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CD RECEIVER
KDC-5090B/BY
SERVICE MANUAL
Escutcheon assy
(B07-3007-03)
KDC-5090B
47W 4
X
Plastic cabinet assy
(A02-1497-13)
Mounting hardware assy
(J21-9641-13)
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
(B10-4236-11)
PTY
TI
VOL ADJ
Lever
(D10-4562-04)x2
(D10-4621-04)x2 : KDC-5090B
DC cord
(E30-4944-05): KDC-5090BY
(E30-4958-05): KDC-5090B
© 2001-11 PRINTED IN JAPAN
B51-7870-00 ( N ) 1940
Panel assy
(A64-2683-12)
DAB
Screw set
(N99-1704-05)
Antenna adaptor
(T90-0523/0534-05)
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Table of Contents
Related Manuals for Kenwood KDC-5090B
Summary of Contents for Kenwood KDC-5090B
- Page 1 47W 4 VOL ADJ Plastic cabinet assy Screw set Lever (A02-1497-13) (N99-1704-05) (D10-4562-04)x2 (D10-4621-04)x2 : KDC-5090B Mounting hardware assy DC cord Antenna adaptor (J21-9641-13) (E30-4944-05): KDC-5090BY (T90-0523/0534-05) (E30-4958-05): KDC-5090B The MECHANISM OPERATION DESCRIPTION is the same as model KDC-S3007 and KDC-5050RG.
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Page 2: Table Of Contents
KDC-5090B/BY CONTENTS BLOCK DIAGRAM ..............3 COMPONENT DESCRIPTION ..........4 MICROCOMPUTER’S TERMINAL DESCRIPTION ....6 TEST MODE ................8 ATTENTION ................10 PC BOARD ................11 CD PLAYER UNIT (X32-5010-00) ........11 ELECTRIC UNIT (X25-87X2-7X) ........13 SWITCH UNIT (X13-99XX-X4) ........... 14 SCHEMATIC DIAGRAM............ -
Page 4: Component Description
KDC-5090B/BY COMPONENT DESCRIPTION SWITCH UNIT (X13-99XX-X4) Ref. No. Component Name Application / Function Operation / Condition / Compatibility LC75808W LCD driver with the key matrix RS-171 Remote sensor IC DTA114EUA or KRA302 Key-permission SW For the key scanning start 2SD2114K Red LED SW When a base goes Hi, RED LEDs are turned on. - Page 5 KDC-5090B/BY COMPONENT DESCRIPTION Ref. No. Component Name Application / Function Operation / Condition / Compatibility 2SB1184 While Q22’s base goes Hi, AVR outputs +10.5V. ILL +B AVR 2SC4081 or 2SD1819A Works during POWER ON mode with a panel attached to the set.
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Page 6: Microcomputer's Terminal Description
KDC-5090B/BY MICROCOMPUTER’S TERMINAL DESCRIPTION IC1 (ELECTRIC UNIT : X25-87X2-7X) Pin No. Pin Name Description Processing Operation AM+B AM+B control Hi : During AM reception FM+B FM+B control Hi : During FM reception, Hi : Last FM mode (only RDS model) - Page 7 KDC-5090B/BY MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Description Processing Operation 48~51 Not used (N.C.) ILL-ON Illumination AVR on/off control output Hi : POWER ON mode except panel detached or panel mask position M-MUTE L Mute request (Lch) from CD MECHA. MI-COM.
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Page 8: Test Mode
KDC-5090B/BY TEST MODE 1. How to enter the test mode • Each press of the Track Up key jumps to the following While holding the FM and Preset 6 keys, reset the unit. track numbers: No. 9 → No. 15 → No. 10 → No. 11 → No. 12 → No. 13 →... - Page 9 KDC-5090B/BY TEST MODE 10. Special display when the display is all on 2. Method of registration of the security code after EEPROM (Tuner Unit Ass’y) replacement (Code Pressing the Preset keys while the power is ALL OFF dis- security model) plays the following information.
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Page 10: Attention
KDC-5090B/BY TEST MODE / ATTENTION ATTENTION 4. Method of initializing the Mask key (How to reset the unit from the Mask key approved condition Assembly pf FPC (Flexible PC board) onto Roller to the factory condition) ass’y 1) Enter the test mode. (See 1. How to enter the test mode) Turn Roller ass’y by 2 times. -
Page 11: Pc Board
PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) X32-5010-00 (J74-1158-12) X32-5010-00 (J74-1158-12) /MUTEL MOTOR /MUTER LOAD SLED+ LO/EJ A.5V EJECT/SLED- R238 S.GND SPDL- S.+B /MSTOP /MRST R102 SPDL+ TRK- A.+B TRK+ FCS+ FCS- /RST DATA /CLK D.OUT BU.5V D.GND CLVS DQSY TBAL FBAL... - Page 12 PC BOARD (COMPONENT SIDE VIEW) X25-8772-72 (J74-1144-12) X13-9960-14 (J74-1184-22) X25-8782-71 (J74-1219-12) X13-9992-74 (J74-1184-22) X25-87X2-7X X13-99XX-X4 IC Q Address IC Q Address R106 W100 26 3M 32 4M C202 TEST R145 PLLCLK C101 R258 R259 PLLDATA 55 5O R230 R234 56 5O R235 R231 C204...
- Page 13 PC BOARD (FOIL SIDE VIEW) X13-9960-14 (J74-1184-22) X25-8772-72 (J74-1144-12) X13-9992-74 (J74-1184-22) X25-8782-71 (J74-1219-12) X13-99XX-X4 X25-87X2-7X IC Q Address IC Q Address 13 5AC 14 3AD 16 3AC 20 5AC R128 21 5AD R125 22 5AD R127 27 4AB R126 R124 29 4AB 30 4AB R122...
- Page 14 SP OUT/DC IN ELECTRIC UNIT(X25-87X2-7X) F1 10A BU5V 14.4V C51 2200P MUTE C52 2200u16 LOGIC BU5V BU5V BU5V MUTE CIRCUIT DRIVE 3.3K 5.0V 1/2W 5.0V 5.0V R239 DETECT 1000P 0.01 100K 5.0V 100K 5.0V 5.0V R79 1K 5.0V 0.01 1/2W Q27,29,30,32 P-CON SW B.U.
- Page 15 • DC voltages are as measured with a high impedance voltmeter. Values may L DATAS L DATAS GND LINE L DATAL L DATAL vary slightly due to variations between individual instruments or/and units. B LINE DIMMER DIMMER N.C. N.C. REMO REMO N.C. N.C. KDC-5090B/5090BY (1/2) D GND D GND S.GND KDC-5090B/BY...
- Page 16 C6 2.2 C4 0.1 1.2K VLCD1 4.6V LCD DRIVER C3 0.1 1.2K C11 0.01 VLCD2 3.0V C2 0.1 VLCD3 1.5V KDC-5090B/5090BY (2/2) VLCD4 MODEL NAME UNIT No. C1 680P TEST : LC75808W KDC-5090BY X13-9960-14 R1 43K : RS-171 KRC-5090B X13-9992-71 5.0V...
- Page 17 B LINE CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). KDC-5090B/BY 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 18 KDC-5090B/BY EXPLODED VIEW (MECHANISM) M1.7x2.5 N09-4249-05 2x3.5 N09-4172-05 M1.7x4 N09-4202-05 M2x2 N38-2020-46 N09-4294-05 WASHER 1.2 N19-2023-04 WASHER 1.6 N19-2058-04 WASHER 1.6 N19-2093-04 M2x2 N39-2020-46 DPU1 (X32-5010-00) Parts with the exploded numbers larger than 700 are not supplied.
- Page 19 KDC-5090B/BY EXPLODED VIE (UNIT) M2x2(BLK) : N09-4184-05 DME1 M2x2.5 : N09-4448-05 M2x1.8(BLK) : N09-4449-05 WASHER φ3.5 : N19-2150-04 WASHER φ3 : N19-2160-04 E RING : N24-3015-60 M2x3 : N35-2003-46 M2x4(BLK) : N35-2004-45 M2x2.5 : N38-2025-46 : N80-2005-46 φ2x8(BLK) : N80-2008-45 φ3x5...
- Page 20 SHEET (CAUTION) CC73GCH1H681J CHIP C 680PF C2-5 CK73GB1C104K CHIP C 0.10UF H10-4762-12 POLYSTYRENE FOAMED FIXTURE E C2-5 CK73GB1H104K CHIP C 0.10UF H10-4763-12 POLYSTYRENE FOAMED FIXTURE E1 C6,7 CK73EB1C225K CHIP C 2.2UF Indicates safety critical components. E : KDC-5090B E1 : KDC-5090BY...
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Page 21: Electric Unit (X25-87X2-7X)
CORD WITH PLUG CK73GB1H103K CHIP C 0.010UF L33-1170-05 CHOKE COIL ASSY C90-2594-05 ELECTRO 10UF 10WV L2-7 L40-4795-91 SMALL FIXED INDUCTOR (4.7UH,J) C90-2866-05 ELECTRO 220UF 16WV L33-1123-05 LINE FILTER COIL (52mH) E : KDC-5090B E1 : KDC-5090BY Indicates safety critical components. -
Page 22: Electric Unit (X25-87X2-7X)
4.7K J 1/16W R265 RK73GB1J104J CHIP R 100K J 1/16W R267 RK73GB1J104J CHIP R 100K J 1/16W R121 RK73EB2B101J CHIP R J 1/8W R270 RK73GB1J104J CHIP R 100K J 1/16W E : KDC-5090B E1 : KDC-5090BY Indicates safety critical components. - Page 23 DIGITAL TRANSISTOR C92-0566-05 CHIP-TAN 10UF 6.3WV KRA303 DIGITAL TRANSISTOR CC73GCH1H150J CHIP C 15PF CC73GCH1H020C CHIP C 2.0PF 2SC4081 TRANSISTOR 2SD1819A TRANSISTOR CK73GB1C104K CHIP C 0.10UF 2SB1548(P) TRANSISTOR CK73FB1C105K CHIP C 1.0UF E : KDC-5090B E1 : KDC-5090BY Indicates safety critical components.
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Page 24: Cd Player Unit (X32-5010-00)
J 1/16W A11-0915-43 SUB CHASSIS CALKING ASSY RK73GB1J244J CHIP R 240K J 1/16W D10-3082-13 RK73GB1J104J CHIP R 100K J 1/16W D10-4306-14 ARM ASSY RK73GB1J683J CHIP R J 1/16W D10-4305-14 ARM ASSY E : KDC-5090B E1 : KDC-5090BY Indicates safety critical components. -
Page 25: Parts List
G01-2773-14 EXTENSION SPRING G01-2774-34 EXTENSION SPRING G01-2775-04 TORSION COIL SPRING G01-2776-14 TORSION COIL SPRING G01-2777-24 TORSION COIL SPRING G01-2844-04 EXTENSION SPRING G02-1231-04 FLAT SPRING G02-1232-24 FLAT SPRING G02-1241-24 FLAT SPRING E : KDC-5090B E1 : KDC-5090BY Indicates safety critical components. - Page 26 KDC-5090B/BY...
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Page 27: Specifications
KENWOOD ELECTRONICS GULF FZE KENWOOD ELECTRONICS UK LIMITED P.O. Box 61318, Jebel Ali, Dubai, U.A.E. Kenwood House, Dwight Road, Watford, Herts, WD1 8EB, United Kingdom KENWOOD ELECTRONICS (THAILAND) CO., LTD. KENWOOD ELECTRONICS DEUTSCHLAND GMBH 2019 New Pechburi Road, Bangkapi, Huaykwang, Bangkok, 10320 Thailand Rembrücker-Str.