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CD RECEIVER
KDC-V7090R/Y
SERVICE MANUAL
KDC-V7090R
KDC-V7090R
COMPACT
DIGITAL AUDIO
TEXT
K
i
3
47Wx4
LOUD
Knob(VOL)
(K25-1222-03)
DC cord
(E30-4942-05)
Front glass
Panel assy
(B10-3263-01)
(A64-2160-02)
SCAN
RDM
REP
Knob(1-6)
(K25-1223-03)
Plastic cabinet assy
(A02-1497-03)
Mounting hardware assy
(J21-9716-03)
©
2001-1 PRINTED IN JAPAN
B51-7715-00(S) 1954
PTY
AUD
EX
TI
DISP
M. RDM
VOL ADJ
NAME.S
Knob(FM/AM)
(K25-1225-03)
Torsion coil spring
Remote controller assy
(G01-2924-04)
(A70-0886-15)
Remote controller assy
Lever
(A70-2015-05)
(D10-4562-04)
MENU
PWR OFF
CLK
ANG
DAB
Knob(EJECT)
(K25-1226-03)
Screw set
(N99-1704-05)
Antenna adaptor
(T90-0523-05)
(T90-0534-05)
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Summary of Contents for Kenwood KDC-V7090R
- Page 1 CD RECEIVER KDC-V7090R/Y SERVICE MANUAL © 2001-1 PRINTED IN JAPAN B51-7715-00(S) 1954 KDC-V7090R Front glass Panel assy (B10-3263-01) (A64-2160-02) KDC-V7090R MENU PWR OFF COMPACT DIGITAL AUDIO TEXT 47Wx4 DISP LOUD SCAN M. RDM VOL ADJ NAME.S Knob(VOL) Knob(FM/AM) Knob(EJECT) Knob(1-6)
- Page 2 KDC-V7090R/Y BLOCK DIAGRAM...
-
Page 3: Microcomputer's Terminal Description
KDC-V7090R/Y MICROCOMPUTER'S TERMINAL DESCRIPTION System µ-com: UPD703033GC052 Terminal description Function Description Processing Operation AM+B AM power terminal H: During AM radio operation FM+B FM power terminal H: During FM radio operation H: During FM radio operation if with RDS, RBDS... - Page 4 KDC-V7090R/Y MICROCOMPUTER'S TERMINAL DESCRIPTION Function Description Processing Operation IC2TYPE1 IC2 destination terminal L: During default Request output to changer CH-REQH CH-RST Reset output to changer Normally L, after system RST reset is ”H” for 400ms and then ”L” CH-MUTE Mute request from changer...
- Page 5 KDC-V7090R/Y ADJUSTMENT • Balance is settable in 3 steps of Left MAX/CENTER/Right Test Mode MAX with the Track up/down keys. 1. How to enter test mode • Fader is settable in 3 steps of Rear MAX/CENTER/Front While holding the FM key and the Preset 6 key, reset the MAX with the Track up/down keys.
- Page 6 KDC-V7090R/Y ADJUSTMENT 11. Others Press the remote controller 7 key twice, and press the • Automatic panel close is disabled when tape or CD is Track Up key. (Enters an “R”) inserted. (M&T model) 3. Security function is canceled and unit sets to All-Off mode.
-
Page 7: Pc Board (Component Side View)
PC BOARD (Foil Side View) PC BOARD (Component Side View) CD PLAYER UNIT CD PLAYER UNIT CD PLAYER UNIT CD PLAYER UNIT (X32-5030-00) (X32-5030-00) X32-5030-00 (J74-1161-02) X32-5030-00 (J74-1161-02) /MUTEL /MUTEL MOTOR /MUTER /MUTER MOTOR LOAD LOAD SLED+ SLED+ LO/EJ LO/EJ A.5V A.5V EJECT/SLED-... -
Page 8: Electric Unit
PC BOARD (Component Side View) ELECTRIC UNIT SWITCH UNIT X13-99XX-XX A/2 (J74-1136-12) SWITCH UNIT ELECTRIC UNIT (X13-99XX-XX) (X25-87XX-XX) X13 B/2 X25-87XX-XX (J74-1143-02) IC15 R237 RESET C161 R136 R239 R137 RESET IC16 R130 R134 R135 C149 R231 R133 R230 R131 R132 C142 C143 IFCOUT S-MTR... - Page 9 PC BOARD (Foil Side View) SWITCH UNIT ELECTRIC UNIT X13-99XX-XX A/2 (J74-1136-12) SWITCH UNIT ELECTRIC UNIT (X13-99XX-XX) (X25-87XX-XX) X13 B/2 X25-87XX-XX (J74-1143-02) IC15 RESET R237 C161 R136 R239 R137 RESET IC16 R130 R134 R135 C149 R231 R133 R230 R131 R132 C143 C142 S-MTR...
- Page 10 5.0V 7.6V 1.4V 2SB1277 9.0V 1.4V 7.6V Q37-40 5.0V 7.6V 7.6V PRE MUTE 7.6V E-VOL 14.4V DC CORD (E30-4942-05) 47u10 KDC-V7090R/7090R/V7090RY/7090RY 14.4V DTA123JK 0.01 DTA144EUA DTC114YUA DTC143TUA 2SA1362 2SA1576A 100K Q32,33 2SC2412K AUDIO MUTE 2SD2114K DETECT 5.0V R40 1K B.U.
- Page 11 7.6V SRM SUB+ 5.0V 5.0V OUT2 S-GND P-GND M5237ML (X16-118X-XX) R214 MODEL UNIT 2.2K NAME KDC-V7090RY 0-10 KDC-7090RY DECODER KDC-V7090R 2-71 IC14 KDC-7090R R215 2.2K (X16-118X-XX) QUAL RDCK S.GND C145 RST IC R216 2.2K OSCO ∗ ILL+B ILL+B 5.0V RDDA IC16 2.5V...
- Page 12 (X13-9950-11) : KDC-V7090RY (X13-9982-71) : KDC-V7090R COM8 COM7 COM6 COM5 COM4 COM3 COM2 COM1 5.0V 8.5V VLCD ESD.G VLCD0 6.8V PAN5V C4 0.1 2.2K VLCD1 5.1V D GND C3 0.1 5.0V VLCD2 3.4V REMO C2 0.1 VLCD3 1.7V X00- GND1...
- Page 13 (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer. CD MECHANISM KDC-V7090R/Y DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual instruments or/and units.
-
Page 14: Exploded View (Unit)
KDC-V7090R/Y KDC-V7090R/Y 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 15: Parts List
KDC-V7090R/Y PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. KDC-V7090R/Y Les articles non mentionnes dans le Parts No. ne sont pas fournis. SWITCH UNIT(X13-99XX-XX) Teile ohane Parts No. werden nicht geliefert. Dest Dest Ref.No. Parts No. -
Page 16: Sub Circuit Unit (X16-118X-Xx)
KDC-V7090R/Y PARTS LIST ∗ New Parts SWITCH UNIT(X13-99XX-XX) Parts without Parts No. are not supplied. SUB CIRCUIT UNIT(X16-118X-XX) Les articles non mentionnes dans le Parts No. ne sont pas fournis. ELECTRIC UNIT(X25-87XX-XX) Teile ohane Parts No. werden nicht geliefert. Dest Dest Ref.No. - Page 17 KDC-V7090R/Y 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(X25-87XX-XX) Teile ohane Parts No. werden nicht geliefert. Dest Dest Ref.No. Parts No. Description inati Ref.No.
- Page 18 KDC-V7090R/Y PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. ELECTRIC UNIT(X25-87XX-XX) Les articles non mentionnes dans le Parts No. ne sont pas fournis. CD PLAYER UNIT(X32-5030-00) Teile ohane Parts No. werden nicht geliefert. Dest Dest Ref.No.
- Page 19 KDC-V7090R/Y PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. CD PLAYER UNIT(X32-5030-00) Les articles non mentionnes dans le Parts No. ne sont pas fournis. CD MECHANISM ASSY(X92-4100-00) Teile ohane Parts No. werden nicht geliefert. Dest Dest Ref.No.
- Page 20 KDC-V7090R/Y PARTS LIST ∗ New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. CD MECHANISM ASSY(X92-4100-00) Teile ohane Parts No. werden nicht geliefert. Dest Dest Ref.No. Parts No.
- Page 21 KDC-V7090R/Y PARTS LIST CAPACITORS CC 45 TH 1H Capacitor value Color* CC45 010 = 1pF 0 = 22pF 100 = 10pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating Multiplier 2 = Shape ... round, square, ect.
-
Page 22: Specifications
Operating Voltage ............................ 14.4V (11V~16V allowable) Current Consumption ..........................10A Installation Size (W) ..........................182mm (H) ..........................53mm (D) ..........................162mm Weight ..............................1.9kg KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.
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