA/YG SERVICE MANUAL © 2000-12 PRINTED IN JAPAN B51-7704-00(S) 2117 Front glass KDC-305R (B10-3298-01:3018R) Panel assy (B10-4002-01:/3093RG) (A64-2214-02:3093RG) Knob(RELEASE) Knob(EJ) (B10-4002-01:/3090RA/YG/YA) (A64-2214-02:3090RA/YG/YA) Knob(Q) (B10-4003-01:305RG) (K24-3652-04) (K24-3665-04) (K24-3653-04) (A64-2215-02:305RG) KDC-305R 45Wx4 COMPACT DIGITAL AUDIO LOUD SCAN PWR OFF... -
Page 2: Block Diagram
KDC-305RG/3018R/3090R/A/G/YA/YG BLOCK DIAGRAM... -
Page 3: Component Description
KDC-305RG/3018R/3090R/A/G/YA/YG COMPONENT DESCRIPTION SWITCH UNIT(X13-9872-XX) Ref.No. Component Name Application/Function Operation/Condition/Compatibility LC75883E LCD driver Ready on key-matrix DTA114EKorKRA102Sor key-matrix permission SW Ready on key-matrix, ON when the base goes "Lo" UN2111 ELECTRIC UNIT(X25-8712-XX) Ref.No. Component Name Application/Function Operation/Condition/Compatibility System µ-COM. UPD780058GC232 TDA7407D E-VOL. -
Page 4: Microcomputer's Terminal Description
KDC-305RG/3018R/3090R/A/G/YA/YG MICROCOMPUTER'S TERMINAL DESCRIPTION Terminal Description Function Description Processing Operation AV CONT A/D converter reference voltage control output ”Hi”: ON / ”Lo”: OFF IC2 TYPE0 IC2 setting terminal ”Lo”: Initial value IC2 TYPE1 IC2 setting terminal ”Lo”: Initial value AVSS... - Page 5 KDC-305RG/3018R/3090R/A/G/YA/YG KDC-305RG/3018R/3090R/A/G/YA/YG MICROCOMPUTER'S TERMINAL DESCRIPTION ADJUSTMENT • Holding Preset 3 while the operating hour information is Test Mode Function Description Processing Operation Not used displayed clears it. 1. How to enter test mode • Holding Preset 5 while the ejection count information is Not used While holding the FM key and preset 6 key, reset the unit.
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Page 6: Pc Board (Component Side View)
PC BOARD (Component Side View) SWITCH UNIT ELECTRIC UNIT X25-8712-XX(J74-1122-12) X13-9872-XX(J74-1116-12) ELECTRIC UNIT SWITCH UNIT (X25-8712-XX) (X13-9872-XX) C500 C225 C501 13 11 12 6 4 3 2 Q223 Q224 W122 C257 W166 C252 C251 C254 C253 C258 D407 C224 C223 C402 C401 D410... - Page 7 PC BOARD (Foil Side View) SWITCH UNIT ELECTRIC UNIT X25-8712-XX(J74-1122-12) X13-9872-XX(J74-1116-12) SWITCH UNIT ELECTRIC UNIT (X13-9872-XX) (X25-8712-XX) C500 C501 C225 6 10 9 Q223 Q224 W122 W166 C257 C252 C253 C254 C251 C258 D407 D410 C401 C402 C223 C224 C403 W161 W162 C221...
- Page 8 PC BOARD (Component Side View) PC BOARD (Foil Side View) CD PLAYER UNIT CD PLAYER UNIT CD PLAYER UNIT CD PLAYER UNIT (X32-5010-00) (X32-5010-00) X32-5010-00 (J74-1158-12) X32-5010-00 (J74-1158-12) /MUTEL /MUTEL MOTOR /MUTER /MUTER MOTOR LOAD LOAD SLED+ SLED+ LO/EJ LO/EJ A.5V A.5V EJECT/SLED-...
- Page 9 DSM1SD2 or GRY/BLK VIOL/BLK B LINE KDC-3090RYG 2-73 ERA15-02 SP. OUT FRONT R REAR R SP. OUT VIOL KDC-3090RYA 2-73 KDC-305RG (X25-871X-XX) 2-72 BLU/WHT ANT CONT ANT CONT/ TEL MUTE P. CONT P. CONT REQ H POWER FUSE ∗ REQ C...
- Page 10 KDC-4590RY 2-71 B30-1569-05(PG/RED) SENSOR KDC-4590RYV 2-72 B30-1569-05(PG/RED) KDC-4090RY 2-73 B30-1569-05(PG/RED) ∗ DATAL KDC-3018R BR24C01AF KDC-3090RG B30-1533-05(PG) 2-74 KDC-3090RYG KDC-305RG BR24C01AF-W REMO DATAS KDC-3090RA 2-75 B30-1567-05(RED) KDC-3090RYA DTA124EUA SW 5V DTC124EUA PANEL SW 4.9V D20,21 MODEL NAME UNIT No. D24-28 KRA102S...
- Page 11 To reduce the risk of electric shock, leakage- CD MECHANISM KDC-305RG/3018R/3090R/A/G/YA/YG current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is...
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Page 12: Exploded View (Unit)
KDC-305RG/3018R/3090R/A/G/YA/YG KDC-305RG/3018R/3090R/A/G/YA/YG EXPLODED VIEW (CD MECHANISM) EXPLODED VIEW (UNIT) M1.7x2.5 : N09-4249-05 φ 2x3.5 : N09-4172-05 M1.7x4 : N09-4202-05 M2x2 : N38-2020-46 φ 2x6 : N09-4294-05 WASHER φ 1.2 : N19-2023-04 WASHER φ 1.6 : N19-2058-04 WASHER φ 1.6 : N19-2093-04... -
Page 13: Parts List
MOS-IC DTA114EK DIGITAL TRANSISTOR J21-9641-03 MOUNTING HARDWARE ASSY KRA102S DIGITAL TRANSISTOR UN2111 DIGITAL TRANSISTOR K24-3653-04 KNOB X25-871 ELECTRIC UNIT (X25-8712-XX) K24-3652-04 KNOB K24-3665-04 KNOB RELEASE D102 B30-1567-05 LED(1608,RED) M :KDC-3018R E :KDC-3090RG E1:KDC-3090RA indicates safety critical components. E2:KDC-305RG E6:KDC-3090RYG E7:KDC-3090RYA... - Page 14 RK73GB1J222J CHIP R 2.2K 1/16W E63-0852-05 PIN JACK R136 RK73GB1J473J CHIP R 1/16W E,E2,E6 E23-0745-05 TERMINAL R136,137 RK73GB1J473J CHIP R 1/16W E1,E7 R138 RK73GB1J473J CHIP R 1/16W E,E2,E6 M :KDC-3018R E :KDC-3090RG E1:KDC-3090RA indicates safety critical components. E2:KDC-305RG E6:KDC-3090RYG E7:KDC-3090RYA...
- Page 15 CK73GB1H472K CHIP C 4700PF K UPD780058GC232 MI-COM IC TDA7407D ANALOGUE IC CC73GCH1H471J CHIP C 470PF C19,20 CK73GB1C104K CHIP C 0.10UF K TDA7386 ANALOGUE IC CK73FB0J475K CHIP C 4.7UF M :KDC-3018R E :KDC-3090RG E1:KDC-3090RA indicates safety critical components. E2:KDC-305RG E6:KDC-3090RYG E7:KDC-3090RYA...
- Page 16 100K 1/16W D10-4006-04 LEVER D10-4007-04 LEVER RK73GB1J103J CHIP R 1/16W D10-4008-14 LEVER RK73GB1J102J CHIP R 1.0K 1/16W D10-4009-23 RK73GB1J473J CHIP R 1/16W D10-4010-04 LEVER RK73GB1J333J CHIP R 1/16W M :KDC-3018R E :KDC-3090RG E1:KDC-3090RA indicates safety critical components. E2:KDC-305RG E6:KDC-3090RYG E7:KDC-3090RYA...
- Page 17 J19-4678-13 HOLDER J19-4679-24 HOLDER J21-7684-13 MOUNTING HARDWARE J21-7686-13 MOUNTING HARDWARE J21-7690-03 MOUNTING HARDWARE J84-0107-05 FLEXIBLE PRINTED WIRING BOARD J90-0757-22 GUIDE N09-4249-05 MACHINE SCREW (M1.7X2.5,LOCK) N09-4172-05 TAPPING SCREW (2X3.5,CTITE) M :KDC-3018R E :KDC-3090RG E1:KDC-3090RA indicates safety critical components. E2:KDC-305RG E6:KDC-3090RYG E7:KDC-3090RYA...
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Page 18: Specifications
D/A Converter ........1Bit (D) ......157(mm) 6-3/16(in) Spindle Speed ........500~200(CLV) Weight ..........1.5kg(3.31lbs) Wow & Flutter ........Below Measurable Limit KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.