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Kenwood KDC-3023R, Service Manual

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Kenwood KDC-3023R Service Manual Download Page 14

A

B

C

D

E

1

2

3

4

5

6

7

10K

4.7K

22K

22K

2.50V

4.90V

2.50V

0V

4.80V

2.40V

0V

4.80V

4.80V

0V

4.80V

4.80V

3.0pp

5.0pp

0V

4.80V

4.80V

4.80V

4.90V

0V

4.90V

0-4.9V

0V

0-4.9V

0V

0V

0V

0.15V

4.80V

4.90V

0V

7.80V

0V

0V

3.84V

0V

3.84V

7.80V

0V

4.90V

4.90V

4.90V

4.90V

4.90V

4.90V

4.90V

4.90V

0V

0-4.9V

IC2

CD PLAYER UNIT (X32-5380-00)

S2

∗

S4

S1

CN2

Q4

D2

Q3

Q2

Lch

Rch

A.GND

A+5V

BU+5V

D.GND

A.GND

12EJE SW

LOS SW

8EJE SW

SWITICH

DOWN&LIMIT

S3

to MAIN UNIT

A.8V
SW

D.5V
SW

BULT-IN MI-COM

CD SIGNAL PROCESS

A.+8V

10K

S.GND

2

LOE/LIM SW

1

S.7.5V

MOTOR

LO/EJ

A.GND

5

3

4

Rch

Lch

6

7

8

BU+5V 15

A.+8V

MSTOP

MRST

MUTE L

MUTE R

D.GND

9

10

11

12

13

14

8EJE SW

DATA

LOS SW

12EJE SW

18

NC 16

17

CLK 19

20

21

100x4

CP2

100x2

CP1

D.OUT 22

R72

200

100

C75

6800P

R87

330

C69

2200P

R85

R44

330

C71

2200P

R81

6800P

C76

100

R88

2200P

C70

330

R86

C72

2200P

330

R82

1K

DEMPH/TRCRSO/TEXTCRC

SENSE/RESY/FLAG/STOUT

EFM/NFLOCK/CLDCK/STCK

PCK/NTLOCK/FCLK/STLD

D

ATA

MSEL1

MST

OP

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

SRD

A

T

A

VREFP

40

38

39

ICRST

BCLK

36

37

35

M

OTO

R

P-ON

MCNT

XSEL

EQCNT

CLK

SBIO

SBIO

73

70

68

67

TX

69

71

72

74

75

C36

2.2

28

31

NC

ASEL

MSEL0

33

34

32

OUTL

D

VSS3

CSEL

30

29

A

VDD2

A

VSS1

OUTR

A

VDD1

27

25

26

C101

1000P

1000P

C102

C34 0.1

100K

R93

C33

0.1

C32 0.1

4

L

R

5

65

63

62

61

66

68

29

27

L

R

27

29

61

62

63

66

68

65

0.1

C47

0.1

C46

Q3,4

DTC143TUA
UN5111
2SA1036K
2SA1362
2SA1576A

2SC4081

DTA114EUA
DTA124EUA
DTC124EUA

DAN202U

DA204U
DTA114YUA

MA142WK
UN5212

3SK126

BR24C01AF-W

MCH6101

www. xiaoyu163. com

QQ 376315150

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 

Summary of Contents for KDC-3023R

Page 1: ...23R Front glass B10 4341 01 KDC 3023R CD MD Changer Control M RDM SCRL VOL ADJ TI MENU CLK A64 2875 02 KDC 4024 V Y YV B10 4344 01 KDC 4024 V Y YV Escutcheon B07 3001 02 CD RECEIVER KDC 3023R KDC 4024 V Y YV SERVICE MANUAL CD mechanism operation description is not in this sarvice manual Please refer to sarvice manual X92 4030 0x B51 7867 00 CD mechanism extension cord WO5 0618 00 www xiaoyu163 com...

Page 2: ...H CH CON AUDIO OUT CLK REQ C RST BACK UP BU5V IC2 SW5V LO S RST LOE LIM MO LO EJ STOP MUTE 8EJE SDA SCLK AUDIO OUT 12EJE Q501 Q502 AM B FM B AM AGC OUT IC6 CH CD SERVO BU5V A8V TUNER OUT BU5V IC11 IC12 IC10 FM AGC OUT A8V SW2 SW1 ILLUMI VCC BU5V AUDIO B AM B FM B BACK LIGHT KEY ILLUMI Q51 55 SW5V Q50 SERVO BU5V FM B AM B A8V P CON P ANT IC8 Q20 Q10 IC7 MUTE Q223 224 IC4 www x ia o y u 1 6 3 c o m ...

Page 3: ... IC10 Tuner E Vol FM AM tuner stereo decoder E Vol IC11 Power on reset When B U 5V voltage is less than 3 5V power reset IC12 E2P ROM Writing and read out of adjustment data for a tuner Q10 B U detector BU on base H Collector H Q20 A C C detector ACC ON base H Collector L Q40 MUTE driver Base L Mute on collector L Q50 SW 5V Base L SW5V on Q51 SERBO AVR control Pin 2 H Serbo on pin 4 H Q55 SERBO AV...

Page 4: ... 20 NC O Not used output L 21 AFS O Noise detection time constant switching terminal H Normal L FM AM seek and AF search 3 When tuner SRC auto zero L 22 24 NC O Not used output L 25 CH CONT O Changer control H Changer on L Changer off Except changer model output L 26 TYPE REF O 5V lines output for destination setting H During destination reading 27 SD I Tuner SD input H Station detected 28 NC O No...

Page 5: ... RDS clock input Except RDS model output L H Changer detection 63 CH REQC I Request input from the changer new 5L L Request Except Changer model output L 64 LOS SW I CD mechanism loading s switch detected H No disc L DISK IN Loading Start 65 KEY REQ I Key input detected H Key no input 11pin L connected to the DATA L L Key input edge key data reading start 66 12EJE SW I 12cm disc detected L 12cm di...

Page 6: ...ound lines for analog circuit For audio output Lch and Rch in one 27 OUTR O Rch audio output 28 AVDD1 Power supply for analog circuit For audio output Lch and Rch in one 29 OUTL O Lch audio output 30 DVSS3 Ground lines for digital circuit 31 CSEL I Oscillation frequency specification terminal H 33 8488MHz L 16 9344MHz 32 NC O Not used 33 ASEL I Audio output polarity switching terminal L Reverse H ...

Page 7: ...EQ switching terminal L x2 times H x1 times 71 XSEL I During the external DAC connection MCLK external input H input 72 MCNT I CD mecha Loading Eject control ON OFF L OFF HOST control H mechanism control 73 P ON O Audio and servo origin power control terminal L power on H power off 74 MOTOR O Loading Eject control switching terminal At that time LO EJ is H 75 LO EJ O Loading Eject control terminal...

Page 8: ...with which S METER DC voltage serves as the maximum are turned and adjusted in the above mentioned SG input By the above mentioned adjustment method same adjustment is performed to both sides ANT RF Coil 1 3 Adjustment of FM_ANT RF Coil Voltage Check Point S_METER Check Land PWB Side_B around W572 Adjustment Coil ANT_Coil L505 RF_Coil L506 Setting of Signal Generator Refer to the following tables ...

Page 9: ...5 L505 E K M L31 0967 05 W Wide Band L31 0968 05 RF Coil J L31 0969 05 L506 E K M L31 0970 05 W Wide Band L31 0971 05 VCO Coil J L32 0932 05 L507 E K M L32 0933 05 W Wide Band L32 0934 05 1st MIX Coil L508 ALL L30 0770 05 2nd MIX Coil L509 ALL L30 0771 05 Variable Capacitance Diodes D504 J E K M KV1720S W Wide Band KV1735S Variable Capacitance Diodes D505 J E K M KV1720S W Wide Band KV1735S Variab...

Page 10: ...5 R83 R81 C61 R82 R84 R86 R88 R87 D3 S1 IC2 IC4 S4 S3 S2 X32 5380 00 J74 1485 12 EB Q6 PC BOARD COMPONENT SIDE VIEW 10 Refer to the schematic diagram for the values of resistors and capacitors Ref No address IC2 3B IC4 5B Q6 2C X32 5380 00 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 Q...

Page 11: ...D GCTL NRFDET RW LDCNT PWM FBAL TBAL FE B TE VDET VREF LDON A TE BDO OFT D ARF TRCRS REFNV LOS DATA 12EJE CLK 8EJE SLED IN EJECT BU 5V VCC E F IOP IOP VREF ARF RF GND R11 R15 1 1 16 22 1 1 15 30 16 32 17 16 C11 C9 C52 R38 C34 R100 CP3 R48 R33 R71 C49 R89 C38 R34 R32 C37 R51 C51 C77 R91 R92 C78 R90 R52 C17 C18 CP4 R35 C39 R14 C13 R8 D1 CN1 IC1 E B Q5 EB Q3 CN2 EB Q4 PC BOARD FOIL SIDE VIEW Ref No a...

Page 12: ...4 D405 D407 D408 D409 D410 D109 D110 D266 D40 D1 D10 J4 Q55 D101 D12 D14 D30 J2 J3 J5 D20 D70 D106 D251 D252 D253 P1 D51 L514 L511 C562 L516 L508 L510 C512 R143 C353 R171 L515 W404 L517 C561 C351 C505 C507 C508 C547 C563 C565 C584 C591 CF54 L509 W25 L4 L505 L506 L507 R227 R228 C204 C205 C401 C402 L501 L502 L503 L504 L512 L513 R164 R165 R166 R167 R168 R169 R170 R231 R232 R351 R352 R401 R402 R403 R4...

Page 13: ...R3 R5 R4 R16 R20 C5 R17 R19 C4 C3 C1 C2 R8 R24 R23 R7 R6 R18 KS4 KS5 KI1 KI2 KI3 KI4 KI5 KS2 KS3 IGND DGND LRES SW5V WL B DATAS L CLK L CE DATAL PAN5V RES REMO DGND ESDGND 24 25 40 41 64 65 80 1 2 1 15 14 EB EB EB J74 1287 22 X16 1472 7x J74 1287 22 X16 1472 7x PC BOARD COMPONENT SIDE VIEW FOIL SIDE VIEW Ref No address IC1 5S IC2 2Q Q1 4S X16 1472 7x www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8...

Page 14: ... TRCRSO TEXTCRC SENSE RESY FLAG STOUT EFM NFLOCK CLDCK 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 ICR...

Page 15: ... 1000P R38 220K C31 0 1 C40 0 015 C41 C39 0 01 39K R35 R53 4 7K 10K R36 C10 0 033 R9 3 9K 4700P C14 C15 2200P B TE 17 R41 47K C3 1 16 FCS TRK TRK FCS GND C D GND VCC TBAL FBAL GCTL FEOUT FEN TEN TEOUT TEBPF VDET C52 0 1 R52 4 7K B GCTL 6 2K R37 24 VDET C13 270P R8 27K 19 18 20 22 21 23 C16 330P R11 33K 27 25 26 F E 28 D 30 29 32 C 31 A R15 4 7K IOP IOP R4 10 R1 91 12 16 15 14 13 A 9 11 10 F B 8 7 ...

Page 16: ... W507 W505 11 R522 C523 C521 C524 R521 W400 C525 0 01 C522 GND 100K L4 C516 L501 6 8uH 45 C534 0 01 C583 0 1 L511 4 7uH 4 7uH 10 700MHz W511 W508 W401 C528 R524 100K C543 68P R544 C542 22P 18 C541 17 C544 15P 6P W500 100K R527 W504 W415 R525 330 C533 0 01 C513 0 01 C515 1 7 6 3 C514 0 01 R528 100K 15 C512 4 7u16 W533 100K C531 1 C535 2P C530 R523 100K C536 L506 10 W524 330 R529 13 R526 12 8 L510 4...

Page 17: ...2K R105 470 14 15 14 13 12 16 15 20 19 18 CH DATAC L CLK L DATAS R QUAL R DATA CH REQH CH DATAH N C CH CLK C VDD0 S METER AVREF0 76 75 IC XT1 XT2 74 73 72 X1 71 70 19 17 15 13 11 9 7 5 3 W511 FMDEMREF FMDEM AMIF2AMP REF AMIF2AMPIN AMAGC2TC AMMIX2OUT AMMIX2IN2 C584 10u10 L509 67 DEMGND SMETERC 64 65 66 61 62 63 GND OUT IN 3 2 1 450kHz CF54 C588 0 47 C586 C587 W510 0 1 RR FR RR FR FL FL C256 0 22u50...

Page 18: ...AR Rch FRONT Rch FRONT Rch REAR Lch REAR Lch FRONT Lch FRONT Lch FL RL FL FR RL FR RR 7 5 1 3 4 2 8 6 10u25 W410 C54 10u16 C53 10u16 C52 10u16 R25 4 7K AM B L2 VCC 7 AUDIO B 6 C51 FM B 5 P ANT 4 3 4 7K RR R28 140uH L1 GND FUSE 13 15 11 9 ACC P CON P ANT GND 12 10 14 16 B U C50 10u25 P CON 2 GND 1 YES NO YES R138 NO NO 5 6K 4 3K YES 220 10 2 71 YES R25 28 31 32 102 134 139 YES YES 168 170 171 412 4...

Page 19: ...1 KI2 KI3 KI4 KI5 VDD VDD1 VDD2 VSS TEST OSC L RES L DATA L L CE L CLK L DATA S KI1 KI2 KI4 KI3 C3 0 047 C1 C2 0 047 R8 56K 0 01 R10 4 7 R7 4 7K 79 80 78 76 77 80 79 77 78 R1 1K R2 470 R4 470 R5 1K R3 470 1 2 OUT VCC 4 3 GND2 GND1 R12 1K 76 2 2 KS5 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 KS4 KS3 KS2 C3 C2 C1 S55 S54 S53 S52 2 2K 2 2K R13 47 IC2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 S56 KI5 Q2 3 0 01 C9 22...

Page 20: ... 1082 05 D10 D18 D12 D13 D20 D7 D6 D4 D3 D1 D8 D5 D2 D17 18 B30 1564 05 or B30 1605 05 D1 13 20 Q2 3 2SC4081 Q1 DTA114EUA IC2 RS 171 IC1 LC75883E D9 DRIVER VOL VOL SRC AUD TI CLK ATT 1 2 4 3 5 6 FM AM MA3062WA B30 1633 05 D22 D19 D17 D11 S3 S4 S5 S6 S2 S1 S7 S8 S21 S20 S19 S18 S9 S10 S11 S12 S16 S15 S14 S13 S26 S22 S27 S23 S25 S24 ED1 B LINE GND LINE MA8062 D23 24 X16 1472 7X B30 1642 05 C1 KDC 30...

Page 21: ...3 40 15 39 42 11 13 12 10 22 32 35 43 2 37 Bx2 Ax2 Jx2 DPU1 H F F G DFPC1 E A B C D E F G H J N09 4460 05 N09 4472 05 N09 6004 05 N09 6006 05 N09 6007 05 N09 6051 05 N19 2163 04 N39 2020 46 N09 6108 05 φ2x8 M1 7x8 5 M1 7x2 5 φ2x3 5 M2x2 φ2x6 BLK 1 6 WASHER M2x2 M2x3 5 X32 8 809 5 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...

Page 22: ...0 2008 45 N83 3005 46 N80 3010 46 N83 3020 46 N86 2606 46 N29 0205 04 756 723 FC1 755 753 206 F1 210 702 722 743 241 240 229 215x2 DC1 201 242 708 727 728 751 742 X16 704 236 237 235 232 226 233 249 245 247 246 250 248 218 234 211 238 X16 205 216 213 224 203 214 225 Depends on the model Refer to the parts list 757 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 ...

Page 23: ...1397 03 KNOB AUTO CLK FM AM Ref No A d d N e w Parts No Description 240 1C N99 1610 15 SCREW SET M2 241 1C N99 1719 05 SCREW SET M2 A 3D N30 3008 46 PAN HEAD MACHINE SCREW B 3C N80 2006 46 PAN HEAD TAPTITE SCREW C 2C N80 2008 45 PAN HEAD TAPTITE SCREW D 1D N83 3005 46 PAN HEAD TAPTITE SCREW H 1C N29 0205 04 RETAINING RING 1 5 242 1C T90 0523 05 ANTENNA ADAPTOR 242 1C T90 0534 05 ANTENNA ADAPTOR DM...

Page 24: ...CC73GCH1H330J CHIP C 33PF J Ref No A d d N e w Parts No Description C523 CC73GCH1H270J CHIP C 27PF J C524 CC73GCH1H101J CHIP C 100PF J C525 CK73GB1H103K CHIP C 0 010UF K C526 CC73GCH1H050C CHIP C 5 0PF C C528 CC73GCH1H060D CHIP C 6 0PF D C530 CC73GCH1H040C CHIP C 4 0PF C C531 CK73FB1C105K CHIP C 1 0UF K C533 534 CK73GB1H103K CHIP C 0 010UF K C535 CC73GCH1H020C CHIP C 2 0PF C C536 CC73GCH1H040C CHI...

Page 25: ... R 10K J 1 10W Ref No A d d N e w Parts No Description R119 RK73GB2A473J CHIP R 47K J 1 10W R121 RK73GB2A222J CHIP R 2 2K J 1 10W R122 RK73GB2A101J CHIP R 100 J 1 10W R123 RK73GB2A102J CHIP R 1 0K J 1 10W R125 RK73GB2A102J CHIP R 1 0K J 1 10W R126 RK73GB2A104J CHIP R 100K J 1 10W R127 RK73GB2A222J CHIP R 2 2K J 1 10W R128 RK73GB2A225J CHIP R 2 2M J 1 10W R129 130 RK73GB2A222J CHIP R 2 2K J 1 10W R...

Page 26: ... 0 J 1 8W W534 R92 1252 05 CHIP R 0 OHM J 1 16W W578 R92 1252 05 CHIP R 0 OHM J 1 16W W601 R92 1252 05 CHIP R 0 OHM J 1 16W D1 S2V20 A DIODE D1 1N5393G M6 DIODE D3 IMSA 6801 SURGE ABSORBER D10 MA4068 N M ZENER DIODE D11 D1F60 DIODE D12 AM01Z DIODE D13 D1F60 DIODE D14 AM01Z DIODE D20 MA4068 N M ZENER DIODE D30 MA4047 M ZENER DIODE Ref No A d d N e w Parts No Description D40 1SS133 DIODE D50 DAN202U...

Page 27: ...04J CHIP R 100K J 1 10W R11 RK73GB2A333J CHIP R 33K J 1 10W R12 RK73GB2A244J CHIP R 240K J 1 10W R13 RK73GB2A914J CHIP R 910K J 1 10W Ref No A d d N e w Parts No Description R14 RK73GB2A104J CHIP R 100K J 1 10W R15 RK73GB2A472J CHIP R 4 7K J 1 10W R31 RK73GB2A273J CHIP R 27K J 1 10W R32 RK73GB2A103J CHIP R 10K J 1 10W R33 RK73GB2A183J CHIP R 18K J 1 10W R34 RK73GB2A103J CHIP R 10K J 1 10W R35 RK73...

Page 28: ...01 3075 04 EXTENSION SPRING 42 2A G01 3076 04 EXTENSION SPRING 43 1B G01 3077 04 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 02 MOUNTING HARDWARE 53 1B J21 9678 03 MOUNTING HARDWARE 55 1A J90 1001 11 GUIDE 56 1B J90 1023 03 GUIDE A 2B N09 4460 05 TAPTITE SCREW OVAL P TAPTIT B 1B N09 4472 05 MACHINE SCREW M1 7X8 5 C...

Page 29: ...0 40 80 100 More than 10µF 10 50 20 20 0 Less than 4 7µF 10 75 Voltage rating 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4000 5000 6300 8000 CHIP CAPACITORS EX C C 7 3 F S L 1 H 0 0 0 J Refer to the table above 1 2 3 4 5 6 7 1 Type Chip CH RH UJ ...

Page 30: ... 4kg KDC 3023R KDC 4024 V Y YV 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 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 Paitilla Plaza Credicorp Bank Panama Piso 9 Oficina 901 Call...

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