Kenwood KDC-5020 Service Manual Download Page 1

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CD RECEIVER

KDC-319/4019

SERVICE MANUAL

KDC-5020

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

213

256

276

200

222

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

RC1

277

KDC-319 (K)

KDC-319

KDC-4019 (K)

KDC-4019

KDC-5020 (M)

KDC-5020

DC1

Summary of Contents for KDC-5020

Page 1: ...0 The following reference numbers with accessory parts are the same reference numbers used on EXPLODED VIEW and PARTS LIST 213 256 276 200 222x2 Refer to the service manual X92 4430 0x B51 7889 00 for MECHANISM information RC1 277 KDC 319 K KDC 319 KDC 4019 K KDC 4019 KDC 5020 M KDC 5020 DC1 ...

Page 2: ... LCD W LED DRIVER LCD REMO ED1 IC2 IC1 X16 163 X16 167 X16 164 Q7 Q6 Q2 Q3 4 LCD NEGA KDC 319 4019 5020 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 ...

Page 3: ...UDIO MUTE DRIVER Turns on when the base level goes L Q501 BU MOMENTARY POWER DOWN DETECTOR Turns on when the base level goes H during the back up effects 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 whe...

Page 4: ...IC1 LCD DRIVER Drives LCD IC2 REMOTE CONTROLLER Controls the unit Q1 KEY SCAN START Turns on when the base level goes 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 ...

Page 5: ... I O CD mecha Loading Eject switch L Loading H Eject 23 MOSW O CD mecha Motor switch H Loading 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 Illumin...

Page 6: ...ff 59 60 RESET I System u com reset L Reset 61 EJECT I Eject key L Key turns on 62 CH REQ 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 t...

Page 7: ...ddle and Treble are adjusted in 3 steps of Min Center Max with the Track Up Down keys Balance 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 Me...

Page 8: ... mode Note All Clear is not applicable to the security code of this model 3 Simplified method of clearing the security code K Type only 1 While the code entry is requested press and hold the VOL UP key for 3 seconds while holding the DISP key pressed This should turn off 2 Enter KCAR from the remote Same way as the 01 model Press the 5 key on the remote twice then press the Track Up key This enter...

Page 9: ...707 R510 R708 R516 X3 L1 L6 L401 L5 C212 C204 C214 C216 C202 C506 C412 C403 C410 C413 C208 C415 C210 C703 C11 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 Q7...

Page 10: ...R602 R4 R3 R606 R633 R631 R635 R634 R604 R652 R651 C609 R643 R653 R645 R112 R2 R1 R107 R108 R109 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 ...

Page 11: ...K R633 470 R631 470 R632 470 R627 470 R628 470 R629 1K R630 470 1K R649 R605 100K N FL PRL PFL 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 22...

Page 12: ... NO NO YES NO NO NO YES YES YES YES NO NO NO YES NO NO NO NO YES NO NO NO YES YES YES YES YES YES CP61 NO 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...

Page 13: ...49 48 47 46 45 S48 S45 S44 S47 S46 S50 S49 S52 S51 COM2 COM1 S55 S54 S53 COM3 KS2 S56 KS3 64 63 KI2 KS6 KS5 KI1 65 KI3 KI4 KI5 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 RE...

Page 14: ...19 2106 04 N24 3020 46 N80 2005 46 N80 2008 45 N83 3005 46 N84 2005 46 N84 2606 45 N84 2606 46 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 RC1 277 276 200 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 F1 249 ...

Page 15: ...OPTICAL DIFFUSER 286 2A B11 1366 04 REFLECTION SHEET 222 1A D10 4589 04 LEVER 287 2A B19 2135 03 LIGHTING BOARD 223 3B D10 4666 04 LEVER D1 13 B30 1533 05 LED PG 224 3B D10 4667 04 LEVER D18 19 B30 1564 05 LED BLUE 225 3B D10 4668 04 LEVER 226 3B D10 4669 03 LEVER D20 21 B30 1571 05 LED WHITE ED1 2A B38 1091 05 LIQUID CRYSTAL 227 3B D10 4673 04 LEVER ASSY 228 3B D13 2232 04 GEAR C1 CK73GB1H102K CH...

Page 16: ...03K CHIP C 0 010UF K E 2B N83 3005 46 PAN HEAD TAPTITE SCREW C409 CK73GB1C104K CHIP C 0 10UF K J 2B N80 3008 46 PAN HEAD TAPTITE SCREW K 2B N83 3012 46 PAN HEAD TAPTITE SCREW C410 CE04NW1C100M ELECTRO 10UF 16WV K6 L 2B N86 2606 46 BINDING HEAD TAPTITE SCREW C411 CK73GB1H103K CHIP C 0 010UF K K6 C412 CE04NW1HR47M ELECTRO 0 47UF 50WV CP60 R90 0725 05 MULTI COMP 1K X2 C413 CE04NW1C220M ELECTRO 22UF 1...

Page 17: ...HIP R 100K J 1 10W D402 403 1SS133 DIODE K5M2 R608 RK73GB2A471J CHIP R 470 J 1 10W D406 DAP202U DIODE D408 1SS133 DIODE R609 610 RK73GB2A222J CHIP R 2 2K J 1 10W R613 614 RK73GB2A222J CHIP R 2 2K J 1 10W D501 1N5393G M5 DIODE R615 RK73GB2A104J CHIP R 100K J 1 10W D502 503 MA4068 N M ZENER DIODE R616 RK73GB2A102J CHIP R 1 0K J 1 10W D504 505 AM01Z DIODE R617 RK73GB2A104J CHIP R 100K J 1 10W K6M2 D5...

Page 18: ...TOR Q506 2SA1576A TRANSISTOR Q506 2SB1218A TRANSISTOR Q507 DTA124EUA DIGITAL TRANSISTOR Q507 KRA303 DIGITAL TRANSISTOR Q508 DTC114YUA DIGITAL TRANSISTOR Q508 UN5214 DIGITAL TRANSISTOR Q701 2SA2057 TRANSISTOR Q702 2SC4081 TRANSISTOR Q702 2SD1819A TRANSISTOR Q703 2SA1576A TRANSISTOR Q703 2SB1218A TRANSISTOR Q704 DTC124EUA DIGITAL TRANSISTOR Q704 UN5212 DIGITAL TRANSISTOR Q705 DTA124EUA DIGITAL TRANS...

Page 19: ...d 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 Malaysia KDC 319 4019 K KDC 5020 M Frequency Range 87 9MHz 107 9MHz 87 9MHz 107 9MHz Frequency Step 200KHz 200KHz Frequency Range 87 5MHz 108 0MHz Frequency Step 50KHz Channel Space ...

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