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Kenwood KDC-4080R, Service Manual

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Kenwood KDC-4080R Service Manual Download Page 2

KDC-4080R/RV/RY/RYV

2

CONTENTS

BLOCK DIAGRAM

BLOCK DIAGRAM .............................................................. 2

COMPONENT DESCRIPTION ........................................... 3

MICROCOMPUTER’S TERMINAL DESCRIPTION ............ 4

ADJUSTMENT .................................................................... 6

PC BOARD ......................................................................... 7

SCHEMATIC DIAGRAM ................................................... 11

EXPLODED VIEW ............................................................ 19

PARTS LIST ...................................................................... 22

SPECIFICATIONS ............................................................ 29

FM+B

AM+B

RDS
DECODER

AMP

NOISE

TEL-MUTE

ACC DET.

BU DET.

WITH

LCD DRIVER

KEY MATRIX

LCD

REMOTE

A8V

SERVO

SW14V

ILLUM

SW5V

BU5V

P-CON

MUTE DRIVER

MUTE

POWER IC

u-COM

and

PRE OUT

SP-OUT

TEL-MUTE

ACC

P-CON

BACK UP

E-VOL

PAN 5V SW

203mV

170mV

1200mV

1200mV

MPX

CONTROL

Q202,203

Q200,201

IC2

Q155,156

IC5,

IC4

IC6

Q13

Q12

Q17-20

Q1,2

Q14

Q5,6

Q7

Q3,4

Q8-11

Q207

IC1

IC2

TUN5V

BUFF

PROTECTION

THERMAL

DSI

RST

RST SW

Q204

,206

IC1

IC3,Q50

Q205

Q151-154

S-METER

CH

MO SW

SERVO

LO/EJ

STOP

RST

CS

MUTE

SRQ

DATA S

DATA M

CLK

SW3

SW2

SW1

A8V

RST

DATA C

REQ H

CH-CON

DATA H

REQ C

CLK

CD

AM

FM

MUTE

D

ATA

S

CLK

CE

D

ATA

L

RES

RDCK

RDD

A

QU

A

L

NOISE

SD

A

SCL

A8V

SW5V

BU5V

UP

AUDIO OUT

BU5V

MUTE

PAN 5V

SD

A

SCL

VDD

PHONE

ACC DET.

BU DET.

REMO

AFC

SD

DSI

BU5V

SW5V

BU5V

AM+B

FM+B

SD

S-METER

PAN 5V

BACK

P

ANEL

PANEL

CD

CH

TUNER

(X13)

,208

QUAL

Q51

SVR SW

SVR

Q150

VDD 5V

IF1/IF2/PLL+B

LEVEL

ILL. SW

3529mV

AM

FM

792mV

1276mV

CD-CH

CD

3529mV

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QQ 376315150

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9

2

8

9

4

2

9

8

TEL 13942296513

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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 

Summary of Contents for KDC-4080R

Page 1: ...96 12 The MECHANISM OPERATION DESCRIPTION is the same as model KDC S3007 and KDC 5050RG Please refer to the service manual for model KDC S3007 B51 7029 00 or KDC 5050RG B51 7099 00 Plastic cabinet assy A02 1486 13 Lever x2 D10 3031 04 KDC 4080RY RYV D10 4197 04 KDC 4080R RV Mounting hardware assy J21 9491 03 Antenna adaptor T90 0523 05 DC cord E30 4790 05 KDC 4080R RY E30 4791 05 KDC 4080RV RYV ww...

Page 2: ... Q7 Q3 4 Q8 11 Q207 IC1 IC2 TUN5V BUFF PROTECTION THERMAL DSI RST RST SW Q204 206 IC1 IC3 Q50 Q205 Q151 154 S METER CH MO SW SERVO LO EJ STOP RST CS MUTE SRQ DATA S DATA M CLK SW3 SW2 SW1 A8V RST DATA C REQ H CH CON DATA H REQ C CLK CD AM FM MUTE DATAS CLK CE DATAL RES RDCK RDDA QUAL NOISE SDA SCL A8V SW5V BU5V UP AUDIO OUT BU5V MUTE PAN 5V SDA SCL VDD PHONE ACC DET BU DET REMO AFC SD DSI BU5V SW5...

Page 3: ...se goes Hi Q201 DTC124EKorUN2212 ON during FM reception Q202 2SB1277 Q R AM B SW Q202 is turned ON when Q203 s base goes Hi Q203 DTC124EKorUN2212 ON during AM reception Q204 2SC1740S Tuner audio out buffer Q205 DTC114TKorUN2215 AFC time constant SW OFF during FM seek ON during FM reception Q206 DTA124EKorUN2112 Q205 is turned OFF when Q206 s emitter goes Lo Q207 2SA1037K Panel detection SW ON when...

Page 4: ...ut with the MICOM of CD mecha 28 DSI O DSI output Hi LED ON 29 LO EJ I O CD mecha Loading Eject switching output Lo Loading Hi Eject 30 SW3 I Down limit switch detection input Hi Chucking Lo Pickup most inner position 31 R DATA I Data input from RDS decoder 32 R QUAL I Quality input from RDS decoder 33 VSS1 Ground connection terminal connected to GND 34 SD I SD input from the tuner pack Hi Station...

Page 5: ...ADJUSTMENT Pin Function I O Description Processing Operation 54 N C O Not used 55 N C O Not used 56 SW5 O SW 5V control Lo POWER ON mode 57 P ON O Microprocessor peripheral power supply control terminal Hi ACC ON or during CD Loading Eject 58 TYPE2 I Destination type input terminal 2 59 N C O Not used 60 RESET I Reset input terminal Lo System reset 61 REMO I Data input from the remote control ligh...

Page 6: ...ADJUSTMENT Pin Function I O Description Processing Operation 54 N C O Not used 55 N C O Not used 56 SW5 O SW 5V control Lo POWER ON mode 57 P ON O Microprocessor peripheral power supply control terminal Hi ACC ON or during CD Loading Eject 58 TYPE2 I Destination type input terminal 2 59 N C O Not used 60 RESET I Reset input terminal Lo System reset 61 REMO I Data input from the remote control ligh...

Page 7: ...C3 C2 R8 C1 D GND R6 KI4 R1 R2 R4 R10 R7 R3 R5 14 L RES L DATAL 2 REMO SW5V CP2 R13 KS4 KI1 C5 C9 R12 KS5 KI2 KI3 KI5 1 J1 R18 C7 LAMP B R17 R19 25 80 40 41 64 65 24 1 ATT DWN VOL UP VOL KI2 1 KS3 KS2 RST 1 2 3 4 5 56 3 KI1 SRC 1 AUD 4 KS5 2 KI3 KI4 6 AUTO CLK KS4 FM KI5 AM D1 D3 D2 D18 D4 D5 D6 D7 D8 D19 IC2 D16 D12 D9 D15 D14 D10 D17 D13 D11 J74 0979 12 X13 9682 7X 9692 7X A 5V BU 5V R16 C14 IOP...

Page 8: ...171 R11 C10 R10 R12 R22 R21 C12 C11 R17 C13 R20 R6 R169 R170 R168 R3 R4 C9 R24 E B R23 R104 R105 C51 R112 C53 C54 C55 R57 R58 R69 R178 R51 R2 R1 B E Q150 Q156 Q16 Q206 Q205 Q5 Q14 D163 Q10 12 8 4 13 9 R209 5 1 7 3 2 11 10 6 L4 R203 R210 C201 C202 X86 1 C200 L5 C218 L7 R215 C205 VT C206 R224 R223 E 24 R217 B 2 R222 1 X2 C207 C210 1 L9 8 C215 16 9 W20 W21 W23 25 24 2 1 C1 L1 1 9 8 1 16 4 W36 CH DATA...

Page 9: ...5 DC CORD KDC 4016 CG 2016 DC CORD KDC 3016RG E30 4785 05 DC CORD E30 4784 05 E30 4783 05 KDC 415S 4015 315S 215S 35MR DC CORD 1K R181 D166 C 18 1 1 3 2 4 11 5 7 6 9 10 8 Lch 12 13 DATA H 12 4 13 5 14 6 15 7 16 8 3 11 2 10 1 9 FRONT P ANT NC P CON PHONE ACC NC GND B U FL FR RR FR RR RL RL FL 4 3 L1 RR FR RL FL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 TAB PGND OUT2 STBY OUT...

Page 10: ... NO NO YES NO NO NO NO D10 120P 0 082 0 082 0 082 0 082 NO NO NO YES NO 0 082 0 082 0 082 C172 NO YES YES D NO NO NO NO YES YES YES YES NO NO NO NO NO CN2 NO NO NO 11 D51 D153 160 NO NO NO NO YES YES NO NO NO YES YES YES YES YES YES NO YES NO NO YES YES YES YES YES YES NO NO NO NO YES NO NO NO YES YES 252 D12 YES YES YES NO NO NO NO NO NO NO YES YES YES YES YES YES YES IC1 TDA7384A TDA7384A TDA738...

Page 11: ...25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 S20 S21 S24 S23 S22 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 S36 S41 S42 S43 S44 S45 S46 S47 S48 S49 S52 S53 S51 S50 S55 S54 S40 S39 S38 S37 S19 S18 S56 S17 S16 S15 S14 S13 S12 S11 S10 S9 S8 S7 51 S4 53 52 S6 S5 CP3 1K 1K CP2 35 25 20 23 24 21 22 30 28 27 26 29 33 32 31 34 38 42 41 36 43 46 45 44 47 48 50 53 52 49 51 ...

Page 12: ...C55 1 R93 5 6K 10u16 C51 3 3 5 1K 10K R45 GND IN OUT C56 1 5 6K R94 3 3K R92 D OUT SW2 SW1 CLK DATA MECHA NC BU 5V D GND MUTE R MUTE L MRST MSTOP A 8V Lch A GND Rch LO EJ MOTOR S 7 5V S GND SW3 FE TRK FCS TRK FCS R76 R83 680 9 1K R71 0 1 C102 R82 6 8K 240K R204 240K R203 C101 180P 1 2K R72 39K R73 C43 0 01 0 018 C45 2 1 28 29 10u6 3 C4 SPDL SPDL 2K 2 4K 33K 0 1 C44 C32 0 01 C16 22K 22K 22K 22K 20K...

Page 13: ...ANISM Parts with exploded numbers larger than 700 are not suppied Parts with exploded numbers larger than 700 are not suppied 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 14: ...ANISM Parts with exploded numbers larger than 700 are not suppied Parts with exploded numbers larger than 700 are not suppied 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 15: ...1036 03 KNOB AUTO CLK 245 3E K25 1037 03 KNOB PRESET1 6 A 1D N83 3005 46 PAN HEAD TAPTITE SCREW E 2F N80 2006 46 PAN HEAD TAPTITE SCREW KDC 4080R RV RY RYV F 1F N80 2008 45 PAN HEAD TAPTITE SCREW EE1 F 1F N83 2008 45 PAN HEAD TAPTITE SCREW E2E3 G 2C N30 2608 45 PAN HEAD MACHINE SCREW 253 1C T90 0523 05 ANTENNA ADAPTOR 253 1C T90 0534 05 ANTENNA ADAPTOR ME1 2D X92 3590 00 CD MECHANISM ASSY 269 2F B...

Page 16: ...1036 03 KNOB AUTO CLK 245 3E K25 1037 03 KNOB PRESET1 6 A 1D N83 3005 46 PAN HEAD TAPTITE SCREW E 2F N80 2006 46 PAN HEAD TAPTITE SCREW KDC 4080R RV RY RYV F 1F N80 2008 45 PAN HEAD TAPTITE SCREW EE1 F 1F N83 2008 45 PAN HEAD TAPTITE SCREW E2E3 G 2C N30 2608 45 PAN HEAD MACHINE SCREW 253 1C T90 0523 05 ANTENNA ADAPTOR 253 1C T90 0534 05 ANTENNA ADAPTOR ME1 2D X92 3590 00 CD MECHANISM ASSY 269 2F B...

Page 17: ...29 RD14DB2H102J SMALL RD 1 0K J 1 2W R30 RK73FB2A223J CHIP R 22K J 1 10W R31 RD14DB2H102J SMALL RD 1 0K J 1 2W R50 RK73FB2A104J CHIP R 100K J 1 10W R51 RK73FB2A225J CHIP R 2 2M J 1 10W R52 RK73FB2A222J CHIP R 2 2K J 1 10W R53 RK73FB2A104J CHIP R 100K J 1 10W R54 55 RK73FB2A222J CHIP R 2 2K J 1 10W R57 58 RK73FB2A222J CHIP R 2 2K J 1 10W R59 RK73FB2A473J CHIP R 47K J 1 10W E1E3 R60 RK73FB2A473J CHI...

Page 18: ...29 RD14DB2H102J SMALL RD 1 0K J 1 2W R30 RK73FB2A223J CHIP R 22K J 1 10W R31 RD14DB2H102J SMALL RD 1 0K J 1 2W R50 RK73FB2A104J CHIP R 100K J 1 10W R51 RK73FB2A225J CHIP R 2 2M J 1 10W R52 RK73FB2A222J CHIP R 2 2K J 1 10W R53 RK73FB2A104J CHIP R 100K J 1 10W R54 55 RK73FB2A222J CHIP R 2 2K J 1 10W R57 58 RK73FB2A222J CHIP R 2 2K J 1 10W R59 RK73FB2A473J CHIP R 47K J 1 10W E1E3 R60 RK73FB2A473J CHI...

Page 19: ...F K C13 CK73FB1H273K CHIP C 0 027UF K C14 CK73FB1H472K CHIP C 4700PF K ELECTRIC UNIT X25 84XX XX CD PLAYER UNIT X32 4600 4760 00 C15 CK73FB1E473K CHIP C 0 047UF K C16 CC73FCH1H101J CHIP C 100PF J C17 CK73FB1H472K CHIP C 4700PF K C18 CK73FB1H391K CHIP C 390PF K C19 20 CK73FB1C104K CHIP C 0 10UF K C21 C92 1359 05 CHIP TAN 10UF 16WV C22 CK73FB1C104K CHIP C 0 10UF K C23 CK73FB1H102K CHIP C 1000PF K C2...

Page 20: ... 6K J 1 10W R101 106 RK73FB2A203J CHIP R 20K J 1 10W R107 108 RK73FB2A331J CHIP R 330 J 1 10W R202 RK73FB2A392J CHIP R 3 9K J 1 10W R203 204 RK73FB2A244J CHIP R 240K J 1 10W R205 RK73FB2A221J CHIP R 220 J 1 10W S1 2 S68 0822 05 PUSH SWITCH EE1 S1 2 S68 0838 05 PUSH SWITCH E2E3 S3 S68 0823 05 PUSH SWITCH D1 2 DAN202U DIODE D3 DA204K DIODE IC1 AN8806SB ANALOGUE IC IC2 MN662770KA7 MOS IC IC4 BA5917AF...

Page 21: ...ION SPRING 70 2A G02 1231 04 FLAT SPRING 71 2B G02 1232 14 FLAT SPRING 72 2A G02 1241 24 FLAT SPRING 73 2A G02 1248 14 FLAT SPRING 75 2A J11 0613 13 CLAMPER 76 3A J19 4678 13 HOLDER 77 2B J19 4679 24 HOLDER 78 3B J21 7684 13 MOUNTING HARDWARE 79 2B J21 7686 13 MOUNTING HARDWARE 80 1B J21 7690 03 MOUNTING HARDWARE 81 3A J31 1032 04 COLLAR 82 3A J84 0060 25 FLEXIBLE PRINTED WIRING BOARD 83 1A J90 07...

Page 22: ...1 Type 2 Shape 5 Voltage rating 4 Temp coefficient 3 Dimension 6 Value 7 Tolerance 7 6 5 4 3 2 1 EX C K 7 3 F F 1 H 0 0 0 Z 7 6 5 4 3 2 1 Chip CH RH UJ SL Chip B F Chip resistor Carbon EX R K 7 3 E B 2 B 0 0 0 J 7 6 5 4 3 2 1 RESISTORS Chip B F Carbon resistor Nomal type EX R D 1 4 B B 2 C 0 0 0 J 7 6 5 4 3 2 1 1 Type 2 Shape 5 Rating wattage 4 Temp coefficient 3 Dimension 6 Value 7 Tolerance Dime...

Page 23: ...tter Below Measurable Limit Frequency Response 10 20kHz 1dB THD 0 01 1kHz S N Ratio 96dB 1kHz Dynamic Range 93dB Channel Separation 85dB Preout Level Load 1800mV 10kΩ CD CD CH Preout Impedance 600Ω AMPLIFIER Section Maximum Power 40W 4 Power DIN45324 B 14 4V 26W 4 TONE Section Bass 100Hz 10dB Treble 10kHz 10dB General Operating Voltage 14 4V 11V 16V allowable Current Consumption 10A Installation S...

Page 24: ...Dogenzaka 1 chome Shibuya ku Tokyo 150 8501 Japan KENWOOD SERVICE CORPORATION P O Box 22745 2201 East Dominguez Street Long Beach CA90801 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 Piso 6 Plaza Chase Cl 47 y Aquilino de la Guardia Panama Republic of Panama KENWOOD ELECTRONICS BRASIL LTDA Av Mo...

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