JVC KD-SX995 Service Manual Download

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KD-SX995

2-5

Printed circuit boards

Forward side

Main board

Reverse side

Main board

BZ841

C31

C32

C33

C40

C42

C43

C48

C49

C50

C51

C52

C53

C54

C55

C71

C73

C77

C81

C83

C91

C161

C162

C163

C164

C171

C172

C173

C174

C911

C179

C181

C182

C241

C242

C245

C251

C252

C253

C254

B13

C261

C262

C301

C302

C305

C306

C311

C312

C315

C316

C317

C318

C361

C362

C363

C364

C365

C366

C367

C368

C369

C381

C382

C383

C384

C385

C386

C387

C388

C389

C390

C710

C711

C781

C784

C841

C851

C881

C901

C902

C903

C904

C905

C907

C908

C909

C910

C914

C915

C961

C962

C963

C964

C965

C966

C967

C968

CN101

CN701

D1 D2

C728

D242

D243

D321

D331

D341

D351

D714

D781

D782

D851

D852

D891

D892

D901

D991

D992

D993

D994

D995

D996

D997

D998

IC31

IC71

IC161

IC251

IC301

IC361

IC381

IC701

IC702

IC771

IC801

IC901

B10

J801

L701

L901

Q31

Q51

Q52

Q81

Q91

Q241

Q321

Q341

Q782

Q881 Q891

R43

R44

R51

R52

R53

R54

R55

R56

R83

R93

R163

R165

R166

R241
R242

R243

R244

R245

R251 R252

R258

R301

R302

R303

R304

R311

R312

R313

R314

R316

R321

R331

R341

R351

R368

R369

R388

R389

R723

R724

R726

R730
R731

R732

R734

R735

R736

R737

R738

R743

R744

R745

R746

R747

R748

R749

R750

R771

R772

R782

R783
R784

R806

R807

R808

R809

R881

R882

R891
R892

R901

S701

S702

S703

TU1

X31

X71

X701

X702

B12

CN251

C729

Q704

R780

C255

C175

J321

D722

D721

C176

C177

R786

CN901

R787

R196

R197

BZ841

C31

C33

C34

C35

C36

C37

C38

C39

C40

C41

C43

C44

C45

C46

C47

C55

C72

C73

C74

C75

C76

C77

C81

C82

C84

C91

C92

C94

C161

C162

C163

C164

C171

C172

C173

C174

D720

D719

C179

C181

C241

C242

C243

C244

C245

C252

C253

B13

C256

C261

C262

R261

C271

C272

C273

C301

C302

C303

C304

C305

C306

C311

C312

C313

C314

C315

C316

C317

C318

C319

C320

C321

C322

C323

C324

C325

C341

C361

C362

C363

C364

C365

C366

C367

C368

C369

C381

C382

C383

C384

C385

C386

C387

C388

C389

C390

C391

C392

C701
C702

C703

C704

C705

C706

C707

C708

C709

C710

C711

C713

C715

C716

C717

C771

C781

C782

C784

C801

C802

C841

C851

C852

C881

C891

C901

C902

C903

C904

C905

C906

C907

C908

C909

C910

C912

C914

C971

CN101

CN701

C257

C728

D242

D243

D271

D272

D701

D702

D703

D704

D705

D706

D707

D708

D709

D710

D713

D714

D781

D782

D784

D901

D902

D971
D972

IC301

IC901

B10

J801

L701

L901

Q53

Q271

Q331

Q351

Q781

Q784

Q841

Q976

Q977

R6 R7

R31

R32

R33
R34
R35
R36
R37

R38

R39

R40

R41

R42

R57
R58

R59

R71

R72

R73

R74

R81
R82

R91
R92

R161

R162

R164

R167

R168

R177

R178

R246

R247

R253

R254

R255

R256

R257

R259

R767

R271

R272

R273

R322

R323

R332

R333

R342

R343

R352

R353

R361

R362

R363

R364

R365

R366

R367

R381

R382

R383

R384

R385

R386

R387

R701

R714

R719
R720

R721

R722

R725

R728

R729

R733

R739

R740

R741

R742

R751

R753

R754

R755

R756

R757

R758

R759

R760

R764

R765

R801

R802

R803

R804

R805

R810

R841

R851

R901

R902
R903

R971

R972

R976
R977

RESET

S701

S702

S703

TU1

VDD

VPP

VSS

X31

X71

X701

X702

B12

CN251

C729

C730

C722

Q702

Q703

Q701

Q705

R781

R10

C255

R766

C804

C803

C175

C720

C721

B14

C725

R768

C731

C732

C727

D718

D717

J321

C724

C726

CN901

R11

C85

C95

D251

Summary of Contents for KD-SX995

Page 1: ... LTD No 49792 2003 03 KD SX995 CD RECEIVER 49792 2003 02 KD SX995 TABLE OF CONTENTS 1 Important Safety Precautions 1 2 2 Disassembly method 1 4 3 Adjustment 1 23 4 Description of major ICs 1 27 Area suffix U Other Areas SOUND VO L VO L SOURCE R F U D ATT ...

Page 2: ...autions Burrs formed during molding may be left over on some parts of the chassis Therefore pay attention to such burrs in the case of preforming repair of this system Please use enough caution not to see the beam directly or touch it in case of an adjustment or operation check ...

Page 3: ...iode in the optical pickup The tester s internal power source can easily destroy the laser diode 1 3 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 part of the flexible cable using nippers etc after replacing the optical pickup For specific details refer to the replacement procedur...

Page 4: ...e following procedure remove the front panel assembly 1 Remove the two screws A on the both sides of the main body 2 Remove the two screws B on the front side of the main body 3 Release the two joints a and two joints b on both sides of the main body 4 Release the two joints c on the bottom side of the main body and remove the front chassis assembly in the direc tion of the arrow Fig 2 Fig 3 Fig 4...

Page 5: ...leasing the joint f using a screwdriver See Figs 6 and 7 Fig 6 Fig 7 2 1 5 Removing the rear bracket See Fig 8 Prior to performing the following procedure remove the front panel assembly front chassis assembly heat sink and bottom cover 1 Remove the three screws E three screws F and three screws G on the back side of the main body 2 Remove the rear bracket REFERENCE During reassembly before fixing...

Page 6: ...is assembly heat sink bottom cover rear bracket and main board 1 Remove the three screws K 1 Remove the five screws J attaching the mecha control board 2 Disconnect the card wire from the mecha connector 3 Move the mecha control board in the direction of the arrow to release it from the joint g Fig 10 2 1 8 Removing the CD mechanism assembly See Fig 11 Prior to performing the following procedure r...

Page 7: ...to performing the following procedure remove the front panel assembly 1 Remove the four screws L on the back side of the front panel assembly 2 Release the nine joints h 3 Take out the front board Fig 12 Fig 13 Fig 14 L L L Joint h Joint h Joint h Joint h Rear cover Front board ...

Page 8: ...1 Removing the top cover See Figs 1 and 2 1 Remove the four screws A on the both side of the body 2 Lift the front side of the top cover and move the top cover backward to release the two joints a Fig 1 Fig 2 A A A Joints a Top cover Joints a Top cover ...

Page 9: ... connector board 2 Solder the short circuit point on the pickup 3 Disconnect the flexible wire from the pickup 4 Move the connector board in the direction of the arrow to release the two joints b 5 Unsolder the wires on the connector board if necessary CAUTION Unsolder the short circuit point after reassembling Fig 3 Fig 4 Fig 5 B Connector board Pickup Short circuit point Joints b Wires Pickup Sh...

Page 10: ... DET switch See Figs 6 and 7 1 Extend the two tabs c of the feed sw holder and pull out the switch 2 Unsolder the DET switch wire if necessary Fig 6 Fig 7 Connector board DET switch Pickup DET switch Tab c Tab c DET switch wire Feed sw holder ...

Page 11: ...ng the chassis unit to the frame CAUTION The shape of the suspension spring L and R are dif ferent Handle them with care When reassembling make sure that the three shafts on the underside of the chassis unit are inserted to the dampers certainly Fig 8 Fig 9 Suspension spring L Suspension spring L Suspension spring R Suspension spring R Chassis unit Frame Chassis unit Frame Shafts Shaft Damper Damp...

Page 12: ... procedure remove the top cover 1 Remove the clamper arm spring 2 Move the clamper assembly in the direction of the arrow to release the two joints d Fig 10 Fig 11 Clamper arm spring Chassis rivet assembly Joint d Joint d Clamper assembly Clamper arm spring Clamper assembly Joint d Joint d Chassis rivet assembly ...

Page 13: ...Remove the screw C and move the loading feed motor as sembly in the direction of the arrow to remove it from the chassis rivet assembly 2 Disconnect the wire from the loading feed motor assembly if necessary CAUTION When reassembling connect the wire from the loading feed motor assembly to the flame as shown in Fig 12 Fig 12 Fig 13 Loading feed motor assembly Loading feed motor assembly C ...

Page 14: ...crew F 2 Reattach the feed sw holder to the feed rack while setting the joint g to the slot of the feed rack and setting the joint f of the feed rack to the switch of the feed sw holder correct ly 3 As the feed sw holder is temporarily attached to the pickup unit set to the gear of the joint g and to the bending part of the chassis joint h at a time CAUTION Make sure that the part i on the undersi...

Page 15: ...at the slot of the chassis rivet assembly respectively and join the joint k at a time Fig 19 Fig 20 2 2 10 Removing the top plate assembly See Fig 21 Prior to performing the following procedure remove the top cover connector board chassis unit and clamper assembly 1 Remove the screw H 2 Move the top plate assembly in the direction of the arrow to release the two joints r 3 Unsolder the wire marked...

Page 16: ...he direction of the arrow to release the joint u 2 Unsolder the wire of the mode sw marked s if necessary 3 Turn the select lock arm in the direction of the arrow to re lease the two joints v 4 The select lock arm spring comes off the select lock arm at the same time Fig 22 Fig 23 Mode sw Select lock arm Joint t Link plate Joint u s Top plate Top plate Select lock arm Select lock arm spring Select...

Page 17: ...x on the underside of the select lock arm and join the select lock arm to the slots joint v Turn the select lock arm as shown in the figure 3 Reattach the mode sw while setting the part t to the first peak of the link plate gear and join the joint u CAUTION When reattaching the mode sw check if the points y and z are correctly fitted and if each part operates properly Fig 24 Fig 25 Fig 26 Select l...

Page 18: ...Figs 29 and 30 REFERENCE Reverse the above removing procedure 1 Reattach the link plate spring 2 Reattach the link plate to the link plate spring while joining them at joint d 3 Reattach the joint a of the select arm R to the first peak of the link plate while joining the two joints b with the slots Then turn the select arm R as shown in the figure The top plate is joined to the joint c CAUTION Wh...

Page 19: ...late 5 Extend the lock arm rivet assembly outward and release the joint j from the boss of the chassis rivet assembly The roller guide springs on both sides come off at the same time CAUTION When reassembling reattach the left and right roller guide springs to the lock arm rivet assembly before reat taching the lock arm rivet assembly to the chassis rivet assembly Make sure to fit the part k of th...

Page 20: ...ver chassis unit pickup unit and top plate assembly 1 Remove the screw K attaching the loading gear bracket The loading gear 6 and 7 come off the loading gear brack et 2 Pull out the loading gear 5 Fig 35 Fig 36 K Loading gear bracket Loading gear 6 Loading gear 5 Loading gear 3 K Loading gear bracket Loading gear 6 Loading gear 5 Loading gear 7 ...

Page 21: ...ff 7 Remove the loading gear 1 8 Move the change plate rivet assembly in the direction of the arrow to release from the three shafts of the chassis rivet assembly upward See Fig 38 9 Detach the loading gear plate rivet assembly from the shaft of the chassis rivet assembly upward while releasing the joint p See Figs 38 and 40 10 Pull out the loading gear 4 Fig 37 Fig 38 Fig 39 Fig 40 Slot m Slot m ...

Page 22: ...lowing procedure remove the top cover connector board chassis unit and clamper assembly 1 Remove the two screws L attaching the spindle motor as sembly through the slot of the turn table on top of the body 2 Unsolder the wire on the connector board if necessary Fig 41 Fig 42 L Turn table L Turn table Spindle motor ...

Page 23: ...ed not be considered since direct reading of figures are applied in this working standard Standard measuring conditions Power supply voltage DC14 4V 11 16V Load impedance 20Kohm 2 Speakers connection Output Level Line out 2 0V Vol MAX How to connect the extension cable for adjusting The cardboard is cut in a suitable size uses for the insulation stand of mechanism EXTSH002 22P Extension cable Caut...

Page 24: ... TOC read out Jump to the first track Play No disc display When the disc correctly rotates Microprocessor commands DMO TC94A14FA 41 Spindle motor IC681 7 Tracking Servo Loop ON RF signal Rough Servo Mode v CLV Servo Mode Program Area CLV Servo Mode Lead In Area Digital 0 83 82 81 0V 6V 4V 2V OFF ON 3 3V Hi Z When the laser diode correctly emits Microprocessor commands SEL TC94A14FA 38 LD CN601 10 ...

Page 25: ... at IC681 pins 10 and 11 Check the circuits in the vicinity of IC681 pins 10 11 and 13 Check the pickup and its connections NO NO NO NO YES YES YES YES YES Is the disk rotated Does the RF signal appear at IC601 pin 19 Is the RF waveform at IC601 pin 19 distorted Proceed to the Tracking section Is 4V present at IC681 pins 6 and 7 Check the spindle motor and its wiring Check the circuits in the vici...

Page 26: ...f 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 la ser pickup may be damaged due to excessive current 3 4 Replacement of laser pickup Is RF output 1 3 0 4Vp p Replace it O K...

Page 27: ...27 SECTION 4 Description of major ICs 4 1 BA3220FV X IC361 IC381 Line out amp Pin layout Block diagram 1 7 8 3220 14 REFR REFL FILTER 8 9 10 11 12 13 14 1 2 3 4 5 6 7 INR NFR FIL NFL CL Vcc INL CL LGND OUTL OUTR RGND CR CR ...

Page 28: ...3 4 Vcc WP SCL SDA 8 7 6 5 1kbit EEPROM ARRAY 7bit ADDRESS DECODER SLAVE WORD ADDRESS REGISTER 7bit 8bit DATA REGISTER CONTROL LOGIC HIGH VOLTAGE GEN Vcc LEVEL DETECT ACK START STOP Pin name I O Description Vcc Power supply GND Ground 0v A0 A1 A2 IN Slave address set SCL IN Serial clock input SDA IN OUT Slave and word addressserial data input serial data output 1 WP IN Write protect input ...

Page 29: ...GND A0 A1 A2 I No use connect to GND SCL I Serial clock input SDA I O Serial data I O of slave and ward address WP I Write protect terminal 8 Vcc 7 WP 6 SCL 5 SDA A0 1 A1 2 A2 3 GND 4 16kbit EEPROM allay 11bit 11bit 8bit Address decoder Slave Ward Address resister Data resister START STOP ACK Control circuit High voltage osc circuit Power supply voltage det ...

Page 30: ...1 30 No 49792 4 4 GP1UM261XK IC602 Receiver Pin layout Block diagram 4 5 IC PST600M G W IC702 System reset Vout Vcc GND Demodulator Integrator Comparator B P F Limiter Amp GND Vdd Vout IN Vout GND 1 3 2 OP1 Co1 ...

Page 31: ... OFF H ANT output ON 8 VCC Connected to VCC 9 BATT DET Low battery detect 10 AUDIO OUT Output voltage is 9V when M or H level applied to CTRL pin 11 CTRL L BIAS OFF M BIAS ON H CD ON 12 CD OUT Output voltage is 8V when H level applied to CTRL pin 13 ILM AJ Adjustment pin for ILM output voltage 14 ILM OUT Output voltage is 10V when M or H level applied to CTRL pin 15 GND Connected to GND 2 1 11 12 ...

Page 32: ...input Block diagram Note CL includes probe and jig capacitance 1 2 3 4 5 6 7 1C 1A 1Y 2C 2A 2Y GND VCC 4C 4A 4Y 3C 3A 3Y 14 13 12 11 10 9 8 Input Output C A Y L X Z H L H H H L Vcc Vcc Input See Function Table 1A 2A 3A 4A 1C 2C 3C 4C 1Y 2Y 3Y 4Y Output Output Output Output Sample as Load Circuit 1 Sample as Load Circuit 1 Sample as Load Circuit 1 1k 1k S1 CL ...

Page 33: ...t Pin function H High level L Low level X Irrelevant Z Off Hhigh impedance state of a 3 stage output Block diagram 14 13 12 11 10 9 8 1 2 3 4 5 6 7 Vcc 4C 4A 4Y 3C 3A 3Y 1C 1A 1Y 2C 2A 2Y GND Input Output C A Y L X Z H L L H H H 1Y 2Y 3Y 4Y 1A 1C 2A 2C 3A 3C 4A 4C ...

Page 34: ...92 4 9 LA47505 IC301 Power amp Block diagram Muting On Time Control Circuit protective circuit Mute circuit Protective circuit Ripple Filter Stand by Switch 11 16 14 13 25 15 10 4 1 12 22 17 19 18 21 23 24 2 3 5 8 7 9 20 6 ...

Page 35: ... OUTFR Output for front Rch 6 Vcc1 2 Power input 7 OUTRR Output for rear Rch 8 GND2 Power GND 9 OUTRR Output for rear Rch 10 VREF Ripple filter 11 INRR Rear Rch input 12 INFR Front Rch input 13 SGND Signal GND 14 INFL Front Lch input 15 INRL Rear Lch input 16 ONTIME Power on time control 17 OUTRL Output for rear Lch 18 GND3 Power GND 19 OUTRL Output for rear Lch 20 Vcc3 4 Power input 21 OUTFL Outp...

Page 36: ...ND VIN1 SW MUTE VREFIN VCCS 3 3VREG REGIN VIN2G VIN2 VIN3G VIN3 FR VIN1 A VIN1 A VCCP1 VO VO VO2 VO2 VO3 VO3 VO4 VO4 VCCP2 VIN4 VIN4G FR H L VIN1_SW H OP AMP_A L OP AMP_B 33k 11k Signal system power supply All outputs ON OFF H ON L OFF MUTE Level shift Level shift Power system GND Signal system power supply 3 3VREG External PTP Tr Power system GND Level shift Level shift 33k 11k 11k 33k 33k 11k ...

Page 37: ...upply 13 VIN4 Input pin for channel 4 14 VIN4G Input pin for channel 4 for gain adjustment 15 VIN3 Input pin for channel 3 16 VIN3G Input pin for channel 3 for gain adjustment 17 VIN2 Input pin for channel 2 18 VIN2G Input pin for channel 2 for gain adjustment 19 REGIN External PNP transistor base connection 20 3 3VREG 3 3VREG output pin external PNP transistor collector connection 21 VCCS Signal ...

Page 38: ...d by connecting an external resistor and capacitor to this pin 76 77 78 CE CL DI I I I Serial data transfer inputs Connected to the controller CE Chip enable CL Synchronization clock DI Transfer data 75 INH I Display off control input INH L VSS Display forced off S1 P1 to S4 P4 L These pins are forcibly set to the segment output port function and held at the low level S5 to S68 L COM1 to COM3 L IN...

Page 39: ...19 18 17 Pin No Symbol I O Function 1 NC Not connect 2 A16 I Address input 3 A14 I Address input 4 A12 I Address input 5 12 A7 A0 I Address inputs 13 15 I O1 I O3 I O Data inputs outputs 16 VSS Ground 17 21 I O4 I O8 I O Data inputs outputs 22 CS1 I Chip select input 23 A10 I Address input 24 OE I Output enable input 25 A11 I Address input 26 27 A9 A8 I Address inputs 28 A13 I Address input 29 WE ...

Page 40: ...Pin layout Block diagram 4 14 NJM4565V X IC572 Dual operational amplifier Pin layout Pin function 8 7 6 5 4 3 2 1 V B OUTPUT B INPUT B INPUT A INPUT A INPUT A OUTPUT V A B 8 7 6 5 1 2 3 4 1 2 3 4 5 6 7 8 AOUTPUT A INPUT A INPUT V B INPUT B INPUT B OUTPUT V ...

Page 41: ... NJU7241F25 X IC651 Regulator Pin layout Block diagram 4 16 NJU7241F33 X IC504 Voltage regulator GND 1 VIN 2 VOUT 3 5 STB 4 NC Short protect 3 VOUT 1 GND Vref VIN 2 STB 5 GND 1 1 2 3 5 4 PIN FUNCTION 1 GND 2 VIN 3 VOUT 4 NC 5 STB ...

Page 42: ...ock 5 XTI I Oscillator input External clock input 6 XTO O Oscillator output 7 DGND Digital ground 8 VDD Digital power 5V 9 VDD2R Analog power 5V 10 AGND2R Analog ground 11 EXTR O Rch common pin of analog output amp 12 NC Non connection 13 VOUTR O Rch analog voltage output of audio signal 14 AGND1 Analog ground 15 Vcc1 Analog power 5V 16 VOUTL O Lch analog voltage output of audio signal 17 NC Non c...

Page 43: ...ORT Vdd Vcc Pin No Symbol I O Function Pin No Symbol I O Function 1 XOUT O Crystal oscillator pin 13 IFC I IF signal input 2 OSC Non connect 14 VDD Power pins for digital block 3 CE I Chip enable input 15 FMIN I FM band local signal input 4 DI I Serial data input 16 AMIN I AM band local signal input 5 CK I Clock input 17 DGND Connect to GND for digital circuit 6 DOUT O Serial data output 18 FMCP O...

Page 44: ...0k 3k 180k 240k 240k 15pF 15pF 40pF 40pF 10pF 60k 60k 22k 22k 94k 94k 14k 50k 20k 20k 20k 40k 50k PEAK 15k 40k 2k 1 75k 1 3V 2k 1k 180k 3k 12k 12k 20k 40k 30k 10pF 50 A BOTTOM PEAK K 1 x0 5 x2 x0 5 x2 PIN SEL APC SW TEB TE BAL RFGC AGC Gian TEB TE BAL VCTRLPIN VCC APC ON 50 12dB Normal mode 0dB HiZ APC ON 0 6dB Normal mode 0dB GND APC OFF LDO H 50 0dB CD RW mode 12dB ...

Page 45: ...king search system 12 RFDC O RF signal peak detection output pin 13 GVSW I AGC FE TE amp gain change pin 14 VRO O Reference voltage VRO output pin VRO 1 2VCC When VCC 3 3V 15 FEO O Focus error signal generation amp output pin 16 FEN I Focus error signal generation amp negative phase input pin 17 RFRP O Signal amp output pin for track count Combining RFRP signal and TEO signal with TC94A14F FA conf...

Page 46: ...e2 H STOP mode 19 21 NC No use 22 REMOCON I Remocon input 23 AVDD A D converter power supply 24 AVREF0 A D reference voltage 25 VOL1 I Volume encoder pulse input 1 26 VOL2 I Volume encoder pulse input 2 27 KEY0 I Key input 0 28 KEY1 I Key input 1 29 KEY2 I Key input 2 30 LEVEL I Level meter input 31 NC No use 32 SM I S METER input 33 AVSS GND 34 35 NC No use 36 AVREF Reference voltage 37 BUS SI I ...

Page 47: ... Data output for PLL IC 68 PLL CLK O Clock output for PLL IC 69 PLL DI I Data input from PLL IC 70 TEL MUTING I Telephone muting detection input 71 NC No use 72 VSS GND 73 DIM IN I Dimmer detector input L Dimmer ON 74 PS1 I Power save1 L ACC off 75 POWER O Power ON OFF control output H Power on 76 CD ON O CD power supply control output H CD power on 77 MUTING O Muting output L Muting on 78 80 NC N...

Page 48: ...t pin L for L channel and H for R channel Output polarity can be inverted by command 3 AOUT O Audio data output pin MSB first or LSB first selectable by command 4 DOUT O Digital data output pin Outputs up to double speed playback 5 IPF O Correction flag output pin When set to H AOUT output cannot be corrected by C2 correction processing 6 VDD3 Digital 3 3V power supply voltage pin 7 VSS3 Digital G...

Page 49: ...H output with UHS H 39 AVDD3 Analog 3 3V power supply voltage pin 40 FMO O Feed equalizer output pin 41 DMO O Disc equalizer output pin 42 VSS3 Digital GND pin 43 VDD3 Digital 3 3V power supply voltage pin 44 TESIN I Test input pin Normally fixed to L 45 XVSS3 System clock oscillator GND pin 46 XI I System clock oscillator input pin 47 XO O System clock oscillator output pin 48 XVDD3 System clock ...

Page 50: ...a output terminal 18 BUS SCK I O JVC BUS clock input output terminal 19 BUSOUT O JVC BUS BUSOUT output terminal 20 CD ON O Power supply 3 3V control for CD 21 CD REQ O CD mechanism power supply on request signal output terminal 22 CD MUTE O CD mute signal output terminal 23 24 DSP RESET O CD DSP reset signal output terminal 25 CCE O CD DSP chip enable output terminal 26 BUCK O CD DSP data clock ou...

Page 51: ...y detection terminal L 8V on 58 REST I CD mechanism rest switch input terminal 59 SW2 I CD mechanism SW2 input terminal 60 RESET I Reset signal input terminal 61 SW1 I CD mechanism SW1 input terminal 62 B DET I Backup power supply detection input terminal H Stop mode 63 P DET I Main power off detection input terminal H HALT mode 64 BUS INT I JVC BUS communication start interrupt input terminal 65 ...

Page 52: ...l processor Pin layout Block diagram 1 14 28 15 MIX Gain Auto Zero Mixing Stage Loudness Volume Soft Mute Treble Bass Input Multiplexer Mono Beep Beep Supply Digital Control I C Bus Zero Cross Mono Fader Mono Fader Mono Fader Mono Fader Mono Fader Mono Fader 2 ...

Page 53: ...KD SX995 No 49792 1 53 ...

Page 54: ... No 49792 AV MULTIMEDIA COMPANY 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan VICTOR COMPANY OF JAPAN LIMITED 200303WPC Printed in Japan KD SX995 ...

Page 55: ...2SCH 2003 03 COPYRIGHT 2003 VICTOR COMPANY OF JAPAN LTD KD SX995 KD SX995 Area suffix U Other Areas Contents Block diagram Standard schematic diagrams Printed circuit boards 2 1 2 2 2 5 6 CD ROM No SML200303 SOUND VOL VOL SOURCE R F U D ATT ...

Page 56: ... 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 57: ...KING TRACKING VA VB VE VF MD LD RWSEL IOP SEL TEB RFGC TE FE RFDC RF FMO DMO TRO FOO BUS0 BUS1 BUS2 BUS3 BUCK CCE DSPRST LOAD LD FE CDON SW1 SW2 REST BUSIO BUSIO BUSSI BUSSO BUSSCK BUSSI SO BUSCLK BCK LRCK DATA SDO LRCK BCK VOUTL VOUTR DACML DACMC DACMD DACCS DSPRST CD L CH CD R CH IO0 IO7 AD0 AD16 OE CE WR MP3RST MP3DA PM3CK DISCSEL CDMUTE CDREQ B DET P DET LOAD FEED LOAD FEED SPINDLE SPINDLE TRA...

Page 58: ... 2SB709A R X 10 16 10K 0 0 1 RB160M 30 X RB160M 30 X 1 50 0 047 RB160M 30 X RB160M 30 X 0 047 1SS355 X 2 2K 47 6 3 0 100P 270K 100P QAX0616 001Z 4 7 2 2K 7P 10P 0 01 1 50 1 50 1 50 1 50 RB160M 30 X QSW0451 001 10K 1000P 0 01 330 100K 0 1 50 RB160M 30 X 47k TDA7404D X 47k 100 22K 100k 10k 100 0 047 RB160M 30 X 10K 1SS133 T1 1 2K 0 47K UN2211 X 1 2K 47k 2 2K 47P RB160M 30 X 0 001 0 1 2 2K 2 2K 10K 1...

Page 59: ...UN2111 X 47k 0 01 NAD0022 103X 100k NAX0430 001X 22P 27P 0 10k 100 6 3 0 47 0 01 1M 0 01 100P 0 1 0 1 1k 330 330 0 027 0 33 47 6 3 100k 470k 470k 470k 470k 0 1 0 1 470k 470k 470k 470k 470k 470k 470k 0 1 100P 0 01 47 6 3 0 1 100P 1k 47u 47u 20k 4 7 35 4 7 35 UN2211 X UN2111 X 12k 30k 12k 30k 120P 120P 4 7 35 4 7 35 4 7k 4 7k 4 7k 4 7k 0 1 0 01 100 6 3 100k 6 8k 3 9k 0 18k 1k 0 047 0 047 0 01 0 047 ...

Page 60: ...L 190UB X X 0 01 LNJ308G81 1 3 X LNJ308G81 1 3 X LNJ308G81 1 3 X LNJ308G81 1 3 X 1 2K LNJ308G81 1 3 X LNJ308G81 1 3 X 1 2K LNJ308G81 1 3 X 1 2k NSW0066 001X 1 2k NSW0066 001X 220p 4 7 6 3 NSW0066 001X NSW0066 001X SML 310LT MN X NSW0066 001X NSW0066 001X NSW0066 001X NSW0066 001X 560 NSW0066 001X NSW0066 001X NSW0066 001X NSW0066 001X LNJ308G81 1 3 X NSW0066 001X NSW0066 001X NSW0066 001X NSW0066 ...

Page 61: ...6 C47 C55 C72 C73 C74 C75 C76 C77 C81 C82 C84 C91 C92 C94 C161 C162 C163 C164 C171 C172 C173 C174 D720 D719 C179 C181 C241 C242 C243 C244 C245 C252 C253 B13 C256 C261 C262 R261 C271 C272 C273 C301 C302 C303 C304 C305 C306 C311 C312 C313 C314 C315 C316 C317 C318 C 3 1 9 C320 C321 C322 C323 C324 C325 C341 C361 C362 C363 C364 C365 C366 C367 C368 C369 C381 C382 C383 C384 C385 C386 C387 C388 C389 C390 ...

Page 62: ...1 R502 R503 R504 R505 R506 R507 R508 R509 R510 R511 R512 R513 R514 R515 R516 R518 R530 R533 R536 R537 R538 R539 R540 R541 R542 R543 R545 R546 R547 R548 R549 R550 R551 R552 R553 R554 R555 R556 R557 R558 R559 R560 R561 R562 R563 R572 R573 R581 R582 R583 R584 R585 R586 R587 R588 R589 R590 R591 R592 R651 R652 R653 R654 R655 R656 R657 R658 R659 R660 R661 R662 R663 R664 R665 R681 R682 R683 R684 R685 R68...

Page 63: ...KD SX995 M E M O ...

Page 64: ...KD SX995 VICTOR COMPANY OF JAPAN LIMITED AV MULTIMEDIA COMPANY 10 1 1Chome Ohwatari machi Maebashi city 371 8543 Japan No 49792SCH Printed in Japan 2003 03 ...

Page 65: ...le as service parts Contents Exploded view of general assembly and parts list Block No M1 CD mechanism assembly and parts list Block No MB Electrical parts list Block No 01 03 Packing materials and accessories parts list Block No M3 M5 KD SX995 3 2 3 5 3 8 3 16 Area suffix U Other Areas ...

Page 66: ...list Block No M M M 1 11 73 75 11 76 68 69 11 72 74 12 8 29 24 70 71 12 18 32 26 13 6 10 27 31 25 30 10 28 13 19 14 14 9 4 16 15 34 3 3 17 23 21 7 61 9 1 9 3 65 2 3 3 67 66 54 53 53 53 53 52 52 46 46 42 41 43 40 45 47 39 51 50 35 36 44 38 37 55 48 49 56 58 59 57 64 63 60 62 5 20 33 Front board 22 52 77 ...

Page 67: ...1 21 VKS3798 002 RELEASE LEVER 1 22 GE30379 001A LOCK LEVER TOP 1 23 VKS3794 003 LOCK LEVER L 1 24 VKS3795 002 LOCK LEVER R 1 25 VKS5563 001 GEAR 1 26 VKZ4786 002 OIL DAMPER 1 27 FSKW4012 001 T SPRING 1 FOR L LEVER TOP 28 GE40144 001A T SPRING 1 FOR RELEASE LEVER 29 VKW5262 001 T SPRING 1 FOR L LEVER R 30 QYSDSF2006M SCREW 1 DAMPER L LEVER 31 VKW5263 002 T SPRING 1 FOR L LEVER L 32 VKZ4777 001 MIN...

Page 68: ...1 59 FSYH4061 002 LIGHTING SHEET 1 60 FSKS3013 001 LENS CASE 1 61 GE30714 001A NAME PLATE 1 62 LV41843 001A LASER CAUTION 1 63 QNZ0449 001 RUBBER CONNE 1 64 QNZ0450 001 RUBBER CONNE 1 65 QUQ105 2207AE FFC WIRE 1 66 QAM0419 001 SUB CABLE 1 67 VYTA500 001 PIN CAP 2 68 QMFZ047 150 T FUSE A 1 69 GE30382 017A REAR BRACKET 1 70 GE40124 001A REG BRACKET 1 71 GE40136 001A IC BRACKET 1 72 QYSDST2606Z SCREW...

Page 69: ... C C D D B a a B TN 2001 1013 111 2 111 37 27 32 23 13 15 99 28 98 83 12 86 121 16 17 124 4 125 1 111 3 3 71 111 93 111 91 92 113 88 89 82 87 20 18 115 90 32 30 38 114 11 85 25 73 111 33 34 74 72 35 26 31 22 36 116 29 112 19 61 24 112 62 21 38 76 95 96 14 97 100 123 81 94 77 75 74 73 84 94 101 100 122 93 75 83 ...

Page 70: ...ELECT LOCK ARM 1 27 30320520T TRIGGER ARM 1 28 30320521T SLIDE HOOK 1 29 30320522T PU SHAFT 1 30 30320525T CLAMPER ARM SPG 1 31 30320526T SELECT L ARM SP 1 32 30320538T SUSPENSION SP R 2 33 30320529T SELECT ARM R 1 34 30320530T LINK PLATE 1 35 30320531T LINK PLATE SPG 1 36 30320523T CUSHION F 1 37 30320524T CUSHION R 2 38 30320539T SUSPENSION SP L 2 61 69011614T PICKUP OPT 725 1 62 64180406T DET S...

Page 71: ...17T DISC ST ARM SPG 1 97 30321118T LD GEAR BRACKET 1 98 30321125T L SIDE PLATE 1 99 30321131T LOAD PLATE SPG 1 100 30321133T LDG ROLLER 2 101 18211223T COLLAR SCREW 1 111 9P0420031T SCREW M2X3 6 TAP 2X3 112 9P0420041T SCREW M2 X 4 2 TAP 2X4 113 9B0320041T SCREW M2 X 4 1 BIND 2X4 114 9C0117183T SCREW 2 SCR M1 7X1 8 115 9C0120203T SCREW 1 SCR M2X2 116 9C0317503T SCREW 1 T SCR M1 7X5 121 9W0130170T P...

Page 72: ...CAPACITOR C 304 NCS31HJ 391X C CAPACITOR C 305 QERF1EM 475Z E CAPACITOR 4 7MF 20 25V C 306 QERF1EM 475Z E CAPACITOR 4 7MF 20 25V C 311 QERF1HM 225Z E CAPACITOR 2 2MF 20 50V C 312 QERF1HM 225Z E CAPACITOR 2 2MF 20 50V C 313 NCS31HJ 391X C CAPACITOR C 314 NCS31HJ 391X C CAPACITOR C 315 QERF1HM 474Z E CAPACITOR 47MF 20 50V C 316 QERF1EM 475Z E CAPACITOR 4 7MF 20 25V C 317 QERF1CM 476Z E CAPACITOR 47M...

Page 73: ... D 782 1SS133 T1 SI DIODE D 784 UDZS11B X Z DIODE D 851 RB160M 30 X SB DIODE D 852 RB160M 30 X SB DIODE D 891 1SS355 X DIODE D 892 1SS355 X DIODE D 901 1N5401 F64 DIODE D 902 1SS355 X DIODE D 971 RB160M 30 X SB DIODE D 972 RB160M 30 X SB DIODE IC 31 TB2118F X IC IC161 TDA7404D X IC IC251 NJM4565M WE IC IC301 LA47505 IC IC361 BA3220FV X IC IC381 BA3220FV X IC IC701 UPD784215AGC199 I C MICRO COMP IC...

Page 74: ...OR R 381 NRSA63J 333X MG RESISTOR R 382 NRSA63J 243X MG RESISTOR R 383 NRSA63J 243X MG RESISTOR R 384 NRSA63J 154X MG RESISTOR R 385 NRSA63J 333X MG RESISTOR R 386 NRSA63J 103X MG RESISTOR R 387 NRSA63J 103X MG RESISTOR R 388 NRSA63J 473X MG RESISTOR R 389 NRSA63J 473X MG RESISTOR R 701 NRSA63J 473X MG RESISTOR R 714 NRSA63J 103X MG RESISTOR R 719 NRSA63J 0R0X MG RESISTOR R 720 NRSA63J 122X MG RES...

Page 75: ...RE142J 102X C RESISTOR 1 0K 5 1 4W R 902 NRSA02J 912X MG RESISTOR R 903 NRSA02J 472X MG RESISTOR R 971 NRS181J 222X MG RESISTOR R 972 NRS181J 222X MG RESISTOR R 976 NRSA02J 203X MG RESISTOR R 977 NRSA02J 822X MG RESISTOR S 701 QSW0451 001 DETECT SWITCH OPEN S 702 QSW0451 001 DETECT SWITCH DETACH S 703 QSW0534 001 TACT SW RESET TU 1 QAU0291 001 TUNER PACK X 31 QAX0616 001Z CRYSTAL X 701 QAX0617 001...

Page 76: ...31HJ 470X C CAPACITOR C 624 NCB31HK 153X C CAPACITOR C 625 NCB31HK 103X C CAPACITOR C 626 NCB31HK 272X C CAPACITOR C 627 NCB31HK 103X C CAPACITOR C 628 NEAD0JM 476X E CAPACITOR C 629 NCB31EK 333X C CAPACITOR C 630 NCB31EK 333X C CAPACITOR C 631 NCS31HJ 471X C CAPACITOR C 632 NCS31HJ 471X C CAPACITOR C 633 NCB31CK 473X C CAPACITOR C 634 NCB31CK 473X C CAPACITOR C 635 NCB31CK 473X C CAPACITOR C 636 ...

Page 77: ...TOR R 548 NRSA63J 472X MG RESISTOR R 549 NRSA63J 472X MG RESISTOR R 550 NRSA63J 472X MG RESISTOR R 551 NRSA63J 104X MG RESISTOR R 552 NRSA63J 104X MG RESISTOR R 553 NRSA63J 183X MG RESISTOR R 554 NRSA63J 333X MG RESISTOR R 555 NRSA63J 101X MG RESISTOR R 556 NRSA63J 0R0X MG RESISTOR R 557 NRSA63J 104X MG RESISTOR R 558 NRSA63J 104X MG RESISTOR R 559 NRSA63J 0R0X MG RESISTOR R 560 NRSA63J 101X MG RE...

Page 78: ...X MG RESISTOR R 655 NRSA63J 0R0X MG RESISTOR R 656 NRSA63J 0R0X MG RESISTOR R 657 NRSA63J 0R0X MG RESISTOR R 658 NRSA63J 474X MG RESISTOR R 659 NRSA63J 474X MG RESISTOR R 660 NRSA63J 474X MG RESISTOR R 661 NRSA63J 474X MG RESISTOR R 662 NRSA63J 474X MG RESISTOR R 663 NRSA63J 474X MG RESISTOR R 664 NRSA63J 474X MG RESISTOR R 665 NRSA63J 474X MG RESISTOR R 666 NRSA63J 474X MG RESISTOR R 667 NRSA63J ...

Page 79: ... RESISTOR R 612 NRSA63J 821X MG RESISTOR R 613 NRSA63J 821X MG RESISTOR R 614 NRSA63J 122X MG RESISTOR R 620 NRS181J 821X MG RESISTOR R 621 NRSA02J 122X MG RESISTOR R 622 NRSA02J 122X MG RESISTOR R 623 NRSA02J 122X MG RESISTOR R 624 NRSA02J 122X MG RESISTOR R 625 NRSA02J 561X MG RESISTOR R 626 NRSA02J 561X MG RESISTOR R 627 NRSA02J 511X MG RESISTOR R 628 NRSA02J 511X MG RESISTOR R 629 NRSA02J 561X...

Page 80: ...KD SX995 3 16 Packing materials and accessories parts list Block No M M M 3 Block No M M M 5 P3 P1 P6 P7 P7 A17 P2 A16 A15 P4 A12 A1 A6 KIT A7 A11 P5 A14 A13 ...

Page 81: ... Block No M5MM A 1 GET0130 001A INST BOOK 1 ENG ARA CHI THA A 2 GET0130 002A INSTALL MANUAL 1 KOR A 3 GET0130 003A INST BOOK 1 ENG ARA CHI THA A 4 GET0130 004A INSTALL MANUAL 1 KOR A 5 LV43177 002A CAUTION SHEET 1 A 6 LVT0918 001B INST SHEET 1 A 7 VKZ4027 202 PLUG NUT 1 A 8 VKH4871 001SS MOUNT BOLT 1 A 9 VKZ4328 001 LOCK NUT 1 A 10 WNS5000Z WASHER 1 A 11 GE40130 001A HOOK 2 A 12 FSJB3001 30C HARD ...

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