Kenwood KDC-3025 Service Manual Download

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CD RECEIVER

KDC-3025/325/5026/G

SERVICE MANUAL

Except KDC-5026G

SIZE AA BATTERY

Panel assy
(A64-3190-02):KDC-5026G
(A64-3191-02):KDC-5026

Plastic cabinet assy
(A02-1486-13)

Lever
(D10-4589-04)

Screw set
(N99-1730-15)

DC cord
(E30-6322-05)

Screw set
(N99-1719-05)

Escutcheon
(B07-3083-02):KDC-5026G
(B07-3098-02):KDC-325/5026
(B07-3100-02):KDC-3025

Mounting hardware assy
(J22-0011-03)

KDC-5026/5026G

KDC-3025

KDC-325

Panel assy
(A64-3183-02):KDC-325
(A64-3185-02):KDC-3025

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

CD MECHANISM EXTENSION CORD : W05-0618-00

TDF PANEL INFORMATION

MODEL

TDF PANEL No.

TDF NAME

KDC-325

Y33-1930-60

TDF-43D

KRC-3025

Y33-1930-61

TDF-43DB

MODEL

TDF PANEL No.

TDF NAME

KDC-5026

Y33-1930-63

TDF-5026

KRC-5026G

Y33-1930-62

TDF-5026G

www. xiaoyu163. com

QQ 376315150

TEL 13942296513

TEL 13942296513 QQ 376315150 892498299

Summary of Contents for KDC-3025

Page 1: ...ounting hardware assy J22 0011 03 KDC 5026 5026G KDC 3025 KDC 325 Panel assy A64 3183 02 KDC 325 A64 3185 02 KDC 3025 Remote controller assy RC 505 A70 2040 05 CD MECHANISM EXTENSION CORD W05 0618 00 TDF PANEL INFORMATION MODEL TDF PANEL No TDF NAME KDC 325 Y33 1930 60 TDF 43D KRC 3025 Y33 1930 61 TDF 43DB MODEL TDF PANEL No TDF NAME KDC 5026 Y33 1930 63 TDF 5026 KRC 5026G Y33 1930 62 TDF 5026G ww...

Page 2: ... LOE LIM SW 12EJE SW LOS SW MS CLK MS DATA M MUTE LO EJ M STOP MOSW M RST SERVO B A8V BU5V LX DATA C LX MUTE LX REQ H LX REQ C LX CLK LX CON LX DATA H BACK UP NOISE S METER FM AM MP IN LEVEL CD QUAL AFS CH BU5V PANEL DET EJECT DSI L CLK L DATAS L CE L DATAL VOLUME A VOLUME B REMO ILL CON MUTE P MUTE PHONE ACC DET B U DET BEEP PS1 0 PS1 1 PS1 2 PS2 0 PS2 2 RST BU5V BACK UP A8V SW5V BACK UP AM B ILL...

Page 3: ...nly 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 position set it to the rotary on the panel 5 Remove the adhesive tape H www xiaoyu16...

Page 4: ...absent or momentary power down is detected Q3 ACC Detection L when Acc is present Q4 SW 5V ON when the base is L Q21 Servo Regurator Q22 Servo SW Q23 Conrtol Power Supply IC DSI lights when the base is L Q151 DSI Driver DSI turns off when the base is H DSI turns on and off when panel is taken off Q152 Panel 5V SW When the panel is attached the base goes L turning the Tr ON to supply 5V to the pane...

Page 5: ...y input 25 LOE LIM SW SW3 I CD DOWN SW detection H Chucking 26 BEEP O BEEP output 27 M STOP O STOP request to CD mechanism When CD H When STOP L 28 MOSW O CD mechanism MOTOR SW LOADING EJECT Brake H 29 PLL CLK I O Clock output to F E 30 PLL DATA I O Data input output with F E 31 LX DATA M O Data output to external slave Last retention 32 LX DATA S I Data input from external slave 33 LX CLK I O Clo...

Page 6: ...nism 58 MUTE O IC2 MUTE control MUTE ON H MUTE OFF L 59 N C OPEN Output L fixed 60 IC2 TYPE 0 I Third party genuine switching 0 L Third party H Genuine ROLL OFF 61 IC2 TYPE 1 I Third party genuine swithcing1 L Third party H Genuine NOISE CANCEL 62 VCC Power supply input 5V 63 N C O OPEN Output L fixed 64 VSS GND 65 67 TYPE 0 TYPE 2 I Destination switching port e 68 N C O OPEN Output L fixed 69 SVR...

Page 7: ...K H H H Pin No Pin Name I O Application TruthValue Processing Operation Description Table 82 88 N C O OPEN Output L fixed 89 KEY REQ I Communication request from LCD driver L Key input detect 90 92 N C O OPEN Output L fixed 93 S METER I S meter voltage input 94 NOISE I FM noise detection 95 N C O OPEN Output L fixed 96 AVSS GND 97 N C O OPEN Output L fixed 98 VREF I Reference voltage input Connect...

Page 8: ... 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 currently played track When a CD being played by pressing 1 key intermittently the mech...

Page 9: ...ting 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 Enter the test mode See How to enter the test mode 2 Press the MENU key to enter the MENU ...

Page 10: ...T IFC NOISE CH REQH CH CON CH CLK DATA CLK PLL DATA S MTR PLL CLK CH DATAC CH DATAH C23 C256 C303 C211 C301 13 11 12 8 4 3 2 9 10 6 7 5 1 1 8 9 1 16 25 2 24 IC4 W32 W17 2 1 18 17 2 1 1 24 1 1 3 2 22 21 W37 W40 W43 W46 W38 W39 W20 W47 W44 W42 W48 W45 W49 W36 W34 W33 W31 W22 W21 W19 W16 W14 W15 W35 W60 W23 W26 W6 W7 W8 W10 W2 W12 W4 W9 W5 W59 W13 W30 W24 W25 W29 W50 CN2 CN1 S1 L10 L9 PC BOARD COMPON...

Page 11: ... R9 R10 R8 D1 J1 DAUGHTER UNIT X89 2570 10 J74 1450 02 S1 X34 3090 xx IC Q Address 3 3F 4 2C 21 2G D401 23 D22 D1 D21 R22 W51 L1 C24 C26 C409 X1 X2 C25 C28 CNVSS BU5V RESET S MTR C22 C20 C27 C21 L2 C1 C23 C29 1 1 12 16 E B W46 W54 W47 W48 W52 W49 W50 W55 W58 W57 W53 L11 IC3 Q21 X16 2500 xx IC Address 2 3J 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...

Page 12: ...3 C52 R65 R152 R154 R313 R105 R63 R103 R102 R104 R60 R56 R58 R185 R166 R165 R184 R158 R186 R187 R159 R164 R314 C410 R402 C403 R106 C111 C401 R160 R161 R401 C402 R157 R403 R55 C3 R3 R5 R2 R21 C2 C31 R7 R11 R33 E B D258 Q1 Q22 Q2 E B Q3 E B Q20 B E Q356 B E Q151 E B Q152 Q502 Q501 E B E B E B Q154 E B Q153 E B Q4 IC6 IC10 IC2 Q23 B E D24 D25 D251 D254 D252 D257 D256 1 1 100 30 31 80 81 51 50 2 4 3 I...

Page 13: ...xx IC Q Address 1 5L 2 4O 6 4M 8 5K 10 4N 1 3M 2 3M 3 3M 4 3M 22 3K 23 4L 151 5M 152 6M 153 5L 154 6L 201 4P 351 2P 352 2P 354 3P 355 3P 356 3O 501 6N 502 6M R204 R360 R362 R364 R361 C357 C356 R351 R352 R358 R304 R310 R359 R363 R355 C356 R357 C306 R205 C118 C114 C119 C163 C113 R115 C112 R111 C116 E B Q201 E B Q101 B E Q356 E B Q355 B E B E Q351 Q352 B E Q354 9 16 8 1 IC7 X16 2500 xx IC Q Address 1...

Page 14: ...53 C41 D3 Q6 E B S1 S2 S3 S4 CD PLAYER UNIT X32 5390 00 J74 1485 12 1 4 5 8 IC4 1 20 60 41 21 40 80 61 IC2 PC BOARD COMPONENT SIDE VIEW Refer to the schematic diagram for the values of resistors and capacitors X32 5390 00 IC Q Address 2 4V 4 5V 6 2W 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 139...

Page 15: ...SPDL SLED TRK FCS R35 C7 C8 C6 C11 C9 R3 16 30 15 1 IC3 CN2 TE IOP VREF E ARF F RF IOP GND 12EJE LOS CLK DATA PON LDCNT RW TRK IN TRK OUT FCS DOWN FCS UP D GND BU 5V SPDL SPDL MUTER MUTEL SLED IN EJECT SLED OUT LOAD MOTOR LO EJ S7 5V S GND 8EJE Rch A GND 1 24 Lch A 8V SPL LOE LIM DRVMUTE MSTOP D OUT VCC GND LD PD VR C B A MRST TVD TRD FOD SBIO P54 P53 P52 P51 P50 CD PLAYER UNIT X32 5390 00 J74 148...

Page 16: ...CK STCK PCK NTLOCK FCLK STLD DATA MSEL1 MSTOP OCD CLK RST IFZR IFZL 100Kx4 R43 CP5 61 63 62 65 64 66 R100 C100 16 934MHz X1 1000P 10 R42 4 7K 49 DRV MUTE VER HOR TEST2 TEST1 XSUB2 XSUB1 DVSS2 DVDD3 NC 60 59 58 57 56 52 55 54 53 X2 51 50 X1 CLVS VDET CRC LOE LIM SW4 12EJE SDET SW3 8EJE SW2 HOT 48 47 46 45 44 43 42 41 LRCK SRDATA VREFP 40 38 39 ICRST BCLK 36 37 35 FOD DVDD2 LDCNT CD RW LO EJ MOTOR P...

Page 17: ...IN1 OUT2 4 3 5 MUTE PREGND OUT1 7 8 C49 1500P C38 0 01 R48 10K 18K 10K R34 R33 2 2K R47 C51 1500P R71 13K 27 28 26 25 C37 0 01 R51 10K R50 3 9K R31 27K 10K R32 VO3 VO3 VO4 VO4 POW VCC2 POW GND2 VO2 VCC1 GND1 11 10 12 VO1 VO1 14 13 VO2 22 23 21 19 20 18 17 VREF GND R45 10K TRD FOD 79 80 TRCRS 22 12 FBAL TVD SPL PC PWM TBAL 1 2 3 4 5 NRFDET OFT BDO LDON DSLB DVDD1 9 6 7 8 10 11 PLLF2 DVSS1 AVSS2 DSL...

Page 18: ...7K PLL B 13 14 SDA 12 11 VT 30 51 2 2u50 C209 2 1 VREF GREF R202 0 022 C203 5 2 2u50 2 2u50 C202 R206 1K 6 7 CDR 3 5 4 CASSL CASSR 8 6 7 9 10 RH CDGND CDL AFS AM 0 47 C205 R203 4 7K 4 7K C213 0 1 11 12 MPX LEVEL 13 14 MPOUT MPIN 24 4 7 8 9 N C 5 6 AM B N C 1 2 FMIN AMIN 3 ACOUTL RFOUT LFOUT ACOUTR 27 28 26 25 FR FL L3 L10 4 7uH 8 7 6 5 GND LROUT RROUT VDD 23 22 21 GND 4 SDA C210 0 01 RR RL C211 47...

Page 19: ... C N C N C 94 97 98 94 95 96 89 93 91 92 93 88 89 90 N C N C N C N C N C N C LX MUTE 85 86 87 82 83 84 81 81 C21 100u10 73 74 5 6K R13 72 L11 4 7uH R12 47K 1 2W R10 22K C4 0 01 R8 3 3K R11 22K C5 0 01 R7 22K 33K R9 1 5K R21 C27 10u50 R24 10K 78 C409 47u6 3 Q23 ILM 12 R27 10K R28 10K R26 10K R25 10K 80 79 77 76 SW2 11 10 SW1 1u50 PWGND2 STBY VCC2 TAB OUT2 OUT2 1 3 5 2 4 6 C255 R251 47K C257 1 PWGND...

Page 20: ...K 65 N C VSS TYPE 0 63 64 TYPE 1 66 R408 22K R409 22K REMO 5 PANEL 5V D GND 1 2 ILL GND ILL B 3 4 RESET EJECT 6 7 VOL A VOL B 8 9 C1 0 01 15 13 5 6 9 8 17 14 15 L CE 14 L DATAL D GND 16 PANEL 5V L CLK 12 R5 470 R6 1K R8 240 R7 1K R3 470 R4 470 R2 470 R1 1K 0 12 0 21 0 11 76 71 P MUTE N C TYPE 2 67 N C P STBY 68 69 70 R411 22K 70 R413 22K 73 SW5V 71 72 N C PS1 0 74 75 72 73 74 76 L DATAL 14 DIMMER ...

Page 21: ... 5 4 8 7 11 10 9 13 12 SEG18 SEG20 SEG19 SEG17 SEG16 SEG15 17 19 18 16 15 14 61 62 63 64 64 63 62 61 CP1 10K 470 CP3 1K R7 1K CP4 1K 1K KI4 KI3 KI0 KI2 KI1 KS5 KS3 KS4 TP21 TP26 TP27 KI4 TP28 TP24 TP25 TP23 TP22 KI3 KI2 TP29 KS3 TP30 TP31 KS4 TP32 KS5 TP20 TP19 TP18 KI0 KI1 TP33 270 R31 CP2 R16 330 R25 330 R24 330 R23 330 R22 560 R21 0 01 C8 0 01 C13 0 01 C12 KDC 5026 G KDC 325 0 11 No D3 13 B30 1...

Page 22: ...COM3 COM1 SEG38 SEG39 SEG37 SEG35 SEG36 SEG34 SEG32 SEG33 SEG31 SEG29 SEG30 SEG28 SEG26 SEG27 SEG25 SEG23 SEG24 SEG22 SEG15 SEG20 SEG21 SEG19 SEG17 SEG18 SEG16 SEG12 SEG14 SEG13 SEG11 SEG10 SEG3 SEG6 SEG8 SEG7 SEG5 SEG4 S3 S4 S6 S7 S5 S9 S10 S8 S14 S12 S13 S11 S15 S16 S32 S29 S31 S30 S28 S27 S24 S25 S26 S23 S22 S19 S20 S21 S18 S17 S39 S35 S37 S28 S36 S24 S33 S42 S41 C1 C4 C3 C2 COM4 COM3 COM1 COM2...

Page 23: ...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 MECHANISM Refer to the service manual X92 4030 0x B51 7867 00 for CD mechanism operation 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 1394...

Page 24: ...1 217 236 240 233 767 746 704 218 241 745 203 Ex2 Kx2 E E H J L K E DME1 X34 702 E E Bx2 205 Dx2 Dx2 242 235 766 280 282 283 786 785 281 221 243 256 PA1 210 213 250 212 252 211 707 254 255 257 253 232 C Cx2 209 229 222 229 A 1 J 4 J 3 J 2 J 1 Depends on the model Refar to the parts list Parts with the exploded numbers larger than 700 are not supplied EXPLODED VIEW UNIT www xiaoyu163 com QQ37631515...

Page 25: ...4 CUSHION H10 4856 12 POLYSTYRENE FOAMED FIXTURE H13 2043 04 CARTON BOARD K1 H25 0329 04 PROTECTION BAG 280X450X0 03 H25 0337 04 PROTECTION BAG 180X300X0 03 H54 3003 03 ITEM CARTON CASE K H54 3004 03 ITEM CARTON CASE K1 H54 3011 03 ITEM CARTON CASE M1 H54 3012 03 ITEM CARTON CASE M 240 3D J19 5203 03 HOLDER LEFT 241 3D J19 5204 03 HOLDER RIGHT 242 2C J19 5205 03 HOLDER REAR COVER 243 3C J19 5271 0...

Page 26: ... 0129 05 FLAT CABLE CONNECTOR X1 L78 0851 05 RESONATOR 16 93MHZ CP1 R90 1019 05 MULTI COMP 100 X2 CP2 R90 1014 05 MULTI COMP 100 X4 CP3 R90 0974 05 MULT R 1 8K X4 CP4 R90 0718 05 MULTI COMP 4 7K X4 CP5 R90 0720 05 MULTI COMP 100K X4 R1 RK73GB2A910J CHIP R 91 J 1 10W R2 3 RK73GB2A562J CHIP R 5 6K J 1 10W R4 RK73FB2B100J CHIP R 10 J 1 8W R5 6 RK73GB2A332J CHIP R 3 3K J 1 10W R7 RK73GB2A362J CHIP R 3...

Page 27: ...GCH1H220J CHIP C 22PF J C403 CK73GB1C104K CHIP C 0 10UF K C409 CD04AS0J470M ELECTRO 47UF 6 3WV C410 411 CK73GB1H103K CHIP C 0 010UF K CN1 E41 0167 05 PIN ASSY CN2 E40 9550 05 FLAT CABLE CONNECTOR CN3 E40 3238 05 PIN ASSY K1 J1 E58 0863 15 RECTANGULAR RECEPTACLE J2 E56 0834 05 CYLINDRICAL RECEPTACLE J3 E63 0887 05 PIN JACK J4 E04 0312 05 RF COAXIAL CABLE RECEPTACLE L1 L33 1170 05 CHOKE COIL ASSY L2...

Page 28: ...22K J 1 10W MM1 R413 RK73GB2A223J CHIP R 22K J 1 10W R414 RK73GB2A104J CHIP R 100K J 1 10W R501 RK73GB2A102J CHIP R 1 0K J 1 10W W102 R92 1252 05 CHIP R 0 OHM J 1 16W W103 104 R92 2053 05 CHIP R 0 J 1 8W W201 R92 1252 05 CHIP R 0 OHM J 1 16W W203 R92 1252 05 CHIP R 0 OHM J 1 16W S1 S74 0821 05 MICRO SWITCH D1 1N5393G M6 DIODE D2 4 MA4068 N M ZENER DIODE D21 MA4082 N L ZENER DIODE D22 23 AM01ZNF DI...

Page 29: ...21 2382 04 SHAFT 36 1A D23 0954 04 RETAINER 37 1B D39 0246 05 DAMPER 38 2B G01 3072 04 EXTENSION SPRING 39 2A G01 3073 04 TORSION COIL SPRING 40 2A G01 3074 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 51 1A J21 9676 22 MOUNTING HARDWARE 52 3B J21 9677 22 MOUN...

Page 30: ... this reason specifications may be changed without notice KENWOOD CORPORATION 2967 3 Ishikawa machi Hachioji shi Tokyo 192 8525 Japan KENWOOD USA CORPORATION P O Box 22745 2201 East Dominguez Street Long Beach CA 90801 5745 U S A KENWOOD ELECTRONICS CANADA INC 6070 Kestrel Road Mississauga Ontario Canada L5T 1S8 KENWOOD ELECTRONICS LATIN AMERICA S A P O Box 55 2791 Paitilla Plaza Credicorp Bank Pa...

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