Kenwood KDC-X579 Service Manual Download Page 1

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CD RECEIVER

KDC-X579

SERVICE MANUAL

Plastic cabinet assy
(A02-1486-13)

Lever
(D10-4589-04)

Screw set
(N99-1730-15)

DC cord
(E30-6294-05)

Screw set
(N99-1719-05)

Escutcheon
(B07-3083-02)

Mounting hardware assy
(J22-0011-03)

Panel assy
(A64-3184-12)

Remote controller assy (RC-505)
(A70-2040-05)

CD MECHANISM EXTENSION CORD (24P) : W05-0934-00

MODEL

TDF PANEL No. TDF NAME

KDC-X579

Y33-1920-60

TDF-45DX

TDF PANEL INFORMATION

Size AA battery

(Not suplied)

Summary of Contents for KDC-X579

Page 1: ...crew set N99 1730 15 DC cord E30 6294 05 Screw set N99 1719 05 Escutcheon B07 3083 02 Mounting hardware assy J22 0011 03 Panel assy A64 3184 12 Remote controller assy RC 505 A70 2040 05 CD MECHANISM EXTENSION CORD 24P W05 0934 00 MODEL TDF PANEL No TDF NAME KDC X579 Y33 1920 60 TDF 45DX TDF PANEL INFORMATION Size AA battery Not suplied ...

Page 2: ... CON P CON RESET IC8 SW 5V Q4 PANEL 5V Q152 SW5V S METER AUDIO OUT IFC OUT PLL DATA PLL CLK SW5V AM B A8V SW3 SW2 SW1 MS CLK MS DATA M MUTE L SW4 M MUTE R LO EJ M STOP MOSW M RST SERVO B A8V BU5V CD MECHA B DATA C CH MUTE CH RST REQ H REQ C CH CLK CH CON DATA H BACK UP NOISE QUAL S METER R DATA R CLK FM AM MP IN LEVEL CD QUAL AFS CH SW5V BU5V PANEL DET EJECT DSI L CLK L DATAS L CE L DATAL VOL A VO...

Page 3: ...nob D is attached to the rotary with hook E and it is not possible to remove hook D only How to install knob SRC 1 Place knob F and knob G in the positions indicated in the diagram below 2 While keeping these positions use a piece of adhesive tape H to hold knobs in position as shown in the diagarma 3 Set the rotary J position as shown in the diagram 4 While keeping the letters SRC horizontally in...

Page 4: ...ly IC IC4 Power IC Amplifies the front L R and the rear L R to 50W maximum IC6 Muting logic IC Controls logic for muting IC8 Reset IC L when detection voltage goes below 3 6V or less IC9 SW Regulator Power Supply for MP3 Q1 Serge Detection L when the back up voltage becomes more than 24V momentary power down H when the back up voltage becomes less than 24V Q2 BACK UP Detection L when B u is presen...

Page 5: ...and NF Q355 Pre Mute SW Mutes the Front Lch when the base is H Q356 Pre Mute SW Mutes the Front Rch when the base is H Q357 Pre Mute SW Mutes the Rear Lch when the base is H Q358 Pre Mute SW Mutes the Rear Rch when the base is H COMPONENTS DESCRIPTION SYSTEM MICROCOMPUTER UPD703030GC044 X34 IC1 Pin No Pin Name I O Application Truth Processing Operation Description value table 1 PLL CLK I O CLK out...

Page 6: ... I CD DOWN SW DET terminal H Chucking 28 M MUTE L I MUTE request terminal from CD mechanism L Mute request 29 M MUTE R I MUTE request terminal from CD mechanism L Mute request 30 PANEL 5V I O Panel 5V control terminal Panel DET L Detached Momentary power down H 31 RESET I Normal H Reset L 32 XT1 I 32kHz 33 XT2 I 32kHz 34 REGC Connect 1µF condenser to GND 35 X2 I 20MHz 36 X1 I 20MHz 37 VSS 38 VDD 3...

Page 7: ...ontrol output While in operation H 71 AVDD 72 AVSS 73 AVREF AD reference voltage control input Connect to 70 pin 74 PHONE I PHONE DET terminal TEL MUTE 1V or lower NAVI MUTE 2 5V or higher 75 TYPE3 I Destination switching terminal 76 81 Not used I 82 S METER I S meter DET terminal 83 NOISE I FM noise DET terminal 84 IFC OUT I F E IFC OUT input terminal 85 LX_MUTE I MUTE request from external devic...

Page 8: ...ut terminal with F E Truth value table q PS1 0 PS1 1 PS1 2 AUDIO P CON P ANT L L L OFF OFF OFF H L L H L ON OFF OFF H H L ON ON OFF H H H ON ON ON w PS2 0 PS2 1 ILLUMI FM B AM B L L OFF OFF OFF H L L H ON ON OFF H H ON OFF ON e TYPE MODEL DESTINATION 0 1 2 KDC X579 K L L L KDC MP425 K H L L KDC MPV525 K L H L KDC MPV5025 K L L L KDC WV6027 E H L H KDC W6027 E L L H KDC W6027Y E L L H KDC MPV7026 M...

Page 9: ...ced Middle FMM Forced Narrow FMN TEST MODE 7 CD Receiver Test Mode Specification When resetting to start forced ejection of CD is prohib ited When a CD is in place the CD is not recognized when reset When this key is pressed the mechanism jumps to the following track No9 No15 No10 No11 No12 No13 No22 No14 No9 Return to the first track When this key is pressed the track goes down by one from the cu...

Page 10: ...mode Security Forced Power ON mode All models Even when the security is approved resetting the unit while holding the Q and 4 keys makes it possible to turn the power ON for 30 minutes After 30 minutes have elapsed it is not possible to return to the previous condition unless the unit is reset again Method of registration of the security code after EEPROM F E replacement Code security model 1 Ente...

Page 11: ...E C7 R10 C6 KI1 KS4 KI2 KS5 R8 CP1 C12 R9 R21 R22 R23 R24 R25 R6 DO PANEL 5V REMO DGND ILLGND KI5 ESD GND RESET KI4 VOL B VOL A IFLIP DE ILL B CE CL DI R7 C1 C2 C3 C4 C8 C10 C11 R1 R2 R33 C13 CP2 R3 R4 R5 R11 R12 KI3 KS3 DIMMER R14 R31 R32 1 2 15 16 1 100 76 75 51 50 26 25 Q2 J1 D21 Q3 Q4 Q5 IC1 SWITCH UNIT X16 2490 10 J74 1566 02 X16 2490 10 Ref No Address IC1 5D Q2 3C Q3 6C Q4 6C Q5 7C X16 2490 ...

Page 12: ... C304 R372 R36 C403 R408 R370 R371 R315 R403 R404 R406 R401 R405 R203 R362 R364 R357 R355 R356 R352 R351 EB BE Q351 EB Q31 Q352 BE Q350 BE Q356 D203 D161 D162 D154 D153 D158 BE Q201 BE Q354 D205 D204 EB D352 D351 Q357 EB Q358 BE Q355 L3 W1 W2 W4 W7 W8 R8 R9 BU R W5 C256 C33 C258 C4 C301 C352 C351 C354 C353 C359 C358 C211 C216 C117 C115 X3 C221 C220 C208 C207 C209 C202 C201 C217 C219 C218 C355 C255...

Page 13: ...R23 L1 W29 IC3 W24 W21 W23 W27 W18 W17 W13 W12 W14 W9 BU5V RST W19 W22 R166 W25 W15 W20 W30 W33 W31 W34 W32 C22 C20 C21 E B B E E C C C1 C23 C29 C24 C26 C409 C28 C27 C41 C42 C44 C43 C25 D1 J1 14 8 7 1 IC6 25 50 26 51 IC9 X2 X1 D4 D31 D21 Q21 D2 D3 D401 D163 D164 D165 D25 D253 D23 D22 D251 D255 D24 D256 257 D258 L11 W35 L2 L12 Refer to the schematic diagram for the values of resistors and capaci to...

Page 14: ...C401 R7 C3 R6 R4 R5 R11 C5 R10 R38 R313 R256 R252 R251 C6 R255 R3 R106 R205 R68 R162 R65 C52 R66 R312 R167 C402 C404 R13 R12 R164 C53 R69 R168 R160 R161 R185 R186 R62 R61 C406 R410 R53 C408 C407 C206 R202 R201 C204 C203 C205 C215 D26 D166 E B E B E E C C B Q151 E B Q152 D201 D202 E B Q153 E B Q154 B E Q1 B E Q3 B E Q32 E B Q2 Q23 Q4 1 2 4 3 IC8 ELECTRIC UNIT X34 3080 10 J74 1447 42 ...

Page 15: ...8 R368 R367 R366 C119 R369 R111 C114 C113 C112 C163 R115 R101 C504 W102 R365 B E Q101 D359 17 1 2 18 CN1 DAUGHTER UNIT X89 2570 10 J74 1450 02 Refer to the schematic diagram for the values of resistors and capaci tors X34 3080 10 Ref No Address IC8 5R Q1 4R Q2 4R Q3 3R Q4 5Q Q23 5Q Q32 3S Q151 7R Q152 7R Q153 7Q Q154 7Q ...

Page 16: ... capacitors C52 C44 CP12 CP13 C50 R12 R124 C10 C11 C13 C15 C27 R11 C37 C41 R47 C86 CP11 CP3 CP2 R6 R13 R42 R46 R48 R49 R50 R63 R138 CP17 CP14 R68 CP15 C90 R128 R65 C91 C71 C89 C87 R135 R134 R122 R123 C74 C92 C69 R140 R141 C70 R129 CP7 R137 R143 R142 R145 R146 R147 R148 R144 R149 1 16 33 48 17 32 64 49 BC E E CB 1 3 4 5 S D G EB E B E B Q5 Q4 Q7 S1 S2 S3 S4 Q12 Q11 IC3 IC14 CD PLAYER UNIT X32 5560 ...

Page 17: ... R111 R121 C66 C67 R132 R70 R118 R120 R116 R114 C83 C80 R115 R113 C84 C75 R117 R110 C78 R109 R119 C82 R130 R112 C81 C72 R139 C101 R133 CP20 R152 R151 1 100 25 76 50 26 75 51 8 1 16 5 1 4 14 1 15 28 24 1 6 10 1 5 25 1 75 51 50 26 100 76 BE C E C B 15 1 16 30 C E B BC E 1 3 4 5 E B S D G EB EB MUTER TD CLK D5V MUTEL RESET R D1 8EJE LOE LIM D GND DATA FCS DOWN TRK OUT FCS UP PON BU5V Rch MSTOP Lch FE...

Page 18: ...53 1K GND 17 13 14 15 Rch 16 43 100K 100K R61 R62 18 20 19 Lch 18 21 SW1 22 19 25 28 29 90 R51 2 2K C52 0 01 23 24 SW2 R68 470 R64 100K R65 100K C51 0 01 R67 470 91 10 VILL CLK 15 17 20 19 18 16 19 20 16 17 ILL CON VOL A TEST DIM CON DSI 14 15 12 11 13 12 13 14 10 11 R DATA VILL DATA L CE REMO R QUAL VDD 8 9 7 9 8 C402 0 01 FLIP DET BEEP VSS 4 6 5 2 3 5 4 3 1 IC2 SDA IC2 SCL PANEL DET PLL CLK N C ...

Page 19: ...220uH 100K 84 NOISE N C N C 81 82 83 80 84 100K R404 82 83 R402 R403 100K N C N C N C N C 79 78 76 77 R405 R401 100K R406 100K 100K C204 0 01 C206 150P 75 TYPE3 R407 22K R201 10K R202 4 7K 43 54 100u25 100u25 47K R42 C45 0 22 R41 47K R43 47K C41 C42 SWOUT ON OFF 2 3 4 5 VIIN 1 GND1 VOS 6 R44 47K C32 0 022 C33 1u50 2 2K 100K R 10 R36 R35 C213 0 1 C212 0 1 13 R203 4 7K R204 4 7K R205 2 2K R207 1K 83...

Page 20: ... 15 13 A R361 22K RL RL FR FR C254 0 22u50 C253 0 22u50 22K R9 33K 3 3K C5 22K 0 01 R8 13 R37 1K R11 1 2W 2 C3 1000P R6 10K 100K R3 R7 22K R5 10K R4 20K 82K R1 36K R2 59 9 47K 60 R251 C255 1u50 4 2 PWGND2 STBY C256 22u16 RIP 6 8 VCC2 PWGND1 10 12 IN2 TAB 1 OUT2 OUT2 3 OUT1 OUT1 5 7 RR RR VCC1 C257 1 R253 4 3K 9 R254 10 16 14 IN4 AUX IN 18 PWGND3 R257 15K TH1 C258 0 22u50 20 22 MUTE 24 PWGND4 C251 ...

Page 21: ...11 379 R421 373 377 156 R24 358 Q23 CN4 D156 359 CN3 359 YES YES YES YES NO NO NO NO NO NO NO NO YES YES YES YES NO YES NO NO NO NO 10u50 NO YES NO YES YES NO NO NO YES NO NO NO NO NO NO NO YES NO YES NO NO YES YES YES NO NO NO NO YES YES YES NO NO NO NO NO NO NO NO NO NO NO YES YES YES NO NO NO YES NO YES NO YES NO NO NO NO NO YES NO 180 YES NO NO YES NO YES NO YES NO NO YES NO NO NO NO YES YES D...

Page 22: ...S40 S38 S45 S43 S44 S46 49 S49 S48 47 48 S50 50 S51 S52 S53 52 51 S48 S49 S50 S52 S53 S51 R11 3 VO 2 VCC 1 GND 470 R9 C6 IC1 A IC2 SWITCH UNIT X16 2490 10 10K 10K 0V 0V 5V 5 0V 1 7V ON 3 3V 4 9V 6 5V 5 0V 8 3V OFF 5V 0V ON 5V OFF 0V 5V 0V 0V 5V 59 SEG11 5 2 1 3 4 8 6 7 9 S10 65 SEG5 SEG2 SEG4 SEG3 SEG1 68 69 S1 67 66 S3 S2 S4 SEG10 SEG6 SEG7 SEG8 SSEG9 62 64 63 S6 S5 S7 60 61 S9 S8 S49 S46 S55 10 ...

Page 23: ...2 TP19 TP18 KI1 84 9 R14 2 2K Q3 4 83 R12 2 2K 0 01 C8 R21 560 330 R22 330 R23 R24 330 330 R25 KDC X579 2 2 SEG54 9 1 2 SEG60 SEG59 4 3 5 7 6 8 SEG57 SEG58 SEG56 SEG52 SEG51 SEG53 10 12 11 SEG55A SEG47 SEG46 61 SSEG9 SEG2 SEG1 69 68 SEG8 SEG7 SEG6 SEG4 SEG3 SEG5 66 67 65 63 64 62 49 SEG21 55 SEG15 SEG14 SEG13 SEG12 SEG10 SEG11 58 60 59 56 57 SEG20 SEG19 SEG18 SEG17 SEG16 52 53 54 50 51 43 SEG27 SE...

Page 24: ...4 7 C75 220P BIN 5 R117 6 BIN 33 R145 3 9K C78 220P 3 9K R109 R108 3 9K 3 9K 1000P C82 C81 R111 5 6K 5 6K 1000P R110 R112 R137 68 R124 68 4 7 2K 680 R122 R123 C74 5 6K R148 100 R147 100 R146 27 BCLK 150 2 28 FMT1 FMT2 LRCK 1 BCK TP36 LRCK 150 R141 VCCL C69 9 C70 0 1 EMPH TP38 DEMP1 FMT0 24 25 26 DEMP0 CP17 1K 13 12 22 ZEROR 21 ZEROL 23 VCCF SCKI MUTE 4 DATA 3 TP34 TP37 65 SD0 TP35 DAC CLK 150 R139...

Page 25: ... 1M 100K R47 R46 1 100 R42 58 C42 0 1 R61 18K R58 52 R59 4 7K 13K TP16 SPD C52 2 2 TP17 SPD TP18 SLD TP19 SLD 8 23 13K SLD 13 SPD F F 14 15 FO FO TR TR 17 16 SPD VCC1 MUTE GND 11 12 13 12 10 9 20 SLD VCC2 19 18 CNT GND 21 22 18 T T 19 22 100 R50 C56 R62 R60 C58 SPIN GND SPIN 1500P C63 7 6 SLIN LO EJ 24 25 SLIN 26 SPIN FDIN FDIN 330P C57 4 5 3 2 SLIN 27 TDIN TDIN 28 4700P 24 4 3K R63 12K R56 12K R5...

Page 26: ...11 13 12 10 22 32 35 43 2 37 Bx2 Ax2 Jx2 DPU1 H F F G DFPC1 E A B C E F G H J K N09 4460 05 N09 4472 15 N09 6004 05 N09 6007 05 N09 6051 05 N19 2163 04 N39 2020 46 N09 6108 05 N09 6155 05 φ2x8 M1 7x8 5 M1 7x2 5 M2x2 φ2x6 BLK 1 6 WASHER M2x2 M2x3 5 φ2x6 X32 8 809 5 Cx2 EXPLODED VIEW CD MECHANISM Refer to the service manual X92 4030 0x B51 7867 00 for CD mechanism operation ...

Page 27: ... N80 2008 45 N83 3005 46 N84 2005 45 N84 2606 45 N80 3008 46 N80 3010 46 N83 3020 46 N86 2606 46 208 215x2 RM1 260 244 771 770 772 728 765 720 206 261 201 SIZE AA BATTERY G G G F 216 234 237 251 217 236 240 233 767 746 704 218 241 745 203 Ex2 Kx2 E E H J L K E DME1 X34 702 E E Bx2 205 Dx2 Dx2 242 235 766 280 282 283 786 281 221 243 256 PA1 210 213 250 212 252 211 707 254 255 257 253 232 C Cx2 209 ...

Page 28: ...8W R22 25 RK73FB2B331J CHIP R 330 J 1 8W R31 RK73FB2B271J CHIP R 270 J 1 8W R32 33 RK73GB2A472J CHIP R 4 7K J 1 10W S2 S70 0814 05 TACT SWITCH S1 T99 0449 05 ROTARY ENCODER D21 MA3082 M ZENER DIODE IC1 LC75808W MOS IC IC2 PNA4S22M ANALOGUE IC Q2 DTA114EE DIGITAL TRANSISTOR SWITCH UNIT X16 2490 10 201 1C A02 1486 13 PLASTIC CABINET ASSY 203 3D A22 2982 22 SUB PANEL ASSY 205 2C A46 1797 01 REAR COVE...

Page 29: ...103K CHIP C 0 010UF K C95 96 CK73GB1C104K CHIP C 0 10UF K C97 CK73GB0J105K CHIP C 1 0UF K C98 CK73FB1A225K CHIP C 2 2UF K C99 CC73GCH1H121J CHIP C 120PF J C100 CC73GCH1H050C CHIP C 5 0PF C C101 CK73GB1H102K CHIP C 1000PF K CN1 E41 2083 05 FLAT CABLE CONNECTOR CN2 E41 2068 05 FLAT CABLE CONNECTOR CN2 E41 2085 05 FLAT CABLE CONNECTOR X1 L77 2863 05 CRYSTAL RESONATOR 16 899M X2 L78 0896 05 RESONATOR ...

Page 30: ...5 PUSH SWITCH S3 S68 0862 05 PUSH SWITCH D2 DA204UF DIODE D3 DAN202UF DIODE D4 5 MAZS0510L ZENER DIODE IC1 91CW12AFG 4VF6 MICROCONTROLLER IC IC2 UPD63712GC MOS IC IC3 TC94A20F 010 MOS IC IC4 BA5824FP F ANALOGUE IC IC5 NJM2880U133 ANALOGUE IC IC5 NJM2880U33 ANALOGUE IC IC10 PCM1793DB MOS IC IC13 NJM4580V LF ANALOGUE IC IC14 TAR5S50 F ANALOGUE IC IC15 NJM2890R3325 ANALOGUE IC Q1 2SK3018F FET Q3 UMD9...

Page 31: ...2J RD 4 7K J 1 6W R24 28 RK73GB2A103J CHIP R 10K J 1 10W R31 RK73EB2E103J CHIP R 10K J 1 4W R32 RK73GB2A223J CHIP R 22K J 1 10W R33 RK73GB2A473J CHIP R 47K J 1 10W R34 RK73EB2E103J CHIP R 10K J 1 4W R35 RK73GB2A104J CHIP R 100K J 1 10W R36 RK73GB2A222J CHIP R 2 2K J 1 10W R37 RK73EB2E102J CHIP R 1 0K J 1 4W R38 RK73GB2A561J CHIP R 560 J 1 10W R41 44 RK73GB2A473J CHIP R 47K J 1 10W R51 52 RK73GB2A2...

Page 32: ...155 DA204K DIODE D157 162 DA204K DIODE D163 MA4062 L ZENER DIODE D164 MA4120 L ZENER DIODE D165 MA4062 L ZENER DIODE D166 DA204U DIODE D203 205 DAP202U DIODE D269 1SS133 DIODE D271 1SS133 DIODE D301 MA4062 L ZENER DIODE D303 304 MA4062 L ZENER DIODE D307 308 MA4062 L ZENER DIODE D309 311 MA4068 N M ZENER DIODE D401 1SS133 DIODE IC1 UPD703030GC044 MICROCONTROLLER IC IC2 TDA7411 ANALOGUE IC IC3 BA49...

Page 33: ...04 EXTENSION SPRING 41 1B G01 3075 14 EXTENSION SPRING 42 2A G01 3076 04 EXTENSION SPRING 43 1B G01 3077 14 EXTENSION SPRING 44 2B G02 1399 04 FLAT SPRING 45 2B G02 1408 04 FLAT SPRING H25 1103 04 PROTECTION BAG 200X250X0 05 51 1A J21 9676 22 MOUNTING HARDWARE 52 3B J21 9677 22 MOUNTING HARDWARE 53 1B J21 9678 13 MOUNTING HARDWARE 55 1A J90 1001 11 GUIDE 56 1B J90 1023 03 GUIDE A 2B N09 4460 05 TA...

Page 34: ...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 Malaysia SPECIFICATIONS FM Frequency Range Frequency step 87 9MHz 107 9MHz 200kHz Channel Space Selection 50k 200kHz Usable Sensitivity S N 30dB 9 3dBf...

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Kenwood KDC-X579, Service Manual

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