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CD RECEIVER
KDC-X715
SERVICE MANUAL
Escutcheon assy
(B07-2146-03)
Knob (VOL)
(K25-1095-03)
DC cord
(E30-4779-05)
Escutcheon
(B07-2183-02)
THE MECHANISM OPERATION DESCRIPTION is the same as model KDC-S3007 and KDC-5050RG.
Please refer to the service manual for model KDC-S3007(B51-7029-00) or KDC-5050RG(B51-7099-00).
Front glass
(B10-3110-01)
KDC-X715
Knob (1-3)
Knob (4-6)
(K25-1096-03)
(K25-1097-03)
Screw set
(N99-1652-05)
(N99-1683-05)
2000-1 PRINTED IN JAPAN
C
B51-7569-00 (4) 1469
DISP
Extension cord
CD mechanism(22P)
Bracket
(J19-4875-04)
(J19-4876-04)
Torsion coil spring
(G01-2924-04)
Lever
(D10-4301-14)
(D10-4302-14)
Panel assy
(A64-1870-02)
Knob (CLK)
(K25-1099-03)
Parts No.
W05-0618-00
Remote controller assy
(A70-0894-05)
Stay
(J54-0606-04)
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Related Manuals for Kenwood KDC-X715
Summary of Contents for Kenwood KDC-X715
- Page 1 CD RECEIVER KDC-X715 SERVICE MANUAL 2000-1 PRINTED IN JAPAN B51-7569-00 (4) 1469 Escutcheon assy Front glass Panel assy (B07-2146-03) (B10-3110-01) (A64-1870-02) KDC-X715 DISP Knob (VOL) Knob (1-3) Knob (4-6) Knob (CLK) (K25-1095-03) (K25-1096-03) (K25-1097-03) (K25-1099-03) Extension cord Parts No. CD mechanism(22P)
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Page 2: Block Diagram
KDC-X715 BLOCK DIAGRAM... -
Page 3: Microcomputer's Description
KDC-X715 MICROCOMPUTER'S DESCRIPTION System µ-com : UPD784217GC (X25-) Terminal description Pin name Function Description Processing Operation P120/RTP0 CHCON1 Changer 1 control Active : Hi P121/RTP1 CH_MUTE Changer muting input MUTE Requested : Hi P122/RTP2 REQH Handshake request to changers Active : Lo... - Page 4 KDC-X715 MICROCOMPUTER'S DESCRIPTION Pin name Function Description Processing Operation P82/A2 MOSW Motor output Loading Hi/Eject : Lo P83/A3 MECH_DET Mechanism detection ON : Hi/OFF : Lo P84/A4 PAN 5V Panel detection OFF : Hi P85/A5 L_CE/P_RST CE to LCD driver / Panel m-com reset...
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Page 5: Test Mode
KDC-X715 TEST MODE 1. Entering the test mode 9. Tape test mode Reset the unit by pressing the FM key and the Preset 6 In the initial step,the blank skip is turned off. key at the same time. When the test mode is entered, all indicators light up. - Page 6 KDC-X715 TEST MODE 13. Simplified method for clearing the security code 16. Initializing MASK KEY (returning to the default con- (Only for type K) dition from MASK KEY approved state) (1) When code is requested, continue pressing VOL UP (1) While pressing the FM key and Preset 6 key at the key for three seconds while pressing the DISP key.
- Page 7 PC BOARD (COMPONENT SIDE VIEW) ELECTRIC UNIT (X25-8470-13) SWITCH UNIT (X13-9720-10) X25-8470-13 (J74-1000-12) X13-9720-10 (J74-0984-12) ILL+B C123 C128 C127 L CLK C102 R212 C108 C107 C100 L DATAL C101 W15/C87 R163 R192 C153 REMO R166 R193 R177 R175 C151 R165 FRONT R159 R195...
- Page 8 PC BOARD (FOIL SIDE VIEW) SWITCH UNIT (X13-9720-10) ELECTRIC UNIT (X25-8470-13) X13-9720-10 (J74-0984-12) X25-8470-13 (J74-1000-12) ILL+B C123 C128 C127 L CLK C102 R212 C107 C108 C100 L DATAL C101 R192 R163 W15/C87 REMO C153 R166 R193 R177 R175 C151 R165 R195 R159 FRONT...
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Page 9: Pc Board (Component Side View)
PC BOARD (COMPONENT SIDE VIEW) CD PLAYER UNIT (X32-4740-00) X32-4740-00 (J74-0994-12) /MUTEL LO/EJ MOTOR /MUTER A.5V LOAD SLED+ EJECT SLED- R115 R116 C74 R118 R117 S.GND S.+B /MSTOP SPDL- /MRST R123 R101 R102 O G I R103 TRK- TRK+ A.+B FCS+ FCS- /RST... - Page 10 PC BOARD (FOIL SIDE VIEW) CD PLAYER UNIT (X32-4740-00) X32-4740-00 (J74-0994-12) /MUTEL LO/EJ MOTOR /MUTER A.5V LOAD SLED+ EJECT SLED- R115 R116 R118 R117 S.GND S.+B /MSTOP SPDL- /MRST R123 R101 R102 C61 I R103 TRK- TRK+ A.+B FCS+ FCS- /RST DATA /CLK...
- Page 11 8.0V MOTOR S.7.5V S.GND KDC-X715 CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended •DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to parts (refor to parts list). Indicates safety critical components. To reduce the risk of electric shock, leakage- variations between individual instruments or/and units.
- Page 12 R158 R164 R163 DC CORD R147 (E30-4781-05) 4.7K 14.4V E-VOL KDC-8016 MUTE (X25-847X-XX) MODEL UNIT IC7,8 NAME SVR VOLTAGE KDC-X715 70-13 COMPULSION KDC-8015 70-14 DISCHARGE Q34-37 PRE MUTE KDC-715S 70-15 KDC-8016 70-22 Q13,14 4V PRE DC/DC MODEL R26,86, R63,167-170, CONVERTER A.V.R...
- Page 13 OUT1 5.0V 0.01 32.768kHz (X13-978X-XX) OUT2 UNIT MODEL NAME 2.2K P-GND KDC-8015 0-11 S-GND 5.0V KDC-8016 0-11 KDC-715S 0-11 KDC-X715 0-10 12.0MHz (x13-978X-XX) S.GND IC11 DECODER ILL+B ILL+B L1 4.7uH RDCK ILLMG ILLMG X13- L CLK L CLK C121 QUAL...
- Page 14 Indicates safety critical components. To reduce the risk of electric shock, leakage- variations between individual instruments or/and units. KDC-X715 current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to tha customer.
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Page 15: Exploded View (Mechanism)
KDC-X715 EXPLODED VIEW (MECHANISM) M1.7x2.5 : N09-4249-05 φ2x3.5 : N09-4172-05 M1.7x4 : N09-4202-05 M2x2 : N38-2020-46 φ2x6 : N09-4294-05 WASHER φ1.2 : N19-2023-04 WASHER φ1.6 : N19-2058-04 WASHER φ1.6 : N19-2093-04 405A DPU1 Parts with the exploded numbers larger than 700 are not supplied. -
Page 16: Exploded View (Unit)
KDC-X715 EXPLODED VIEW (UNIT) M2x2 (BLK) N09-4184-05 M2x2 (BLK) N09-4185-05 M2x3 (BLK) N09-4218-05 M2x2 (BLK) N09-4340-05 M2x2 (BLK) N09-4381-05 FLAT WASHER N19-2022-04 FLAT WASHER N19-2058-04 FLAT WASHER N19-2062-04 FLAT WASHER N19-2103-04 M2x3 (BLK) N35-2003-45 M2x3 (BLK) N38-2030-45 M3x5 N67-3005-46 φ2x4 N80-2004-46 φ2x8 (BLK) -
Page 17: Parts List
KDC-X715 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohane Parts No. werden nicht geliefert. Desti Desti Ref. No. d e Parts No. - Page 18 KDC-X715 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohane Parts No. werden nicht geliefert. SWITCH UNIT (X13-9720-10) Desti Desti Ref. No. d e Parts No.
- Page 19 KDC-X715 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohane Parts No. werden nicht geliefert. ELECTRIC UNIT (X25-8470-13) Desti Desti Ref. No. d e Parts No.
- Page 20 KDC-X715 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohane Parts No. werden nicht geliefert. ELECTRIC UNIT (X25-8470-13) Desti Desti Ref. No. d e Parts No.
- Page 21 KDC-X715 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. ELECTRIC UNIT (X25-8470-13) Teile ohane Parts No. werden nicht geliefert. Desti Desti Ref. No. d e Parts No.
- Page 22 KDC-X715 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohane Parts No. werden nicht geliefert. CD PLAYER UNIT (X32-4740-00) Desti Desti Ref. No. d e Parts No.
- Page 23 KDC-X715 PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. CD PLAYER UNIT (X32-4740-00) Teile ohane Parts No. werden nicht geliefert. Desti Desti Ref. No. d e Parts No.
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Page 24: Specifications
Spindle Speed ..........500~200 (CLV) Weight ............. 4.2lbs(1.9kg) Wow & Flutter ........Below Mesurable Limit KENWOOD follows policy of continuous advancements in development.For this reason specifications may be changed without notice. KENWOOD CORPORATION 14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan KENWOOD ELECTRONICS ITALIA S.p.A.