Kenwood KDC-MPV5025 Service Manual Download

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KDC-MPV5025/MPV525

KDC-MPV7026/WV6027

How to Disassemble (PANEL ASSY)

1) Remove four screws (A).

2) While holding the section (B) indicated with arrows, pull and

remove PANEL ASSY.

DISASSEMBLY FOR REPAIR

3) Pull SWITCH UNIT (C) as indicated in the diagram and re-

move knob (D).

(The knob (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 position, set

it to the rotary on the panel.

5) Remove the adhesive tape (H).

www. xiaoyu163. com

QQ 376315150

TEL 13942296513

TEL 13942296513 QQ 376315150 892498299

Summary of Contents for KDC-MPV5025

Page 1: ...ler assy RC 505 A70 2040 05 CD MECHANISM EXTENSION CORD 24P W05 0934 00 MODEL TDF PANEL No TDF NAME KDC MPV5025 Y33 1920 62 TDF 45D KDC MPV525 MPV7026 Y33 1920 63 TDF MPV7026 KDC WV6027 Y33 1920 66 TDF WV6027 TDF PANEL INFORMATION KDC MPV5025 MPV525 Panel assy A64 3193 12 KDC MPV7026 Panel assy A64 3198 12 KDC WV6027 DC cord E30 4958 05 Antenna adaptor T90 0523 05 Depends on the model Refer to the...

Page 2: ...K 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 VOL B REMO V DATA V CLK O CE O DATA O CLK PRE MUTE MUTE P MUTE EXT AMP CON DIMMER PHONE ACC ...

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

Page 4: ... tone IC2 E Vol N C MPX Controls the source volume tone and FM multiplex detector Bu5V 5V Audio8V 8V FM B 8V AM B 8V P CON ANT CON IC3 Power Supply 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 IC7 RDS decoder IC8 Reset IC L when detection voltage goes below 3 6V or less IC9 SW Regulator Power Supply for MP3 Q1 Serge Detection...

Page 5: ...the Pre and NF Mute sw Q352 356 when the base is L not always Pre 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 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 output terminal to F E 2 Not used O 3 PANEL DET...

Page 6: ... Eject H 24 M STOP O STOP request to CD mechanism 25 M RST O Reset output terminal to CD mechanism Normal H Reset L 26 MUTE I O MUTE terminal Hi Z Mute ON L Mute OFF 27 LOE LIM SW 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 Pan...

Page 7: ...EL DISP L 66 O CLK I O External display CLK terminal Not used O Non external display destination No OPEL DISP L 67 O CE I O External display CE terminal Not used O Non external display destination No OPEL DISP L 68 LX_RST O Reset output to external devices Normally L System RST return then after 400msec or more H then L 69 LX_CON O Control output to external devices ON H OFF L 70 AVCONT O AD refer...

Page 8: ... with external devices 97 L DATAL I Data input from LCD driver 98 L DATAS O DATA output terminal to LCD driver 99 L CLK O CLK output terminal to LCD driver 100 PLL DATA I O DATA input output 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 ...

Page 9: ...tion 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 currently played track When a CD being played by pressing 1 key intermittently...

Page 10: ...oved 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 Enter the test mode See How to enter the test mode 2 Press the MENU key to enter...

Page 11: ...6 2480 20 A 2 J74 1565 02 X16 B 2 E B E B EB B E B E B E B E B E B E B E B E B E C40 C43 R9 R21 R22 R23 FLIPDET R24 R25 KS3 KI1 REMO KS5 KI2 DI ILL B VOL A KS4 VOL B ESD GND RESET CL CE DO KI5 C6 R8 CP1 R10 R31 R32 R33 C31 R6 R7 C7 C1 C2 C3 C4 C8 C10 C11 C35 C36 C37 CP32 R1 R2 R40 R41 R42 R43 R44 R45 CP2 CP31 V ILLCLK KI3 V ILLDATA D ILLGND KI4 R3 R4 R5 R11 R12 R14 R34 R35 R36 R37 R38 R39 C38 C42 ...

Page 12: ...364 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 C254 C302 C303 C251 C252 C253 W3 W6 J1 J3 ELECTRIC UNIT X34 308x xx J74 144...

Page 13: ...166 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 tors X34 308x xx Ref No Address IC1 5J IC2 5H IC3 3L IC4 2I IC6 4K IC7 6G ...

Page 14: ...68 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 308x xx J74 1447 42 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 ...

Page 15: ...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 308x xx Ref No Address IC8 5R Q1 4R Q2 4R Q3 3R Q4 5Q Q23 5Q Q101 5V Q151 7R Q152 7R Q153 7Q Q154 7Q 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 1394229...

Page 16: ... CP15 CP13 R68 CP14 R65 R67 C69 C67 C66 R66 R69 C72 1 3 4 5 1 16 33 48 32 17 64 49 B E C CBE Q5 Q4 Q7 S1 S2 S3 S4 IC3 IC6 CD PLAYER UNIT X32 5500 00 J74 1552 12 X32 5500 00 Ref No Address IC3 4AA IC6 5AB Q4 5AA Q5 5AC Q7 5AB Refer to the schematic diagram for the values of resistors and capacitors 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...

Page 17: ...FLAGIN SEARCH RESET BU3 3V STB TXD1 MICK CLK A0 BOOT MILP RXD1 LZM RZM MIRST MICS POND3 3 XI FOGUP MRST SLED IN LD LO EJ DGND EJECT LOAD DATA SLED OUT MUTER D5V 8EJE LOE LIM D GND FCS UP D3 3V TRK IN TRK OUT FCS DOWN LOS Lch MUTEL Rch MSTOP PON T ADCIN CLK FE D OUT Vref VR IOP PD C D VCC TE RF ARF F E F A B SDO SPDL SPDL A GND DAVdd3 3V 12EJE A 8V BU2 5V LRCKIA D GND SDIO MIRR LOCK HOLD TZD BCKIA ...

Page 18: ...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 R370 100 R371 100 R372 100 R366 470 R367 470 R368 470 2 1 3 R369 470 2 1 66 ...

Page 19: ...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 64 17 17 18 4 18 1K R210 10K NV MPX AM NV 11 10 9 MPOUT MPIN LEVEL 12 14 13...

Page 20: ... 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 PREGND IN1 11 IN3 13 15 C252 0 22u50 RR 0 22u50 FR OUT4 OUT3 OUT3 17 19 OUT4 CLIP OUT 21 ...

Page 21: ...O 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 D356 C358 Q357 R151 R365 R374 R378 104 108 NO NO NO NO NO NO NO NO NO YES NO N...

Page 22: ...24 S25 S24 25 S34 S34 S29 26 S26 S27 S28 28 27 31 S30 S31 30 29 S32 S33 32 33 S29 S26 S27 S28 S30 S33 S31 S32 39 S35 S36 34 35 36 S37 S38 S39 37 38 S42 S40 S41 40 41 S43 S44 42 43 S39 S37 S35 S36 S38 S43 S44 S41 S40 S42 S52 S53 49 S47 S46 S45 45 46 S49 S48 47 48 S50 50 S48 S49 S47 S45 S46 S50 52 S51 51 S52 S53 S51 KI5 TP TP TP TP KI4 TP TP TP KI3 T KI2 TP TP KI1 R11 TP46 TP45 TP44 390 R9 C6 IC3 IC...

Page 23: ... 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 SEG26 SEG25 SEG24 SEG23 SEG22 46 47 48 45 44 SEG33 SEG32 SEG31 SEG30 SEG29 SEG28 40 42 41 37 39 38 C1 C7 14 13 15 C8 17 16 18 SEG49 SEG48 SEG50 SEG55B COM8 C...

Page 24: ...NC 7 20STBY 25 R17 100K C13 0 1 VREFL 96 SEL0 CHSEL ASEL 97 98 99 VREFH SEL1 100 4 6 5 20RST 20ACK 1 2 3 AVSS AVCC NC 5 6 0 1 C15 C16 4 7 20LP 17 12 7 8 9 NC 20INT FOGUP LZM NC 10 11 20CS RZM NC NC 16 15 13 14 10 100K R27 12 16 100K 13 CP6 DSPTXD1 20TXD0 20RXD0 20SCLK0 20 18 19 17 DSPSCLK1 AM0 DVCC DSPRXD1 24 23 21 22 13 TXD1 18 100 R18 20 11 12 RXD1 1K CP5 0 1 C25 16 898MHz 220 R38 12P C66 X1 C67...

Page 25: ...N 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 R57 330P 13K 56 54 R55 10K LRCK DIN DOUT LRCKIN SCKIN SCKO FLAG DVDD3 LIMIT XTALEN DGND2 TX EMPH PLCK SHOCKD LOCK WFCK MIRR PFCK HOLD C16M DGND3 FZD LZM TZD RZM DVDD2 39 C27 0 1 20 6 17 18 16 C29 0 1 28 27 26 FZD 32 LOCK 30 29 TZD 31 R39 1 5K 33 34 HOLD MIRR 37 38 36...

Page 26: ... 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 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 ...

Page 27: ...08 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 229x4 229x2 A 1 J 4 J 3 J 2 J 1 DC1 262 283 Depends on the model Refer to the parts list www xiaoy...

Page 28: ...PRING LOCK 234 3D G01 3172 04 TORSION COIL SPRING PUSH 235 2C G01 3173 04 COMPRESSION SPRING REAR COVER 236 3D G13 1267 04 CUSHION 237 3D G13 1273 04 CUSHION H10 4856 12 POLYSTYRENE FOAMED FIXTURE H13 2043 04 CARTON BOARD H25 0329 04 PROTECTION BAG 280X450X0 03 K3K5M2 H25 0337 04 PROTECTION BAG 180X300X0 03 H25 1111 04 PROTECTION BAG 280X450X0 03 E3 H54 3006 03 ITEM CARTON CASE K3 H54 3008 03 ITEM...

Page 29: ... CK73GB1C104K CHIP C 0 10UF K C30 CK73GB1H152K CHIP C 1500PF K C31 CC73GCH1H470J CHIP C 47PF J C32 33 CK73GB1C104K CHIP C 0 10UF K C34 CC73GCH1H560J CHIP C 56PF J C35 36 CK73GB1C104K CHIP C 0 10UF K C37 CK73GB1H102K CHIP C 1000PF K C38 CK73GB1H682K CHIP C 6800PF K C39 CK73GB1C104K CHIP C 0 10UF K C41 CK73GB1A334K CHIP C 0 33UF K C42 45 CK73GB1C104K CHIP C 0 10UF K C46 CK73GB1H682K CHIP C 6800PF K ...

Page 30: ...10W R70 RK73GB2A102J CHIP R 1 0K J 1 10W S1 2 S68 0863 05 PUSH SWITCH S3 S68 0862 05 PUSH SWITCH D2 DA204UF DIODE D3 DAN202UF 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 IC6 S 1112B33MCG ANALOGUE IC IC6 XC6219B332MR ANALOGUE IC IC7 S 1112B25MCG ANALOGUE IC IC7 XC6219B252M...

Page 31: ... CHIP R 82K J 1 10W R2 RK73GB2A363J CHIP R 36K J 1 10W R3 RK73GB2A104J CHIP R 100K J 1 10W R4 RK73FB2B203J CHIP R 20K J 1 8W R5 6 RK73GB2A103J CHIP R 10K J 1 10W R7 RK73GB2A223J CHIP R 22K J 1 10W R8 RD14DB2H332J SMALL RD 3 3K J 1 2W R9 RD14BB2C333J RD 33K J 1 6W R10 11 RK73GB2A223J CHIP R 22K J 1 10W R12 RK73GB2A473J CHIP R 47K J 1 10W R13 RK73GB2A562J CHIP R 5 6K J 1 10W R21 RK73FB2B152J CHIP R ...

Page 32: ...GB2A223J CHIP R 22K J 1 10W K3K5M2 R419 420 RK73GB2A223J CHIP R 22K J 1 10W E3 R421 RK73GB2A223J CHIP R 22K J 1 10W K3K5M2 R422 RK73GB2A103J CHIP R 10K J 1 10W R423 RK73GB2A223J CHIP R 22K J 1 10W K5 W105 109 R92 1252 05 CHIP R 0 OHM J 1 16W M2 W109 R92 1252 05 CHIP R 0 OHM J 1 16W K3K5E3 W201 204 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 ZENE...

Page 33: ...3 RACK GEAR 33 2A D14 0759 04 ROLLER 35 2B D21 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 H25 1103 04 PR...

Page 34: ...el Space Selection 9k 10kHz Usable Sensitivity S N 20dB 28dBµ 25µV CD Laser Diode GaAlAs λ 780nm Digital Filter D A 8 Times OverSampling D A Converter 1 Bit Spindle Speed 1000 400 CLV 2 times Wow Flutter Below Mesurable Limit Frequency Response 10Hz 20kHz 1dB Total Harmonic Distortion 0 01 1kHz S N Ratio 105dB 1kHz Dynamic Range 93dB Channel Separation 96dB MP3 Decode KDC MPV5025 MPV525 Compliant ...

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