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CD RECEIVER
KDC-3024A/G/YA/YG
KDC-307A/G/YA/YG
SERVICE MANUAL
CD mechanism operation description is not in this sarvice manual.
Please, refer to sarvice manual X92-4030-0x (B51-7867-00).
Panel assy
(A64-2876-02): KDC-3024A/G/YA/YG
(A64-2877-02): KDC-307A/G/Y
OFF
Plastic cabinet assy
(A02-1486-13)
A/YG
KDC-XXXX
COMPACT
DIGITAL AUDIO
LOUD
SCAN
RDM
DC cord
(E30-4790-05)
Lever
(D10-4589-04)x2
© 2002-11 PRINTED IN JAPAN
B53-0002-00 ( N ) 1874
CD mechanism extension cord : W05-0618-00
Escutcheon
(B07-3001-02)
REP
CLK
MENU
TI
VOL. ADJ
Mounting hard ware assy
(J21-9716-03)
PTY
AUD
Antenna adaptor
(T90-0523-05)
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Table of Contents
Related Manuals for Kenwood KDC-3024A
Summary of Contents for Kenwood KDC-3024A
- Page 1 © 2002-11 PRINTED IN JAPAN B53-0002-00 ( N ) 1874 CD mechanism operation description is not in this sarvice manual. CD mechanism extension cord : W05-0618-00 Please, refer to sarvice manual X92-4030-0x (B51-7867-00). Panel assy (A64-2876-02): KDC-3024A/G/YA/YG Escutcheon (A64-2877-02): KDC-307A/G/Y A/YG (B07-3001-02) KDC-XXXX...
- Page 2 FM(J,K) : 1800mV FM+B FM(E) : 1372mV IC10 Q502 Q223,224 AM(J,K) : 600mV CD : 3600mV AM(E) : 855mV CH : 3600mV FM AGC FM AGC OUT MUTE AM+B Q501 AM AGC POWER IC AM AGC OUT TUNER,MPX & MUTE E-VOL.
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Page 3: Components Description
KDC-3024A/G/YA/YG,307A/G/YA/YG COMPONENTS DESCRIPTION SWITCH UNIT (X16-1472-7x) Ref.No. Application/Functions Operation/Condition/Compatibility LCD driver & key matrix Key scan start When Q1 base goes Lo, key scan start. ELECTRIC UNIT (X25-9612-7x) Ref.No. Application/Functions Operation/Condition/Compatibility System control µ-com System µ-com Power amplifire E-Vol output encoder power amplification for speaker. -
Page 4: Microcomputer's Terminal Description
KDC-3024A/G/YA/YG,307A/G/YA/YG MICROCOMPUTER'S TERMINAL DESCRIPTION SYSTEM MICROCOMPUTER uPD780058GC502 (X25 : IC1) Pin No. Name Description Processing Operation TDF DET Panel detection H:Panel detached L:Panel attached H:Eject is completed 8EJE SW Except 8cm CD model:always output L Not used (out put L) - Page 5 KDC-3024A/G/YA/YG,307A/G/YA/YG MICROCOMPUTER'S TERMINAL DESCRIPTION Pin No. Name Description Processing Operation B.U-DET Back up detection terminal H:power down L:B.U. on ACC-DET ACC detection terminal H:ACC OFF L:ACC ON Power supply IC SW1 control 0 BA4911 SW1 Power supply IC output PS1-0...
- Page 6 KDC-3024A/G/YA/YG,307A/G/YA/YG MICROCOMPUTER'S TERMINAL DESCRIPTION MECHANISM MICROCOMPUTER MN6627771KP (X32 : IC2) Pin No. Name Description Processing Operation Traverse driver output (PWM output) Spindle motor drive output (PWM output) Spindle motor ON output L:ON H:OFF (default ) multi-purpose PWM output It's possible to setup the TOSF2...
- Page 7 System mi-com Destination type list TYPE2 TYPE1 TYPE0 MODEL NAME KDC-2024SA/SYA, 2024SG/SYG KDC-2022, 2022V,202MR uPD780058GC499 RY-391CD, RX-491CD KDC-4023, 2023, 3023 KDC-122, 122S uPD780058GC501 KDC-1023, 1023S KDC-222, 222S KDC-3024G/YG, 307G/YG KDC-3023R uPD780058GC502 KDC-3024A/YA, 307A/YA KDC-4024/Y/V/YV uPD780058GC503 KDC-2094YA/YG R135 R137 R139 R136 R138 R140...
- Page 8 KDC-3024A/G/YA/YG,307A/G/YA/YG ADJUSTMENT 1-3. Adjustment of FM_ANT&RF Coil 1. IC10 (TDA7513) -The Tuner adjustment method Voltage Check Point : S_METER-Check Land (PWB • When IC10 and its circumference are fixed, according to the Side_B, around W572) following order, it readjusts if needed.
- Page 9 KDC-3024A/G/YA/YG,307A/G/YA/YG ADJUSTMENT 2.IC10 (TDA7513) Replacement-Parts vs Adjustment Item Table • When the parts in the following tables are exchanged, please readjust according to a table. • When other parts are exchanged, please perform only a check of operation. There is no necessity for readjustment.
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Page 10: Pc Board (Component Side View)
PC BOARD (COMPONENT SIDE VIEW) X32-5380-00 (J74-1485-12) X32-5380-00 Ref. No address Refer to the schematic diagram for the values of resistors and capacitors. - Page 11 PC BOARD (FOIL SIDE VIEW) X32-5380-00 (J74-1485-12) B/TE VREF VDET LDON A/TE TRCRS REFNV TRK IN TRK OUT D/ARF NRFDET FCS UP GCTL FCS DOWN VREF2 D.GND BU.5V D.OUT SLED IN 12EJE /EJECT SLED OUT DATA /CLK /LOAD SPDL- 8EJE /MUTER /MRST /MUTEL...
- Page 12 PC BOARD (FOIL SIDE VIEW) X25-9612-7x Ref. No address Ref. No address Ref. No address Ref. No address IC12 Q251 Q252 Q101 Q253 Q102 Q501 Q201 Q502 IC10 Q223 Q503 IC11 Q224 Refer to the schematic diagram for the values of resistors and capacitors.
- Page 13 PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) X16-1472-7x X16-1472-7x (J74-1288-22) (J74-1288-22) DGND SW5V REMO DATAS L-CLK L-CE DATAL LRES WL+B IGND DGND X16-1472-7x Ref. No address Refer to the schematic diagram for the values of resistors and capacitors.
- Page 14 CD PLAYER UNIT (X32-5380-00) DTC143TUA UN5111 D.GND 2SA1036K C34 0.1 4.80V 2SA1362 C32 0.1 2SA1576A BU+5V 4.80V 2.40V R100 C100 8EJE(SW2) 2200P 2200P 1000P 12EJE/SDET(SW3) 4.7K 4.80V LOE/LIM(SW4) 2SC4081 PCK/NTLOCK/FCLK/STLD 2200P 2200P EFM/NFLOCK/CLDCK/STCK SENSE/RESY/FLAG/STOUT CLVS/VDET/CRC DEMPH/TRCRSO/TEXTCRC 6800P 6800P 4.80V DVDD3 3.0pp CD SIGNAL PROCESS BULT-IN MI-COM...
- Page 15 RFENV IOP+ IOP- R7 3.6K 3.3K C45 0.1 C44 1000P 1.25V 2.40V C43 2200P 1.70V IREF PLLF2 0.047 0.95pp PLLF R39 100K 2.50V 0.91pp 0.87pp RFSW 1000P 4.7K 2.45V DSLF AVSS2 4.80V DVSS1 DVDD1 VDET 0-4.8V 220K 0.015 2.50V B/TE DSLB L PROCESSOR 4.80V...
- Page 16 J4 TOP VIEW ∗ DATA H CHCON D GND REAR REQ C DATA C A GND MUTE REQ H ∗ ∗ (X25-9612-7x) C227 C228 680P 680P D GND R227 R228 Q223 Q224 ∗ MUTE ∗ ∗ MUTE DRIVER D411 ∗ ∗...
- Page 17 E2P-ROM IC12 ∗ 3.3K Q251 5.0V 1/2W SURGE W158 DETECTOR ∗ D252 R258 0.01 A. C. C DETECTOR 5.0V B. U. DETECTOR MUTE LOGIC ∗ 100K 100K POWER AMPLIFIRE W407 R252 4.7K W408 R253 4.7K L101 4.7uH CF54 ∗ 450kHz C592 0.01 ∗...
- Page 18 ∗ 10u50 D504-506 ∗ R145 (X25-9612-7X) 2.2K UNIT C51,404,529, C227,228, MODEL C106 528,590,592 C256 557,558,589 NAME SERBOGND KDC-3024A (E) R101 D102 KDC-307A (E) SERBO+B 2-72 1000P 33u50 KDC-3024YA (E) MO SW ∗ Q101 KDC-307YA (E) LO/EJ KDC-3024G (E) KDC-307G (E)
- Page 19 SWITCH UNIT (X16-1472-7x) TP35 ESD-GND TP34 KEY DETECT PANEL SW TP9 TP8 TP24 SW5V TP27 R2 470 L-DATAS X14- TP28 R4 470 L-CLK TP29 R3 470 L-CE TP30 R5 1K L-DATAL TP23 R1 1K L-RES 5.0V TP32 0.01 C3 0.047 VDD1 3.0V TP26...
- Page 20 • DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual instruments or/and units. (X16-1472-7X) D1-13, MODEL NAME UNIT No. 17,18,20 KDC-3024A (E) KDC-307A (E) B30-1567-05 2-72 (RED) KDC-3024YA (E) : LC75883E...
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Page 21: Exploded View (Mechanism)
KDC-3024A/G/YA/YG,307A/G/YA/YG EXPLODED VIEW (MECHANISM) DPU1 DFPC1 (X32) φ : N09-4460-05 M1.7x8.5 : N09-4472-05 M1.7x2.5 : N09-6004-05 φ : N09-6006-05 2x3.5 : 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 Parts with the exploded numbers larger than 700 are not supplied. -
Page 22: Exploded View (Unit)
KDC-3024A/G/YA/YG,307A/G/YA/YG EXPLODED VIEW (UNIT) M3x8 : N30-3008-46 DME1 φ 2x6 : N80-2006-46 φ 2x8 (BLK) : N80-2008-45 φ 3x5 : N83-3005-46 φ 3x10 : N80-3010-46 φ 3x20 : N83-3020-46 φ 2.6x6 : N86-2606-46 φ 1.5 RING : N29-0205-04 (X16-) (X25-) -
Page 23: Parts List
J19-5130-04 HOLDER (LED) H54-2748-03 ITEM CARTON CASE RK73GB2A102J CHIP R 1.0K J 1/10W E2 : KDC-3024A E3 : KDC-3024G E4 : KDC-307A E5 : KDC-307G indicates safety critical components. Z2 : KDC-3024YA Z3 : KDC-3024YG Z4 : KDC-307YA Z5 : KDC-307YG... - Page 24 E40-9550-05 FLAT CABLE CONNECTOR C509 CC73GCH1H680J CHIP C 68PF E04-0312-05 RF COAXIAL CABLE RECEPTACLE E2 : KDC-3024A E3 : KDC-3024G E4 : KDC-307A E5 : KDC-307G indicates safety critical components. Z2 : KDC-3024YA Z3 : KDC-3024YG Z4 : KDC-307YA Z5 : KDC-307YG...
- Page 25 CHIP R 100K J 1/10W R502 RK73GB2A222J CHIP R 2.2K J 1/10W E2 : KDC-3024A E3 : KDC-3024G E4 : KDC-307A E5 : KDC-307G indicates safety critical components. Z2 : KDC-3024YA Z3 : KDC-3024YG Z4 : KDC-307YA Z5 : KDC-307YG...
- Page 26 AM01Z DIODE C92-0566-05 CHIP-TAN 10UF 6.3WV D1F60 DIODE CK73FB1A225K CHIP C 2.2UF E2 : KDC-3024A E3 : KDC-3024G E4 : KDC-307A E5 : KDC-307G indicates safety critical components. Z2 : KDC-3024YA Z3 : KDC-3024YG Z4 : KDC-307YA Z5 : KDC-307YG...
- Page 27 CHIP R 910K J 1/10W D10-4583-03 RK73GB2A104J CHIP R 100K J 1/10W D10-4584-03 E2 : KDC-3024A E3 : KDC-3024G E4 : KDC-307A E5 : KDC-307G indicates safety critical components. Z2 : KDC-3024YA Z3 : KDC-3024YG Z4 : KDC-307YA Z5 : KDC-307YG...
- Page 28 T42-1066-04 DC MOTOR ASSY (SP) T42-1067-04 DC MOTOR ASSY (LO) DPU1 X93-2010-00 OPTICAL PICKUP ASSY E2 : KDC-3024A E3 : KDC-3024G E4 : KDC-307A E5 : KDC-307G indicates safety critical components. Z2 : KDC-3024YA Z3 : KDC-3024YG Z4 : KDC-307YA...
- Page 29 KDC-3024A/G/YA/YG,307A/G/YA/YG 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. 5 = Value...
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Page 30: Specifications
S/N Ratio (dB) ..........96dB (1kHz) Dynamic Range ............93dB Channel Speparation ..........85dB KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. KENWOOD CORPORATION 2967-3, Ishikawa-machi, Hachioji-shi, Tokyo 192-8525, Japan KENWOOD ELECTRONICS ITALIA S.p.A.