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CD RECEIVER
KDC-7080R/RY
KDC-7080RV/RYV
SERVICE MANUAL
Illustration is KDC-7080R
Escutcheon assy
(B07-2139-03)
Extension cord
CD mechanism (22P)
Plastic cabinet assy
(A02-1489-03)
Torsion coil spring
(G01-2924-04)
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
KDC-7080R/RY
: (B10-3105-01)
KDC-7080RV/RYV: (B10-3106-01)
KDC-7080R
Parts No.
W05-0618-00
Lever
Lever
(D10-4301-14)
(D10-4302-14)
Mounting hardware assy
(J21-9491-03)
© 2000-1 PRINTED IN JAPAN
B51-7573-00 ( N ) 1895
Panel assy
KDC-7080R/RY
KDC-7080RV/RYV: (A64-1953-02)
DISP
Dressing panel
(A21-4010-03)
DC cord
Remote controller assy
KDC-7080R/RY
(A70-0886-15)
KDC-7080RV/RYV: (E-30-4789-05)
Screw set
Antenna adaptor
(N99-1683-05)
: (A64-1866-02)
: (E-30-4788-05)
(T90-0523-05)
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Summary of Contents for Kenwood KDC-7080R/RY
- Page 1 CD RECEIVER KDC-7080R/RY KDC-7080RV/RYV SERVICE MANUAL © 2000-1 PRINTED IN JAPAN B51-7573-00 ( N ) 1895 Illustration is KDC-7080R Escutcheon assy Front glass Panel assy (B07-2139-03) KDC-7080R/RY : (B10-3105-01) KDC-7080R/RY : (A64-1866-02) KDC-7080RV/RYV: (B10-3106-01) KDC-7080RV/RYV: (A64-1953-02) KDC-7080R DISP Dressing panel Extension cord Parts No.
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Page 2: Block Diagram
KDC-7080R/RY/RV/RYV BLOCK DIAGRAM... -
Page 3: Microcomputer's Description
KDC-7080R/RY/RV/RYV 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-7080R/RY/RV/RYV 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 CE to LCD driver / Panel µ-com reset...
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Page 5: Test Mode
KDC-7080R/RY/RV/RYV 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-7080R/RY/RV/RYV TEST MODE 16. Initializing MASK KEY (returning to the default condi- 13. Simplified method for clearing the security code tion from MASK KEY approved state) (Only for type K) (1) While pressing the FM key and Preset 6 key at the (1) When code is requested, continue pressing VOL UP same time, press RESET to enter the test mode.
- Page 7 KDC-7080R/RY/RV/RYV ADJUSTMENT Set the controls and switch as follows. BALANCE : center position BASS : center position LOUD : OFF FADER : center position TREBLE : center position TUNER INPUT OUTPUT ALIGNMENT (RECEIVER) ALIGN FOR FIG. ITEM SETTINGS SETTINGS POINTS...
- Page 8 PC BOARD (FOIL SIDE VIEW) (COMPONENT SIDE VIEW) X13-972X-XX (J74-0984-12) X13-972X-XX (J74-0984-12) ILL+B ILL+B L CLK L CLK L DATAL L DATAL REMO REMO DGND DGND DIMMER DIMMER LOCK SW LOCK SW Q address Q address RESET RESET ILL G ILL G Refer to the schematic diagram for the values of resistors and capacitors.
- Page 9 PC BOARD (COMPONENT SIDE VIEW) X25-84XX-XX (J74-1000-12) C123 C128 C127 C102 R212 C108 C107 C100 C101 R192 W15/C87 R163 C153 R166 R193 R177 R175 C151 R165 FRONT R159 R195 R178 R161 R234 R160 R194 W14/C88 C112 R164 C113 R158 R154 W12/C84 R162 N-F/REAR...
- Page 10 (FOIL SIDE VIEW) X25-84XX-XX (J74-1000-12) C123 C128 C127 C102 R212 C107 C108 C100 C101 R192 R163 W15/C87 C153 R166 R193 R177 R175 C151 R165 R195 R159 FRONT R178 R161 R234 R194 R160 W14/C88 C112 C113 R164 R154 R158 W12/C84 R162 (2P) N-F/REAR R170...
- Page 11 PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) X32-47XX-XX X32-47XX-XX (J74-0992-12) (J74-0992-12) /MUTEL /MUTEL LO/EJ LO/EJ MOTOR /MUTER MOTOR /MUTER A.5V A.5V LOAD LOAD SLED+ SLED+ EJECT EJECT SLED- SLED- O G I S.GND S.GND S.+B S.+B R102 R102 R101 R101 TRK- TRK-...
- Page 12 SP OUT/DCIN N-FADER FRONT (X25-84XX-XX) F1 10A CH-IN CORD GRN/BLK WHT/BLK VIOL/BLK GRY/BLK VIOL PNK/BLK BLU/WHT EXT. CONT. P. CON BLU/WHT 2.2K TEL MUTE EXT.AMP CON.SW ORG/WHT POWER AMP 4.5V 7.3V 7.2V C66 2.2u50 C65 2.2u50 7.3V 7.3V Q34-37 7.2V 7.3V 3.2V PRE MUTE...
- Page 13 FILOUT FSEL 4.9V L DATAS L DATAS L DATAL L DATAL DIM CON DIM CON LOCK SW LOCK SW REMO REMO DGND DGND S.GND to CD MECHA. (X32- ) TC74HC02AF BR24C01AF M5237ML AN8806SB LB1930M TDA7479D TA78L05F DAP202K DA204 KDC-7080R/RY/ RV/RYV...
- Page 14 B LINE CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). KDC-7080R/RY/ Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
- Page 15 MOTOR S.7.5V S.GND KDC-7080R/RY/ RV/RYV CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). • DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to Indicates safety critical components.
- Page 16 KDC-7080R/RY/RV/RYV EXPLODED VIEW (MECHANISM) Parts with the exploded numbers larger than 700 are not supplied.
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Page 17: Exploded View (Unit)
KDC-7080R/RY/RV/RYV EXPLODED VIEW (UNIT) M2x2 (BLK) N09-4184-05 M2x2 (BLK) N09-4185-05 M2x3 (BLK) N09-4218-05 M2x2 (BLK) N09-4381-05 FLAT WASHEA 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 ∅2x4 N80-2004-46 ∅2x8 (BLK) N80-2008-45 ∅3x5... -
Page 18: Parts List
KDC-7080R/RY/RV/RYV 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. Dest Dest Ref. No. Parts No. Description inati Ref. No. - Page 19 KDC-7080R/RY/RV/RYV PARTS LIST ∗New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. KDC-7080R/RV/RY/RYV Teile ohne Parts No. werden nicht geliefert. Dest Dest Ref. No. Parts No. Description inati Ref.
- Page 20 KDC-7080R/RY/RV/RYV 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 (X25-84XX-XX) Teile ohne Parts No. werden nicht geliefert. Dest Dest Ref. No. Parts No.
- Page 21 KDC-7080R/RY/RV/RYV 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 (X25-84XX-XX) Teile ohne Parts No. werden nicht geliefert. Dest Dest Ref. No. Parts No.
- Page 22 KDC-7080R/RY/RV/RYV 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 (X25-84XX-XX) Teile ohne Parts No. werden nicht geliefert. Dest Dest Ref. No. Parts No.
- Page 23 KDC-7080R/RY/RV/RYV 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 (X32-47XX-XX) Teile ohne Parts No. werden nicht geliefert. Dest Dest Ref. No. Parts No.
- Page 24 KDC-7080R/RY/RV/RYV PARTS LIST ∗New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. MECHANISM ASSY (X93-37XX-XX) Teile ohne Parts No. werden nicht geliefert. Dest Dest inati Ref. No. Parts No.
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Page 25: Specifications
162(mm) 162(mm) Weight 1.9Kg 1.9Kg KENWOOD follows a 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 SERVICE CORPORATION KENWOOD ELECTRONICS ITALIA S.p.A. P .O. BOX 22745, 2201 East Dominguez Street, Long Beach, CA90801-5745, U.S.A.
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