Kenwood KDC-5021 Service Manual Download Page 1

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CD RECEIVER

KDC-5021/5021V

SERVICE MANUAL

KDC-506

KDC-5021 (E)

KDC-5021V (E)

KDC-506 (E)

KDC-506

KDC-5021

KDC-5021V

The following reference numbers with accessory parts are the same reference numbers
used on EXPLODED VIEW and PARTS LIST.

213

256

276

278

200

DC1

222

Refer to the service manual "X92-4430-0x" (B51-7889-00) for MECHANISM information.

www. xiaoyu163. com

QQ 376315150

TEL 13942296513

TEL 13942296513 QQ 376315150 892498299

Summary of Contents for KDC-5021

Page 1: ...ers with accessory parts are the same reference numbers used on EXPLODED VIEW and PARTS LIST 213 256 276 278 200 DC1 222x2 Refer to the service manual X92 4430 0x B51 7889 00 for MECHANISM information www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 ...

Page 2: ...KDC 5020R 5021Y YV KDC 419 X459 KDC 5021 5021V 506 5x7 TYPE 14SEG TYPE DATA C CH CON DATA H REQ H RST CLK REQ C SERVO B PLL DATA PLL CLK M STOP M RST MUTE L LO EJ MOSW SW2 SW3 SW1 S METER IFC OUT SW 5V 3 PANEL DET GUIDE ILL MP IN AFS LEVEL RDDA FM AM A 8V B U 5V A 8V 3 2 2 3 8 7 SW 5V 8 SDA SCL AUDIO OUT 7 BACK UP 2 REMO RESET B U 5V MUTE DRIVER PANEL 5V PANEL 5V 5 CD AM B FM B S METER RDCK RQUAL ...

Page 3: ... base level goes H during the back up effects DOWN DETECTOR Q502 ACC DETECTOR Turns on when the base level goes H during ACC effects Q503 504 P ANT SW Q503 turns on when Q504 base level goes H Q505 P CON SW Q505 turns on when Q508 base level goes H Q506 P CON PROTECTOR Protects Q505 by Q506 turning on when P CON output effect stops Q507 P CON PROTECTOR Prevents Q507 turning on during being stand b...

Page 4: ...es L Q2 IC2 POWER SUPPLY SW Turns on when the base level goes L Q3 KEY GREEN ILLUMI SW Turns on when the base level goes H Q4 KEY RED ILLUMI SW Turns on when the base level goes H SWITCH UNIT X16 167x xx www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 ...

Page 5: ...ing eject breaking 24 M MUTE I Lch mute request from CD mechanism L Mute 25 26 M STOP O Stop request to CD mechanism L Mechanism stop H CD playing 27 M RST O CD mechanism reset L Reset 28 CD DOWN I CD down switch detection H Chucking 29 ILLUMI ON O Illumination power control H Illumination turns on L Illumination turns off 30 IC2 TYPE 1 I IC2 destination switch L Pure KENWOOD brand H Genuine 31 P ...

Page 6: ...C I Request from the changer L Requesting 63 R CLK I RDS clock L Model without RDS 64 KEY REQ I Panel key interruption L Key requesting 65 12cm DISC I 12cm DISC detection switch L 12cm disc exists 66 LOAD SW I Loading switch detection L Loading starts 67 VSS GND 68 VDD VDD 69 X2 Main clock Oscillates during turning power on 70 X1 I mail clock 71 TEST I Program power supply 72 XT2 Sub clock 73 XT1 ...

Page 7: ...ce is adjusted in 3 steps of Left Max Center Right Max with the Track Up Down keys Fader is adjusted in 3 steps of Rear Max Center Front Max with the Track Up Down keys 8 Menu related specifications A short press of the MENU key initiates the Menu mode Pressing the DNPP SBF key on the remote initiates the Menu mode Continuous holding of a remote control key is inhibited 9 Backup current measuremen...

Page 8: ...old down the Track Up key for at least 3 seconds and the message RE ENTER appears so once again enter the code according to Step 4 above 6 Press and hold the Track Up key for 3 seconds until APPROVED is displayed 7 Exit from the test mode See 2 How to exit from the test mode Note All Clear is not applicable to the security code of this model www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 1394...

Page 9: ...C1 1 24 C13 C203 C201 C3 C207 C601 C511 C508 C215 C209 C211 C213 C704 C205 C401 C5 C8 C706 C701 C708 C707 C217 C219 C220 C218 L501 W30 W29 W28 W17 W11 W15 W14 W12 W10 W9 W8 W20 W16 W13 W2 W23 W18 W19 W21 W22 W26 W27 W31 W24 W1 W3 W4 W6 W25 C502 W7 B E E IC9 IC3 IC2 IC7 Q905 Q1 Q704 Q703 Q705 Q203 Q3 Q202 Q201 Q401 Q204 Q402 Q206 Q205 D912 IC1 IC5 CN3 Q708 D501 Q505 Q503 IC4 D506 A1 P1 CN2 S1 D402 ...

Page 10: ...09 R110 R114 R113 R111 R412 R409 R508 R504 R512 R607 R648 R622 R624 R620 R618 R649 R655 R614 R613 R616 C606 C602 R603 R609 R608 R654 R610 R407 R408 C608 R615 C603 R709 R705 R706 C503 R503 R502 R507 R501 C507 W32 C705 R702 C702 C416 R235 C417 R236 C418 R522 R519 R232 R230 R229 R231 R233 R234 C411 C411 TH1 C504 Q6 D1 Q901 D911 D910 D909 D908 Q907 D913 D907 Q906 Q902 Q903 Q501 D905 D906 D904 D902 D90...

Page 11: ...FL 66 65 63 61 BP 76 77 79 18 16 13 5 3 12 BP 14 17 20 19 8 9 10 R647 24 23 22 27 26 28 34 32 58 54 55 44 43 42 41 45 49 62 21 35 36 40 39 37 W26 2 15 14 3 4 N FR PRR PFR 0 1 C417 0 1 0 1 C416 RL FL FR RR C415 1u50 4 2 1 3 ILL B 7 5V BU5V 22K R701 C705 2 2K R704 0 01 C702 10u16 C703 100 R702 100u6 3 C704 22K R703 W20 W21 220u16 C701 R902 R709 1K 10K R705 1 2W 2 2 R707 R708 2 2 100u16 C706 1K R706 ...

Page 12: ...NO NO NO YES NO YES YES YES YES YES UNIT No X25 9210 22 X25 9210 13 X25 9222 72 X25 9222 70 X25 9210 10 X25 9210 11 X25 9210 12 X25 9210 21 X25 9212 71 MODEL NAME R621 YES YES YES YES YES NO NO YES NO YES YES NO NO YES NO YES R615 NO YES NO NO NO NO NO NO NO NO NO NO NO YES 405 NO YES D404 YES YES YES NO NO YES NO YES NO NO NO YES YES YES YES NO YES NO YES NO NO YES NO YES YES YES NO NO NO YES R61...

Page 13: ...VDD 68 66 67 69 RED 21 26 S30 S34 S33 S32 S31 34 33 32 31 S29 S28 S27 S26 30 29 28 27 22 23 24 S25 25 S22 S23 S24 12 13 14 15 16 17 18 19 20 S17 S18 S19 S20 S21 S13 S14 S15 S16 10 11 7 S10 S12 S11 S8 S9 8 9 GREEN S5 S6 S7 5 6 3 4 79 OSC VDD1 VDD2 VSS TEST 71 72 73 74 DO RES CE CL 75 76 77 78 KEY REMO ON DI 1 2 80 RES 1K R2 DO CE DI CLK 470 CP3 FLIP DET PAN 5V 15 16 13 14 RST N C L DATAL L RES REMO...

Page 14: ... N80 3008 46 N83 3012 46 N86 2606 46 X16 X89 J1 FC1 701 740 741 781 734 780 708 758 782 759 223 225 257 226 228 231 236 202 213 256 276 278 200 DC1 207 790 795 X25 793 X25 794 X25 796 267 255 266 270 248 264 268 216 269 203 271 214 217 204 230 230 205 229 247 250 265 224 Ex2 242x2 222x2 A1 X25 284 X16 F1 249 227 PA1 235 DME1 242x2 D D E K E E J K K K E E L L L E B A F H G G C C D D D 1 2 3 A B EXP...

Page 15: ... SHEET E4 226 3B D10 4669 03 LEVER 287 2A B19 2135 03 LIGHTING BOARD 227 3B D10 4673 04 LEVER ASSY D1 13 B30 1605 05 LED PG RED 228 3B D13 2232 04 GEAR D18 19 B30 1564 05 LED BLUE 229 3B D21 2404 04 SHAFT D20 22 B30 1571 05 LED WHITE E4 230 3B D21 2405 04 SHAFT D20 21 B30 1571 05 LED WHITE E3E5 231 3B D39 0255 05 DAMPER ED1 2A B38 1091 05 LIQUID CRYSTAL E3E5 235 3A E29 1881 02 CONDUCTIVE RUBBER ED...

Page 16: ...0WV L601 L40 4795 34 SMALL FIXED INDUCTOR C211 214 CE04NW1C100M ELECTRO 10UF 16WV C217 220 C90 5296 05 NP ELECT 0 22UF 50WV L601 L40 4795 68 SMALL FIXED INDUCTOR 4 7UH X1 L78 0863 05 RESONATOR 12MHZ C401 CE04NW1A470M ELECTRO 47UF 10WV X2 L77 2738 05 CRYSTAL RESONATOR C402 CK73GB1H103K CHIP C 0 010UF K X3 L77 2002 05 CRYSTAL RESONATOR C403 CE04NW1H2R2M ELECTRO 2 2UF 50WV C404 CK73GB1E333K CHIP C 0 ...

Page 17: ...RK73GB2A473J CHIP R 47K J 1 10W D201 205 MA4068 N M ZENER DIODE D207 214 AM01Z DIODE R603 RK73GB2A102J CHIP R 1 0K J 1 10W D402 403 1SS133 DIODE R604 605 RK73GB2A104J CHIP R 100K J 1 10W R606 RK73GB2A222J CHIP R 2 2K J 1 10W D406 DAP202U DIODE R607 RK73GB2A104J CHIP R 100K J 1 10W D408 1SS133 DIODE R608 RK73GB2A471J CHIP R 470 J 1 10W D501 1N5393G M5 DIODE D502 503 MA4068 N M ZENER DIODE R609 610 ...

Page 18: ...IGITAL TRANSISTOR Q701 2SA2057 TRANSISTOR Q702 2SC4081 TRANSISTOR Q703 2SA1576A TRANSISTOR Q704 DTC124EUA DIGITAL TRANSISTOR Q705 DTA124EUA DIGITAL TRANSISTOR Q706 2SA2057 TRANSISTOR Q707 2SC4081 TRANSISTOR Q708 2SD2375 TRANSISTOR Q901 DTC124EUA DIGITAL TRANSISTOR Q902 DTA124EUA DIGITAL TRANSISTOR Q903 2SD1760 TRANSISTOR Q905 907 DTA114YUA DIGITAL TRANSISTOR TH1 PTH9C42BD471Q POSITIVE RESISTOR A1 ...

Page 19: ... N T Hong Kong KENWOOD ELECTRONICS GULF FZE P O Box 61318 Jebel Ali Dubai U A E KENWOOD ELECTRONICS THAILAND CO LTD 2019 New Pechburi Road Bangkapi Huaykwang Bangkok 10320 Thailand KENWOOD ELECTRONICS SINGAPORE PTE LTD 1 Genting Lane 07 00 Kenwood Building Singapore 349544 KENWOOD ELECTRONICS MALAYSIA SDN BHD 4 01 Level 4 Wisma Academy Lot 4A Jalan 19 1 46300 Petaling Jaya Selangor Darul Ehsan Mal...

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