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JVC KD-S575 Service Manual Download Page 26

A

B

C

D

E

F

G

1

2

3

4

5

KD-S575

2-1

FM

AM

1

3

TU701

FM / AM

TUNER

16

LCH

RCH

15

18

IC301

E. VOLUME

IC321

POWER AMP

3

4

29

30

13

23

1

11

REAR LCH

FRONT LCH

FRONT RCH

19

15

7

3

REAR LCH

FRONT LCH

FRONT RCH

REAR RCH

IC801

MICOM

KEY 0~2

KEY 0~2

Main section

8

1

IC151

CD LPF

OP AMP

R

L

5

3

REAR RCH

ANT.

TRACKING

FOCUS

Block diagram

IC561

DIGITAL SERVO

DIGITAL SIGNAL 

PROCESSOR

D/A CONNECTOR

OUT R

OUT L

73

75

ARF

IC501

RF AND SERVO AMP

10

44

ARF

PICK UP

36

35

VA

VB

VC

6

4

2

CD RESET,

STATUS,

SUBQ,

SQCK

CD. SENSE,

MLD,

MDDATA

MCLOK,

MONO

SD/ST

S.METER

AGC

IF.C

FMOSC

IC541

SERVO BTL 

DRIVER

Pick up section

Mecha section

LOADING

MOTOR

FEED

MOTOR

SPINDLE

MOTOR

M

SW1

LCD &  key control section

IC601

LCD DRIVER

L 

C
D

LCD.CE, LCD.SO,  LCD-CLK

RESET SW

M

M

RESET

SW1

17

SDA

SCL

CDR

CDL

1

32

17

16

Summary of Contents for KD-S575

Page 1: ...U Other Area Contents Safety precaution Preventing static electricity Location of main parts Disassembly method Adjustment method Flow of functional operation until TOC read Maintenance of laser pickup Replacement of laser pickup Description of major ICs 1 2 1 3 1 4 1 5 1 10 1 11 1 13 1 13 1 14 COMPACT DIGITAL AUDIO ...

Page 2: ...ft over on some parts of the chassis Therefore pay attention to such burrs in the case of preforming repair of this system Safety precaution Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check ...

Page 3: ...ement return the shorted parts to their original condition Refer to the text 2 Do not use a tester to check the condition of the laser diode in the optical pickup The tester s internal power source can easily destroy the laser diode 4 Handling the traverse unit optical pickup 1 Do not subject the traverse unit optical pickup to strong shocks as it is a sensitive complex unit 2 Cut off the shorted ...

Page 4: ... Control unit CD mechanism Display LED key control board Main board Tuner pack Main board Connector to controller Power IC ISO connector Antenna jack Loading motor Mechanism relay board Damper Optical pick up unit Damper Feed motor Spindle motor ...

Page 5: ...he arrow Removing the front chassis See Fig 2 Removing the heat sink See Fig 3 1 Remove the three screws A attaching the heat sink on the left side of the body and remove the heat sink Removing the bottom cover See Fig 4 1 2 Turn the body upside down Insert a screwdriver to the two joints c and two joints d on both sides of the body and the joint e on the back of the body then detach the bottom co...

Page 6: ...Removing the CD mechanism assembly See Fig 7 1 2 3 4 Remove the front chassis Remove the bottom cover Remove the main board assembly Remove the three screws D attaching the CD mechanism assembly from the top cover Removing the LCD key control board See Fig 8 and 9 1 2 3 Remove the front chassis Remove the four screws E attaching the rear cover on the back of the front panel unit Remove the LCD key...

Page 7: ...ickup unit to the appropriate position where the flexible wire of the CD mechanism unit can be disconnected easily Refer to Fig 2 ATTENTION Prior to performing the following procedure remove the CD mechanism control board Remove the two springs f attaching the CD mechanism assembly and the front bracket Remove the two screws B and the front bracket while pulling the flame outward Remove the belt a...

Page 8: ...two screws E and both sides rear damper brackets from the dampers Detach the CD mechanism assembly from the left side to the right side 1 2 3 4 Removing the CD mechanism assembly See Fig 1 6 to 9 The CD mechanism assembly can be removed if only the rear damper bracket on the left side is removed ATTENTION Fig 6 Fig 7 Fig 8 Fig 9 Rear damper bracket Fix arm R Damper D D Damper bracket CD mechanism ...

Page 9: ...up mount nut from the pickup unit Pull out the FD screw 2 Removing the pickup unit See Fig 10 and 11 When reattaching the pickuap unit reattach the part j of the pickup unit then the part i of the FD screw ATTENTION Prior to performing the following procedure remove the CD mechanism control board the front bracket loading motor the CD mechanism assembly and the feed motor assembly Turn up the CD m...

Page 10: ...ers connection Lineout impedance 20K Output Level Line out 2 0V Vol MAX How to connect the extension cable for adjusting Dummy load Exclusive dummy load should be used for AM and FM For FM dummy load there is a loss of 6dB between SSG output and antenna input The loss of 6dB need not be considered since direct reading of figures are applied in this working standard Standard volume position Balance...

Page 11: ...oop ON When the laser diode correctly emits Microprocessor commands Rough Servo Mode CLV Servo Mode ProgramArea CLV Servo Mode Lead In Area Digital 0 RF signal Flow of functional operation until TOC read When the pickup correctly moves to the inner area of the disc TERMINAL Microprocessor commands FMO TC9462 53 FEED MOTOR TERMINAL IC581 5 REST SW When the disc correctly rotates Tracking Servo Loop...

Page 12: ... 15 18 Check the pickup and its connections NO YES YES YES Does the S search waveform appear at IC581 pins 17 and 18 Is the disk rotated Does the RF signal appear at TP1 Is 4V present at IC581 pins 7 and 8 Check the spindle motor and its wiring Is 4V present at IC521 pin 55 Check the vicinity of IC581 Check IC501 and IC521 YES NO NO NO NO NO YES YES YES Check the circuits in the vicinity of IC501 ...

Page 13: ...e this adjustment should be performed to match the characteristics of the whole optical block do not touch the semi fixed resistor If the laser power is lower than the specified value the laser diode is almost worn out and the laser pickup should be replaced If the semi fixed resistor is adjusted while the pickup is functioning normally the laser pickup may be damaged due to excessive current Turn...

Page 14: ...t 2 Block diagram IN1 IN2 IN3 IN4 STBY 2 1 11 13 23 10 TAB PROTECTOR ASO SURGE TSD INPUTBUFFER1 INPUTBUFFER2 INPUTBUFFER3 INPUTBUFFER4 AMP1 AMP2 AMP3 AMP4 MUTE PVCC1 PVCC2 INVCC 12 22 14 18 6 3 4 5 7 8 9 15 16 17 19 20 21 1 23 Description of major ICs ...

Page 15: ...SUBQ AVDD2 CLVS CRC BLKCK CLDCK SBCK SUBC DEMPH RESY FLAG6 RESY EFM DEMODULATION SUBCODE DEMODULATION SYNC INTERPOLATION 16k SRAM CIRC ERROR CORRECTION DEINTERLEVE LRCKIN MSEL BCLK SSEL SRDATAIN PSEL IOSEL DIGITAL DEEMPHSIS 8TIMES OVER SAMPUNC DIGITAL FILTER 1BIT DAC LOGIC S PEM R PEM L DIGITAL AUDIO INTERFACE DIGITAL AUDIO INTERFACE INTER POLATION SOFT MUTING DIGITAL ATTENUATION PEAK DETECTIVE AU...

Page 16: ...al output Kick pulse output Tracking drive output Focus drive output Reference voltage input pin for D A output block TVD FOD FBA TBAL Focus Balance adjust signal output Tracking Balance adjust signal output Focus error signal input Analog input Tracking error signal input Analog input RF envelope signal input Analog input Vibration detect signal input H detect Off track signal input H off track T...

Page 17: ... PDER PDFR TBAL FBAL EF EF OUT TE TE OUT CROSS TE BPF VDET LD OFF VREF ENV 30 24 25 26 23 22 1 4 3 33 32 34 31 36 35 13 14 15 16 20 2 21 6 29 7 28 27 8 9 10 17 11 12 19 ENV CURCUIT RF DET AGC EQ BDO OFTR VCBA VCBA VCBA VCBA 1 Pin layout 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 2 Block diagram ...

Page 18: ... error Inverse input pin for tracking error amp Tracking error signal output Tracking error cross output Input pin of tracking error through BPF Vibration detection signal output Connect to ground Reference voltage output Function APC amp input terminal APC amp output terminal APC ON OFF control terminal Envelope output Ground RF detection signal output Of track status signal output BDO output pin...

Page 19: ...6 25 24 23 22 21 20 19 18 17 16 15 FR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 FR CH 3 4 5 Power supply Output control CH5 CH4 CH2 CH1 CH3 22K 11K 5VREG PNPT r The outside puuting 22K 22K 22K 11K 11K 11K CH1 2 Power supply LA6567H X IC541 Servo BTL driver 1 Pin layout blockdiagram Level shift Level shift Level shift Level shift Thermal shutdown Input Signal system power supply ...

Page 20: ...ent Regulator terminal Outside putting PNP base Regulator terminal Outside putting PNP collector Standard voltage input terminal Signal system power supply It is short with VCC1 VCC2 CH4 Input terminal For gain adjustment CH4 Input terminal 5CH VLO Output voltag set terminal Signal system GND 5CH VLO Signal output switch terminal FWD Input of logic of loading part 5CH VLO Signal output switch term...

Page 21: ...command data output CD LSI command load signal No use No use E volume clock output E volume data output 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 76 75 76 77 78 79 80 CD ON RELAY BBE CTL BEEP SW4 SW1 SW3 REST JOG0 JOG1 CD SENSE STATUS P SAVE2 SD ST REMOCON J BUS INT BAND MONO IFRQ AGC MUTE LEVEL S METER KEY CHANGE KEY2 KEY1 KEY0 P SAVE1 SENS...

Page 22: ... ANT CTRL VCC BATT DET AUDIO OUT CTRL CD OUT ILM AJ ILM OUT GND Output voltage is VCC 1 V when M or H level applied to CTRL pin Output voltage is VCC 1 V when M or H level to CTRL pin and H level to ANT CTRL Connected to ACC Regular 5 7V Output voltage is 5V when M or H level applies to CTRL pin Output for ACC detector L ANT output OFF H ANT output ON Connected to VCC Low battery detect Output vol...

Page 23: ...MUTE ICL IMO IBL IAL Serial data input output Ground output left rear output left front Treble control capacitor left channel or input from an external equalizer Bass control capacitor leftchannel or output to an external equalizer Bass control capacitor left channel Input volume 1 left control part Input loudness left control part Output source selector left channel Not used Not used Input C left...

Page 24: ...KD S575 1 24 8 7 6 5 4 3 2 1 V B OUTPUT B INPUT B INPUT A INPUT A INPUT A OUTPUT V NJM4565M IC151 Operational amp ...

Page 25: ...KD S575 Printed in Japan 200101 V VICTOR COMPANY OF JAPAN LIMITED MOBILE ELECTRONICS DIVISION PERSONAL MOBILE NETWORK BUSINESS UNIT 10 1 1Chome Ohwatari machi Maebashi city Japan No 49592 ...

Page 26: ...R RCH ANT TRACKING FOCUS Block diagram IC561 DIGITAL SERVO DIGITAL SIGNAL PROCESSOR D A CONNECTOR OUT R OUT L 73 75 ARF IC501 RF AND SERVO AMP 10 44 ARF PICK UP 36 35 VA VB VC 6 4 2 CD RESET STATUS SUBQ SQCK CD SENSE MLD MDDATA MCLOK MONO SD ST S METER AGC IF C FMOSC IC541 SERVO BTL DRIVER Pick up section Mecha section LOADING MOTOR FEED MOTOR SPINDLE MOTOR M SW1 LCD key control section IC601 LCD ...

Page 27: ...SS254 T2 0 01 220 10 2SC2412 DTC144EKA X 680p HA13164 39K 47K VMC0334 001 3 3K 47K 100p 1K 1SS254 T2 47K 10 16 0 022 0 022 4 7 25 4 7K 47K 150p 0 1 150p 0 033 0 033 0 22 0 22 22K 22K 27K 27K 27K 27K 2SA1037AK HA13158A 150p DAN202U X 100P LC72366 9989 3 3K 100P 100P 100P 100P 100P 100P 100P 100 16 47k 180 0 01 2SD1048 2SD1048 2 2K 1K 1K 1K QAU0205 001 2 2K 100 TEA6320T DTA114EKA X 2SB1197 2SC2412 2...

Page 28: ...N35510 22 100 10 22 100 10 0 01 12K 12K 12K 12K 56K 56K 100 10 0 1 390P 47P 0 047 0 022 0 022 15K 68K 22K 0 022 470P 0 022 0 01 0 33 0 01 1M 120K 68K 330 100 10 100 10 4 7uH 4 7uH 0 01 220 6 3 0 01 0 022 0 01 0 01 0 022 0 001 0 001 22 16 1K 20K 1K 1K 3 3K 3P 3 9K 0 1 1 50 100P 0 027 0 0047 0 01 0 22 270K 150K 220K 4 7uH 8 2K 820P 1K 1K 1K 1K 1K 1K 0 01 1K 8 2K 3 3K 12K 56K 150K 30K 8 2K 0 0012 CD8...

Page 29: ...0 S21 S22 S23 S24 S25 S26 S27 S28 S29 S30 S31 S32 S33 S34 S35 S36 S37 S38 S39 S40 S41 S42 S43 S44 S45 S46 S47 S48 S49 S50 S51 S52 S1 R612 R658 R653 C603 D642 S614 D617 D613 D616 PL601 PL602 D615 D620 IC602 R661 C612 C611 D614 D609 D612 D611 D610 D605 D608 D607 D606 D601 D604 D603 D619 D618 IC601 LCD1 D602 D641 CJ601 S601 S621 R652 R654 R655 R656 R618 S602 S608 S615 S603 S604 S605 S606 S609 S610 S6...

Page 30: ...R302 R303 R304 R307 R308 R321 R322 R323 R333 R334 R336 R401 R402 R403 R404 R407 R408 R433 R434 R436 R501 R502 R503 R504 R505 R506 R507 R508 R509 R510 R511 R512 R513 R514 R515 R516 R517 R541 R542 R543 R544 R545 R546 R547 R548 R560 R561 R562 R563 R564 R567 R568 R569 R570 R571 R572 R573 R574 R801 R803 R804 R805 R808 R809 R810 R811 R812 R813 R814 R815 R816 R817 R818 R822 R823 R825 R826 R827 R828 R829 ...

Page 31: ...09 R610 R611 R612 R613 R614 R615 R616 R617 R618 R631 R632 R633 R640 R641 R651 R652 R654 R655 R656 S601 S602 S603 S604 S605 S606 S607 S608 S609 S610 S611 S612 S613 S614 S615 S616 S617 S618 S619 S620 S621 FSMW1079A S11 C602 C603 C611 C612 CJ601 D641 D642 IC601 IC602 PL601 PL602 R634 R635 R636 R637 R638 R639 R653 R657 R658 R661 R662 48 49 64 16 17 32 33 1 T11 LCD key control board Forward side Revers...

Page 32: ...assemblies are not available as service parts Contents Exploded view of general assembly and parts list CD mechanism assembly and parts list Electrical parts list Packing materials and accessories parts list KD S575 3 2 3 4 3 7 3 12 Areas suffix U Other Areas ...

Page 33: ...neral assembly and parts list Block No M M M 1 2 1 6 6 6 26 21 25 17 18 29 22 23 19 24 27 28 33 37 32 36 34 35 31 30 31 14 15 11 16 9 13 12 9 40 5 4 38 48 7 3 10 7 42 41 39 44 43 8 8 8 46 46 47 45 Main board LCD key control board 20 ...

Page 34: ...H4036 031 SHEET 1 21 FSXP3053 002 POWER BUTTON 1 22 FSXP3054 002 EJECT BUTTON 1 23 FSXP2034 034 D FUNC BUTTON 1 CD FM AM 24 FSXP4005 029 BBE BUTTON 1 SCM 25 FSXP3068 001 PUSH BUTTON 1 26 FSXP2044 001 COMBO BUTTON 1 27 FSXP3055 001 DETACH BUTTON 1 28 FSKW3002 012 COMP SPRING 1 FOR DETACH BUTTON 29 FSJK3026 001 CD LENS 1 30 FSJC1043 002 REAR COVER 1 31 VKZ4777 001 MINI SCREW 4 FRONT REAR 32 QLD0161 ...

Page 35: ...5 7 91 4 3 7 6 19 18 105 48 43 50 41 42 103 49 49 d 56 107 131 36 107 107 d 38 32 33 130 106 29 108 106 135 104 107 40 63 39 a 51 52 109 132 86 113 113 134 80 117 92 84 c 79 88 93 22 22 89 62 81 82 116 102 101 108 100 133 57 Grease G 31SA G 31SA Bottom side RX 405 CD mechanism assembly and parts list Block No M M M 2 TN CCD1001Z 136J ...

Page 36: ...0310149T REAR DAM BKT Z 1 22 30310151T HUNG UP SP FZ 2 23 30310129T HUNG UP SP R 2 29 30300510T PU GEAR B 1 32 30310544T F M BASE Z 1 33 30310547T FD GR BLK Z 1 36 30310546T PU GUIDE Z 1 38 30310533T THRUST SPR M 1 39 30310548T PU M NUT Z 1 40 30310512T NUT PUSH SPR PL 1 41 30310558T CLP ARM Z 1 42 30310514T CLP ARM SPRING 1 43 30310552T CLAMPER Z 1 48 30310557T CLAMPER PLATE Z 1 49 30310524T DAMP...

Page 37: ...00 9C0620503T C B TAP SCREW 2 M2X5 101 9C2020401T C SCREW TS G 5 M2X4 102 9C4320403T C B TAP SCREW 4 M2X4 103 9C0117223T SCREW 2 M1 7X2 2 104 9C0917703T C TAP SCREW S3 1 M1 7X7 105 9C0320201T C TAP SCREW S3 1 M2X2 106 9C4920013T C TAP SCREW S3 2 M2X10 107 9C4920603T C TAP SCREW B3 4 M2X6 108 9P0220031T TAMS SCREW 2 M2X3 109 9C0314203T C TAP SCREW 1 M1 4X2 110 9C0420253 C TAP SCREW 1 M2X2 5 113 9W0...

Page 38: ...101X C CAPACITOR C 510 NCB31EK 273X C CAPACITOR C 511 NCB31HK 472X C CAPACITOR C 512 NCB31HK 103X C CAPACITOR C 513 NDC31HJ 331X C CAPACITOR C 514 NCB31EK 104X C CAPACITOR C 515 NCB31EK 103X C CAPACITOR C 516 QEKJ1AM 107Z E CAPACITOR 100MF 20 10V C 517 NCS31HJ 821X C CAPACITOR C 518 NCB31AK 224X C CAPACITOR C 519 NCB31EK 473X C CAPACITOR C 520 NDC31HJ 470X C CAPACITOR C 521 NCS31HJ 391X C CAPACITO...

Page 39: ...55 NRS181J 152X MG RESISTOR R 256 NRS181J 223X MG RESISTOR R 301 NRSA63J 223X MG RESISTOR R 302 NRSA63J 222X MG RESISTOR R 303 NRSA63J 473X MG RESISTOR R 304 NRSA63J 473X MG RESISTOR R 307 NRSA63J 273X MG RESISTOR R 308 NRSA63J 273X MG RESISTOR R 321 NRSA63J 473X MG RESISTOR R 322 NRSA63J 181X MG RESISTOR R 323 NRS181J 472X MG RESISTOR R 333 NRSA63J 102X MG RESISTOR R 334 NRSA63J 101X MG RESISTOR ...

Page 40: ...G RESISTOR R 812 NRSA63J 332X MG RESISTOR R 813 NRSA63J 473X MG RESISTOR R 814 NRSA63J 473X MG RESISTOR R 815 NRSA63J 473X MG RESISTOR R 816 NRSA63J 473X MG RESISTOR R 817 NRS181J 472X MG RESISTOR R 818 NRS181J 473X MG RESISTOR R 822 NRSA63J 222X MG RESISTOR R 823 NRSA63J 473X MG RESISTOR R 825 NRS181J 473X MG RESISTOR R 826 NRSA63J 473X MG RESISTOR R 827 NRSA63J 473X MG RESISTOR R 828 NRSA63J 473...

Page 41: ... RESISTOR R 613 NRSA63J 681X MG RESISTOR R 614 NRSA63J 511X MG RESISTOR R 615 NRSA02J 681X MG RESISTOR R 616 NRSA63J 911X MG RESISTOR R 617 NRSA02J 122X MG RESISTOR R 618 NRSA02J 152X MG RESISTOR R 631 NRSA02J 821X MG RESISTOR R 632 NRSA02J 271X MG RESISTOR R 633 NRSA02J 271X MG RESISTOR R 634 NRSA02J 271X MG RESISTOR R 635 NRSA02J 271X MG RESISTOR R 636 NRSA02J 271X MG RESISTOR R 637 NRSA02J 271X...

Page 42: ...KD S575 3 11 M E M O ...

Page 43: ...KD S575 3 12 Packing materials and accessories parts list Block No M M M 3 Block No M M M 4 P1 A8 KIT A3 A7 P7 P6 A11 A1 A2 P4 P2 P5 A9 P3 A10 P2 ...

Page 44: ...AG 1 HARD CASE Item Parts number Parts name Area A Parts list Accessories Q ty Description Block No M4MM A 1 GET0004 001A INSTRUCTIONS 1 A 2 GET0004 002A INSTALL MANUAL 1 A 3 VKZ4027 202 PLUG NUT 1 A 4 VKH4871 001SS MOUNT BOLT 1 A 5 VKZ4328 001 LOCK NUT 1 FOR M5 A 6 WNS5000Z WASHER 1 A 7 FSKL4010 002 HOOK 2 A 8 QAM0013 006 16P CORD ASS Y 1 A 9 FSJD2034 004 TRIM PLATE 1 A 10 FSKM2004 202 MOUNTING S...

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