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Kenwood DPX-4020, Service Manual

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Kenwood DPX-4020 Service Manual Download Page 13

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Q

R

S

T

1

2

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W17

C89

R5

C29

C46

R52

C23

R49

C33

R9

C20

C19

R20

R8

C1

C8

C12

C10

C11

R18

C3

C2

C17

C18

R17

C16

R15

C15

C14

R16

C13

R12

R10

C7

C6

R11

C5

R19

R214

R202

C55

R21

C4

CLVS

VDET

TRCRS

BDO

/RFDET

OFT

1

STLD

SMCK

ST-O

FLAG

TOFS

FCLK

DQSY

IPFLAG

1

1

16

32

17

25

51

75

76

100

50

26

14

15

28

B

E

IC1

IC4

D1

S3

S2

Q1

IC2

S1

X32-5010-00 (J74-1158-12)

IC

Q

address

1

5Q

2

5R

4

2S

1

4Q

X32-5010-00

Refer to the schematic diagram for the values of resistors and capacitors.

PC BOARD (COMPONENT SIDE VIEW)

www. xiaoyu163. com

QQ 376315150

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TEL 13942296513

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TEL  13942296513  QQ  376315150  892498299 

TEL  13942296513  QQ  376315150  892498299 

Summary of Contents for DPX-4020

Page 1: ...w 250 2E K24 3888 03 KNOB CD EJECT 251 2E K24 3889 03 KNOB OPEN 204 3E A22 2974 02 SUB PANEL ASSY 252 3H K24 3891 03 KNOB DSP 205 3E A22 2975 01 SUB PANEL 253 3H K24 3892 03 KNOB EQ 207 1H A46 1721 21 REAR COVER 254 3H K24 3890 03 KNOB SA 208 1H A46 1725 03 REAR COVER PA1 3G A64 2778 02 PANEL ASSY 255 1H K25 1288 03 KNOB CASSETTE EJECT 256 3H K25 1467 02 KNOB SRC 213 3G B10 4289 01 FRONT GLASS 257...

Page 2: ...BY B NR Screw set N99 1701 05 M type DC cord E30 4939 05 Screw set N99 1711 05 K type Knob VOL K25 1302 03 Escutcheon assy B07 3046 04 Front glass B10 4063 01 K type B10 4064 01 M type Escutcheon assy B07 3047 04 K type Panel assy A64 2383 02 K type A64 2384 02 M type Knob CD EJ K24 3716 03 M type K24 3717 03 K type Badge B43 1284 04 Dressing panel A21 4102 02 www xiaoyu163 com QQ376315150 9 9 2 8...

Page 3: ...SC REQ PN SC DATA PN MC REQ CD MUTE CD LO EJ CD MSTOP F IN L VREF R IN L F IN R R IN R SUB MOTOR DRIVER SUB MAIN REV Rch Rch FWD Lch REV Lch FWD A OUT AM 3dB CAS 0dB FM 1dB CD CH 2dB CH DATA H CH CON CH REQ H CH REQ C CH DATA C CH CLK RESET MUTE CD SRV B BU 5V AUD B BU 5V AND B CD SRV B MOTOR B AUD B SW INPUT PREOUT NON FAD PWR MUTE DSP DATA DSP STBY DSP CLK P ON P ANT BU DET ACC DET AMP CTRL P MU...

Page 4: ... Q602 DTA124EUA SW for RESET IC output ON REEST Q701 DTC144EUA SW for BU serge detection ON Serge power down Q702 FMW1 SW for BU ACC detection ON Power down Q703 DTC144EUA SMALL detection SW ON SMALL ON Q705 DTA124EUA SW for external amplifier control Q706 2SB1277 Q R SW for P CON ON P CON output Q707 2SA1037K SW for P CON over electric current protect ON Stop P CON output Q708 DTA124EUA Control S...

Page 5: ...ent Name Application Function Operation Condition Compatibility IC1 MN101C10AAL Panel micom Display mechanism key matrix control IC2 BA3830F BAND PASS IC Spectrum analyzer Signal data from X14 are displayed with strength of frequency Q1 DTC114EUA RST switch H RST Q2 2SK3018 Analog signal AGC Auto gain control of analog signal Q3 UMC3N SW5V H ON Q4 FMC4A SW for VFD logic power source H ON Q5 DTC114...

Page 6: ...panel micom 21 CH_DATAH O Data output to CD CH 22 CH_DATAC I Data input from CD CH 23 CH_CHCLK I O Previous bus Data input from CD CH New bus Data output to CD CH 24 BEEP O Beep output 25 RESET I System reset 26 CH_REQH O Send request output to CD CH 27 CH_CON1 Operation control of CD CH1 28 CH_CON2 Operation control of CD CH2 29 P_ANT Power ANT control 30 P_CON External amplifier power control 31...

Page 7: ... CD_LMON CD mechanism loading motor control ON OFF 59 CD_MSTOP O Stop output to CD mechanism computer 60 CD_MRST O Reset output to CD mechanism 61 CD_MUTE I Mute input from CD mechanism 62 C_MUTE O EQ mute selection SW L 63 C_F R O FWD REV selection L 64 C_MSC O Between music detection mode control L 65 C_NR O DOLBY control ON OFF L 66 C_MS_IN I Between music pulse detection input Hi Z 67 C_MTL O ...

Page 8: ...D_BK O VFD driver blank output L 23 NC O Not used Open L 24 PON O P ON 5V control L 25 NC O Not used Open L 26 PN_SC_REQ O System computer communication Send request output L 27 PN_MC_REQ I System computer communication Reception request input H a Hi Z 28 PN_SC_CON I System computer communication Panel operation control H a Hi Z 29 REMOCON I Remote control signal input 30 KR0 I Key return signal i...

Page 9: ...d By continuing with FM AM key the following items may be selected and I and I keys can be used for adjustment For balance adjustment three steps of Right Center Left are set L15 R15 For fader adjustment three steps of Front Center Rear are set F15 R15 For the amplifier control OFF 2 Test Mode Function at the time of ALL OFF Source By pressing PLAY PAUSE key in an elongated manner during each sour...

Page 10: ...32 C9 C12 C11 C4 R4 C3 C1 C2 R5 R2 R1 R3 C20 W12 W14 R11 W13 C23 R8 C7 R13 R7 C22 C14 R6 C8 C24 R12 R10 C17 C13 R9 C21 E B 1 40 31 30 21 20 11 10 IC1 Q1 X87 3040 00 IC Q address 1 3D 1 4C PC BOARD COMPONENT SIDE VIEW FOIL SIDE VIEW FOIL SIDE VIEW 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...

Page 11: ...04 C711 C313 C312 C213 C212 C907 L901 W26 W24 W27 W23 W28 W29 W31 W11 W8 W32 W34 W17 W16 W25 W22 W20 W33 W19 W21 W2 W3 W13 W10 W9 W7 W6 W5 W4 W14 W12 W15 W18 C311 C210 C211 C310 C706 C903 C616 5 1 2 3 4 7 8 6 12 10 9 11 13 16 9 1 8 1 2 25 24 B E E B E B E B B E B E B E B E E B 1 7 1 2 12 11 10 1 1 17 18 2 1 2 21 20 2 1 21 22 1 10 24 1 D405 IC10 IC11 D702 D715 D404 D705 D706 D709 D704 D703 D401 D80...

Page 12: ... C9 C8 C11 C3 C1 C7 C5 C104 R681 R649 R647 R648 R664 R676 R673 R674 R679 R680 R677 R678 R665 R670 C511 C602 C421 C422 C423 TH1 C505 C507 C501 C503 C504 C719 C709 C712 C716 C902 C905 C906 W42 C908 C608 C609 C607 C611 R106 C618 R105 R104 R4 R3 R2 R6 R207 R205 R210 C315 R208 R108 R107 R203 C317 C410 C414 R1 W40 W41 C209 C309 C203 R109 R110 R733 R732 C204 C306 L8 C15 R719 R654 W39 W37 W38 C407 C110 C1...

Page 13: ...S FCLK DQSY IPFLAG 1 1 16 32 17 25 51 75 76 100 50 26 14 15 28 B E IC1 IC4 D1 S3 S2 Q1 IC2 S1 X32 5010 00 J74 1158 12 IC Q address 1 5Q 2 5R 4 2S 1 4Q X32 5010 00 Refer to the schematic diagram for the values of resistors and capacitors PC BOARD COMPONENT SIDE VIEW 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 8...

Page 14: ... GND Lch TVD R75 MSTOP MRST B E C45 R83 R72 R71 C43 R81 B B E E R77 R108 SW1 CLK DATA R104 SW2 D GND RST C71 R121 R117 5 C72 C68 4 R122 R102 R118 R126 R238 C90 C77 8 C79 C80 1 C78 A 5V LO EJ MUTEL MOTOR R78 C41 D4 CN2 CN1 Q4 Q3 Q2 D2 Q5 IC6 D3 D5 IC Q address 6 4V 2 5V 3 3V 4 4W 5 5V X32 5010 00 Refer to the schematic diagram for the values of resistors and capacitors PC BOARD FOIL SIDE VIEW www x...

Page 15: ...P9 R22 L2 C28 CP6 C10 X1 CP8 R24 C8 C11 CP1 CP2 CP4 CP3 CP7 C4 CP5 R8 R4 18 10 9 1 64 16 17 32 33 48 49 1 1 18 C14 S17 S21 IC2 D8 IC1 CN1 X25 8970 00 J74 1224 12 Q3 D11 Q5 Q4 Q1 D3 D9 D1 Q2 D10 D4 D5 D2 IC Q address 1 3AC 2 3AC 1 3AD 2 2AD 3 2AD 4 4AD 5 4AD X25 8970 00 Refer to the schematic diagram for the values of resistors and capacitors PC BOARD COMPONENT SIDE VIEW FOIL SIDE VIEW www xiaoyu16...

Page 16: ...P 19 0 033 C10 4700P 1000P C23 ARF C8 1 6 8K R10 6 8K R11 4 3K R12 33P C5 3P C6 RF 0 1 C7 R15 820K 36K C16 220P R17 3 9K R18 TE 22K R16 4700P C14 0 047 C15 C17 4700P 12 33K R19 470P C18 92 C19 0 1 R20 100K 10 11 R21 330K R6 2 7K R3 2 7K 27 28 30 29 31 32 0 047 C46 R52 33K R81 32 33 R83 1K 12K R82 C45 0 015 36 4 7 IOP R8 10 R9 IOP 10u6 3 C4 W17 6 1 31 32 29 30 6 1 0 022 C24 3 3K R102 0 1 C68 5 6K R...

Page 17: ... 53 100u50 4 5 C904 100u16 1 FAC C T FAC 2 3 5 NC VO1 4 GND VIN 6 7 22uH C905 0 1 C906 0 01 0 1 C718 100u10 L901 820 R727 C715 220u10 15K C716 R723 R721 100 10u16 C713 0 01 C712 R720 220u25 47u10 220 R722 VIN VREF GND 4 3K R725 24K R724 C714 1 330 R726 B 100K R730 620 C719 0 01 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ILL B ILL GND PON 5V FAC FAC FL33 5V FL GND SC CON MC REQ SC REQ MC CLK MC D...

Page 18: ... 0 1 C12 0 1 C14 W14 W12 33u10 C5 10P C25 10P C26 33u10 C15 W13 180 R5 4 7 R13 0 1 C11 10K VR1 1K R11 10P C9 0 1 C13 47u10 C6 0 01 C7 0 47 C17 3 6K R9 5600P C20 33K R10 560K R8 0 047 C24 0 22 C23 1 2 3 4 5 6 7 8 9 10 MS MODE MTL MUTE F R 1 2 3 OUT R DOLBY B 8V MS OUT OUT L A GND GND Rch Lch 5V 5V FRONT L FRONT R ANT CONT P CON GND ACC GRY VIOL CONT EXT ILLUMI ORG WHT RED 2 1 BLK 16 15 YEL 3 4 5 BL...

Page 19: ...1K R7 1K R6 KR0 PN SC PN MC PN SC PN MC PN MC PN SC REMO KR3 24 29 KR2 KR1 KR0 28 27 26 22 21 KR4 KR5 KS0 KS1 KS2 SK3 29 KR0 F1 F2 28 27 20 19 17 26 16 15 14 21 4 F1 19 15 16 14 22 4 F2 20 17 62 63 64 33 5V 33 5V 33 5V 33 5V 33 5V B 5V B 5V 5V 5V 5V 5V B B B B B B B B IC1 IC2 ED1 A X25 8970 00 Q2 D9 D1 Q1 D2 D3 D4 D5 Q3 Q4 Q5 S A E Q S4 D6 2 S5 1 S2 FUN S1 S6 S3 S13 3 FM S8 VOL S10 ATT 4 AM VOL S9...

Page 20: ...08 N09 4325 08 N09 4326 08 N09 4058 08 N19 2038 08 N19 2136 08 N19 2137 08 N19 2138 08 N09 4327 08 N19 2139 08 58 56 57 52 53 54 CM1 CM2 25 21 24 45 23 65 65 66 66 67 67 10 11 1 31 30 9 9 HD1 17 15 4 22 12 12 20 5 6 7 26 48 48 49 27 94 91 92 94 D N G H C C F B E E E B G H N D 876 Ax2 Ax2 K J J 44 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 21: ...460 420 DPU1 444 403 409 410 447 435 458 467 478 DM2 DM1 424 455 434 432 431 427 429 449 436 430 421 463 464 422 461 461 476 433 407 401 462 408 406 460 460 469 805 873 454 441 482 451 A B C D E F G H J M1 7x2 5 2x3 5 M1 7x4 M2x2 2x6 WASHER 1 2 WASHER 1 6 WASHER 1 6 M2x2 N09 4249 05 N09 4172 05 N09 4202 05 N38 2020 46 N09 4294 05 N19 2023 04 N19 2058 04 N19 2093 04 N39 2020 46 www xiaoyu163 com QQ...

Page 22: ...4 φ2x6 φ3x6 M3x6 φ3x10 M3x4 φ2x5 N09 4463 05 N09 4469 05 N30 2603 46 N30 3014 46 N80 2006 46 N83 3006 46 N30 3006 46 N80 3010 46 N30 3004 46 N09 4377 05 209 725 702 773 719 701 772 803 720 851 P 850 DME 233 248 224 215 212 231 231 205 204 226 246 242 FC1 F1 216 CME 271 DC1 270 FPC1 250 251 228 A B B A Next Page 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...

Page 23: ...0 2008 45 φ2x6 BLK φ2x6 φ2x8 BLK H B B H H H H B B G X25 210 230 230 245 255 208 207 774 723 214 217 229 257 258 260 256 252 259 203 218 213 253 254 710 722 PA1 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 24: ...9756 04 MOUNTING HARDWARE ASSY Ref No A d d N e w Parts No Description Dest inati on 248 2E J90 1011 02 GUIDE FPC1 3E J84 0131 05 FLEXIBLE PRINTED WIRING BOARD 250 2E K24 3716 03 KNOB CD EJ M1 250 2E K24 3717 03 KNOB CD EJ K1 251 2E K24 3721 03 KNOB OPEN K1 251 2E K24 3722 03 KNOB OPEN M1 252 3H K24 3724 03 KNOB DSP 253 3H K24 3726 03 KNOB EQ 254 3H K24 3728 03 KNOB SA 255 1H K25 1288 03 KNOB C EJ...

Page 25: ...73GB1H103K CHIP C 0 010UF K C607 CK73GB1H122K CHIP C 1200PF K Ref No A d d N e w Parts No Description K1 North America M1 Other Areas indicates safety critical components C608 CK73GB1C104K CHIP C 0 10UF K C609 610 CK73GB1E223K CHIP C 0 022UF K C611 614 CK73GB1H103K CHIP C 0 010UF K C616 CE04DW1A101M ELECTRO 100UF 10WV C701 C90 2855 05 ELECTRO 4700UF 16WV C702 CK73GB1C104K CHIP C 0 10UF K C703 704 ...

Page 26: ...GB1J100J CHIP R 10 J 1 16W Ref No A d d N e w Parts No Description R502 RK73GB1J223J CHIP R 22K J 1 16W R506 507 RK73GB1J473J CHIP R 47K J 1 16W R508 RK73GB1J104J CHIP R 100K J 1 16W R601 RK73GB1J472J CHIP R 4 7K J 1 16W R602 603 RK73GB1J102J CHIP R 1 0K J 1 16W R604 RK73GB1J104J CHIP R 100K J 1 16W R605 606 RK73GB1J222J CHIP R 2 2K J 1 16W R609 RK73GB1J471J CHIP R 470 J 1 16W R610 RK73GB1J105J CH...

Page 27: ... DIODE D203 1SR154 400 DIODE D204 206 AM01Z DIODE D204 206 1SR139 400 DIODE D301 302 HZM6 8N ZENER DIODE D301 302 MA3068 ZENER DIODE D303 305 AM01Z DIODE D303 305 1SR139 400 DIODE D306 D1F60 DIODE D306 1SR154 400 DIODE D401 404 DAP202U DIODE Ref No A d d N e w Parts No Description K1 North America M1 Other Areas indicates safety critical components D401 404 MA142WA DIODE D405 DAN202U DIODE D405 MA...

Page 28: ...B30 1564 05 LED 1608 BLUE D8 B30 1575 05 LED 1608 YG C1 C92 1430 05 CHIP C 22UF 16WV C2 CK73GB1E223K CHIP C 0 022UF K C3 CK73GB1H153K CHIP C 0 015UF K C4 CK73GB1E223K CHIP C 0 022UF K C5 CC73GCH1H101J CHIP C 100PF J C6 CK73FB1A225K CHIP C 2 2UF K C7 CK73FB1A105K CHIP C 1 0UF K C8 CC73GCH1H100D CHIP C 10PF D C9 C92 1430 05 CHIP C 22UF 16WV C10 CK73GB1H103K CHIP C 0 010UF K C11 C92 1359 05 CHIP TAN ...

Page 29: ...ates safety critical components C43 CK73GB1H153K CHIP C 0 015UF K C45 CK73GB1H153K CHIP C 0 015U K C46 CK73GB1C473K CHIP C 0 047UF K C55 CK73GB1C104K CHIP C 0 10UF K C68 CK73GB1C104K CHIP C 0 10UF K C71 72 CK73GB1H471K CHIP C 470PF K C77 78 CC73GCH1H680J CHIP C 68PF J C79 80 CK73GB1H222K CHIP C 2200PF K C85 CK73GB1C104K CHIP C 0 10UF K C89 CK73GB1H222K CHIP C 2200PF K C90 CK73GB1C104K CHIP C 0 10U...

Page 30: ...20K J 1 16W R8 RK73GB1J564J CHIP R 560K J 1 16W R9 RK73GB1J362J CHIP R 3 6K J 1 16W R10 RK73GB1J333J CHIP R 33K J 1 16W DOLBY UNIT X87 3040 00 Ref No A d d N e w Parts No Description R11 12 RK73FB2A102J CHIP R 1 0K J 1 10W R13 RK73EB2B4R7J CHIP R 4 7 J 1 8W VR1 2 R12 3100 05 TRIMMING POT 10K W11 12 R92 2052 05 CHIP R 0 J 1 10W W14 R92 2052 05 CHIP R 0 J 1 10W IC1 CXA2560Q ANALOGUE IC Q1 DTC124EK D...

Page 31: ...19 08 PULLEY MID 12 2B D13 1497 08 GEAR P 15 2B J21 9458 08 MOUNTING HARDWARE HEAD P AS 17 2B G02 1332 08 FLAT SPRING HEAD SP P 20 2A D13 1498 08 RACK GEAR OP PLATE A 21 1A D10 4377 08 LEVER EJ LEV A 22 3B D10 4378 08 LEVER SB PL AS 23 2A D10 4379 08 LEVER OP PL HO CASSETTE MECHANISM ASSY D40 1167 05 Ref No A d d N e w Parts No Description K1 North America M1 Other Areas indicates safety critical ...

Page 32: ...PX 4020 35 PARTS LIST 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 33: ...4 at less than 1 THD Preout Level V 1500mV 10kΩ Preout Impedance Ω 600Ω GENERAL Operating Voltage 14 4V 11V 16V Current Consumption 10A Installation Size W 178mm 7in H 100mm 3 15 16in D 155mm 6 1 8in Weight 2 7kg K type FM Section Frequency Range 87 9MHz 107 9MHz Frequency Step 200kHz Channel Space Selection Usable Sensitivity S N 30dB 9 3dBf 0 8µ 75Ω Quieting Sensitivity S N 50dB 15 2dBf 1 6µV 75...

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