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CD RECEIVER
KDC-4022
KDC-422
KDC-6023
SERVICE MANUAL
•CD MECHANISM OPERATION DESCRIPTION is not in this sevice manual.
Please refer to service manual for X92-4450-0X (B51-7889-00).
Panel assy
(A64-2823-02 : KDC-422 )
(A64-2853-02 : KDC-4022)
-
NF
Panel assy
(A64-2832-02 : KDC-6023)
-
NF
DC cord
(E30-4940-05)
Escutcheon
(B07-3022-02)
Depends on model. Refer to the parts list.
KDC-4022
DAB
+
OFF
AUD
C.S.
MENU
KDC-6023
DAB
+
OFF
AUD
MENU
Screw set
(N99-1719-15)
Mounting hardware assy
(J21-9716-03)
© 2003-1 PRINTED IN JAPAN
B53-0023-00 ( N ) 1724
CD mechanism extension cord (24PIN) : W05-0934-00
SCAN
RDM
REP
F.SEL
M.RDM
SCAN
RDM
REP
F.SEL
M.RDM
Screw set
(N99-1730-15)
Plastic cabinet assy
(A02-1486-13)
Lever
(D10-4589-04)
Front glass
(B10-4303-01 : KDC-422)
(B10-4326-01 : KDC-4022)
NAME.S
DISP
AUTO
AME
Front glass
(B10-4309-01 : KDC-6023)
NAME.S
DISP
AUTO
GSM
Remote controller assy(RC-410)
(A70-2026-05)
Remote controller assy(RC-505)
(A70-2040-05)
Not supplied
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Table of Contents
Related Manuals for Kenwood KDC-4022
Summary of Contents for Kenwood KDC-4022
- Page 1 •CD MECHANISM OPERATION DESCRIPTION is not in this sevice manual. Please refer to service manual for X92-4450-0X (B51-7889-00). CD mechanism extension cord (24PIN) : W05-0934-00 Panel assy Front glass (A64-2823-02 : KDC-422 ) (B10-4303-01 : KDC-422) (A64-2853-02 : KDC-4022) (B10-4326-01 : KDC-4022) KDC-4022 NAME.S DISP AUTO SCAN F.SEL...
- Page 2 AUX IN PRE OUT FREE PRE MUTE (REAR/NF) TUNER AM+B MP IN SW5V E-VOL PRE OUT LEVEL PRE MUTE & REAR (REAR) 3PRE AUDIO OUT PRE OUT SW5V PRE MUTE FRONT (FRONT) QUAL Q101 Q201 BUFFER DECODER BUFFER SW5V IC10 S-METER MUTE EEPROM...
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Page 3: Components Description
KDC-4022/422/6023 COMPONENTS DESCRIPTION CD PLAYER UNIT (X32-5400-00) Ref.No. Component Name Application/Functions Operation/Condition/Compatibility AN22002AA RF amplifier adapted for CD-RW Generation of RF signal based on the signals from the APC circuit and pickup, and generation of servo error (focusing error and tracking error) signals. - Page 4 KDC-4022/422/6023 COMPONENTS DESCRIPTION Ref.No. Component Name Application/Functions Operation/Condition/Compatibility Q151 UN5114 DSI driver When base voltage level is "L" DSI LED is light up / When base voltage level is "H" DSI LED turns off / When panel assy is pull off, cut off the supply to panel 5V AVR.
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Page 5: Microcomputer's Terminal Description
KDC-4022/422/6023 MICROCOMPUTER'S TERMINAL DESCRIPTION IC1: ELECTORIC UNIT (X25-9800-11/12/21) Pin No. Name Description/Processing Operation PLL CLK CLK output terminal to Front End Open PANEL DET Panel assy detect terminal ( Panel assy come off : L) IC2 SDA Control Data input / output terminal for electric volume, CD mechanism... - Page 6 KDC-4022/422/6023 MICROCOMPUTER'S TERMINAL DESCRIPTION Pin No. Name Description/Processing Operation PS1-2 Power supply IC control terminal B.U-DET BU detect input terminal ( BU detect : L ) ACC-DET ACC detection input terminal (ACC detect : L) DIMMER Illumination detect terminal from CAR (illumination ON : L )
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Page 7: Test Mode
KDC-4022/422/6023 TEST MODE 1. How to enter the test mode • When the number of total tracks of an MP3 disc is nine or less, unit playback from a track 1. • While holding the preset 1 key and 3 keys, reset the unit. - Page 8 KDC-4022/422/6023 TEST MODE 10. Special display when the display is all on 5. Hold down the Track up key for at least 3 seconds and the message, "RE-ENTER" appears, so once again enter Pressing the Preset keys while the power is ALL OFF dis- the code according to Step 3 above.
- Page 9 KDC-4022/422/6023 PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) SWITCH UNIT X16-2020-10/12 (J74-1448-22) SWITCH UNIT X16-2020-10/12 (J74-1448-22) X16-2020-10/12 Ref. No address ILL +B VOL A VOL B FLIP DET RESET ILL GND DIMMER REMO PANEL 5V D-GND DAUGHTER UNIT DAUGHTER UNIT...
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Page 10: Pc Board (Component Side View)
KDC-4022/422/6023 PC BOARD (COMPONENT SIDE VIEW) X25-9800-11/12/21 Ref. No address Ref. No address Ref. No address Q351 Q352 Q354 Q201 Q355 Q350 Q356 Refer to the schematic diagram for the values of resistors and capacitors. - Page 11 KDC-4022/422/6023 PC BOARD (FOIL SIDE VIEW) R410 C406 C404 R186 R185 C500 R161 C402 R160 R168 R167 R312 R255 R116 R314 R164 R159 C205 C206 C203 R202 R201 C215 C214 R303 R305 R304 R307 R302 R306 R301 R309 R310 R308...
- Page 12 KDC-4022/422/6023 PC BOARD (COMPONENT SIDE VIEW) CD PLAYER UNIT X32-5400-00 (J74-1486-12) X32-5400-00 Ref. No address Refer to the schematic diagram for the values of resistors and capacitors.
- Page 13 KDC-4022/422/6023 PC BOARD (FOIL SIDE VIEW) CD PLAYER UNIT X32-5400-00 (J74-1486-12) B/TE VDET TRCRS RFENV NRFDET D/ARF GCTL VREF2 D.OUT SPDL- SLED IN/EJECT /MUTER /MUTEL SLED OUT/LOAD /MSTOP /MRST R100 MOTOR SPDL+ LO/EJ Lch A.+8V S7.5V A.GND 8EJE S.GND SPDL...
- Page 14 KDC-4022/422/6023 CD PLAYER UNIT (X32-5400-00) RFENV D.GND C34 0.1 4.80V C32 0.1 BU+5V 470P 470P L.P.F. 3.10V 1.25V 2.40V 3.10V 3.10V 1.70V IREF R100 C100 8EJE(SW2) 3.10V 1000P PLLF2 12EJE/SDET(SW3) PLLF 3.84V 4.7K 4.80V 7.80V LOE/LIM(SW4) RFSW 0.87pp PCK/NTLOCK/FCLK/STLD 3.84V...
- Page 15 MA8051-L DA204U KDC-4022/422/6023 (1/3) CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). 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 16 KDC-4022/422/6023 (X25-9800-11/12/21) ELECTRIC UNIT (X25-9800-11/12/21) C357 0.01 ∗ C356 0.01 ANT. ∗ D359 FM/AM TUNER ∗ C119 0.01 RFGND DEMODULATOR FMIN ∗ R373 1K AMIN ∗ OSCGND R113 2.2K C360 0.1 QUAL RDCL R112 2.2K AM+B RDDA C117 OSCGND 2.2u50 2.5V...
- Page 17 KDC-4022/422/6023 LX-CN REQ H REQ C CHCON DATA C MUTE DATA H A GND ATOR R114 2.2K D201 D202 D301 R314 100K R313 100K D303 D308 R315 100K R115 C112 2.2K R312 100K C304 0.01 4.0V D307 C113 D311 AUXL 4.0V...
- Page 18 KDC-4022/422/6023 ∗ Q351,352 ∗ D356 MUTE C355 47u10 ∗ W108 ∗ R374 ∗ ∗ R215 R216 W103 C359 ∗ D357 ∗ 4.7K W106 ∗ 4.7K ∗ ∗ ∗ R211 33K MUTE W105 C358 R375 C218 DRIVE 4.0V 4.0V 4.0V 0.1u50 C220 0.1u50...
- Page 19 R8 240 EJECT-ILL REMO R9 470 VOL-B L-CLK ∗ R10 470 10u25 PANEL-5V VOL-A L-CE R11 1K EJECT D-GND R12 1K 14.0V RESET L-DATAL R13 1K REMO ILL+B ILL-GND PANEL-5V D-GND 1 0.01 EJECT KDC-4022/422/6023 (2/3) D1 : B30-1566 X25-9800-11/12/21 (4/5)
- Page 20 KDC-4022/422/6023 (X25-957X-XX) MODEL Q357, R57, R151, R169, R365, R374, R376, R378, W101- W105- R411 R412 R420 R421 NAME 66,69 156,416 KDC-X569(K) UPD703030GC012 KDC-MP522(K) UPD703030GC012 KDC-MPV622(K) UPD703030GC012 KDC-MPV6022(K) UPD703030GC012 9.1K KDC-MPV7023(M/K) UPD703030GC012 9.1K KDC-M6024G/GY(E2) UPD703030GC012 (X25-9712-XX) MODEL Q23, R24,57,66,69,365, R151, R169,...
- Page 21 KDC-4022/422/6023 SWITCH UNIT (X16-2020-10/12) ED1(SEGMENT) ESD-GND TP13 FLIP DET RESET RESET VOL A D-GND+ILL-GND VOL B 1Kx4 ILL+B DIMMER REMOTE CONTROL IC 1Kx4 TP11 VLCD R15 1K REMO CP3 470x4 TP10 GND 1 GND 2 5.0V R29 1K TP12 GND 3...
- Page 22 ED1(COMMON) TP18 TP19 TP20 4.7K TP21 TP22 TP23 DIMMER CONTROL TP24 TP25 TP26 TP27 AUTO KDC-4022/422/6023 (3/3) : LC75808W : PNA4S22M Q1,5 2SC4081 : DTA114EUA D1-14 B30-1566-05 D15,16 B30-1564-05 D17,18 B30-1571-05 MA3091-L GND LINE B LINE CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list).
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Page 23: Exploded View (Mechanism)
KDC-4022/422/6023 EXPLODED VIEW (MECHANISM) DPU1 DFPC1 (X32-) φ 2x8 : N09-4460-05 M1.7x8.5 : N09-4472-05 M1.7x2.5 : N09-6004-05 M2x3.5 : N09-6108-05 M2x2 : N09-6007-05 φ 2x6(BLK) : N09-6051-05 1.6 WASHER : N19-2163-04 M2x2 : N39-2020-46 Parts with the exploded numbers larger than 700 are not supplied. -
Page 24: Exploded View (Unit)
KDC-4022/422/6023 EXPLODED VIEW (UNIT) DME1 φ 3x8 N30-3008-46 φ 2x6 N80-2006-46 φ 2x8(BLK) N80-2008-45 φ 3x8 N80-3008-46 φ 3x10 N80-3010-46 φ 3x5 N83-3005-46 φ 3x20 N83-3020-46 φ 2x5(BLK) N84-2005-45 φ 2.6x6(BLK) N84-2606-45 φ 2.6x6 N86-2606-46 (X25-) (X16-) (X16-) (X16-) (X16-) -
Page 25: Parts List
RK73GB2A102J CHIP R 1.0K J 1/10W J19-5205-03 HOLDER J19-5206-02 HOLDER R16 -19 RK73GB2A222J CHIP R 2.2K J 1/10W M J21-9716-03 MOUNTING HARDWARE ASSY R20 -23 RK73FB2B331J CHIP R J 1/8W K3: KDC-422 K4: KDC-4022 M: KDC-6023 indicates safety critical components. - Page 26 RK73FB2B152J CHIP R 1.5K J 1/8W C304 CK73GB1H103K CHIP C 0.010UF K R22 ,23 RD14BB2C472J 4.7K J 1/6W R24 -28 RK73GB2A103J CHIP R J 1/10W C351-354 CE04NW1C100M ELECTRO 10UF 16WV K3: KDC-422 K4: KDC-4022 M: KDC-6023 indicates safety critical components.
- Page 27 CHIP R J 1/4W R307-309 RK73EB2E472J CHIP R 4.7K J 1/4W BA4911-V4 ANALOGUE IC R310,311 RK73EB2E101J CHIP R J 1/4W R312-315 RK73GB2A104J CHIP R 100K J 1/10W TA8273H ANALOGUE IC K3: KDC-422 K4: KDC-4022 M: KDC-6023 indicates safety critical components.
- Page 28 CHIP C 0.10UF RK73GB2A104J CHIP R 100K J 1/10W CK73FB1A225K CHIP C 2.2UF RK73GB2A821J CHIP R J 1/10W C37 -39 CK73GB1H103K CHIP C 0.010UF K RK73GB2A473J CHIP R J 1/10W K3: KDC-422 K4: KDC-4022 M: KDC-6023 indicates safety critical components.
- Page 29 T42-1066-04 DC MOTOR ASSY (SPINDOL) MECHANISM ASSY (X92-4660-00) T42-1067-04 DC MOTOR ASSY (LOADING) A10-4827-12 CHASSIS X32-5400-00 CD PLAYER UNIT D10-4576-33 ARM ASSY DPU1 X93-2010-00 OPTICAL PICKUP ASSY D10-4579-03 LEVER ASSY K3: KDC-422 K4: KDC-4022 M: KDC-6023 indicates safety critical components.
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Page 30: Specifications
7 -3/16 x 2-1/16 x 6-1/10(inch) Weight 1.20kg (2.64lbs) 1.20kg (2.64lbs) 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.