JVC KD-SX995 Service Manual Download

Page: 58 / 81

KD-SX995

2-2

KD-SX995

Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.

Rear signal

Tuner signal

Front signal

CD signal

CD-CH signal

To
CD servo
control section
CN501

To
LCD & Key
control section
CN601

Standard schematic diagrams

Main amplifier section

C316

CN901

R738

IC801

IC901

Q782

R739

IC702

R740

C311

C181

R734

D1 D2

D713

R735

R736

IC701

R743

BZ841

R744

R745

R733

C241

IC31

R42

R38

C385

C361

C901

C163

C173

D851

C50

J801

TU1

D852

C182

C81

R81
R91

R11

R786

C724

D994

D998

C48

D993

D997

C271

D271

R161

C252

R164

C272

R163

C273

X31

L701

R162

C36

C35

C46

C172

C162

C161

C171

D992

S702

R746

C39

C47

R808

R807

R39

C91

D996

R759

IC161

R760

R803

R804

R805

R806

R810

C801

D995

VSS

R783

D781

R720

R719

VDD

R758

Q881

VPP

R259

R768

R34

C32

D991

C49

C706

R37

R36

R741

R243

R242

RESET

C243

R244

C301

Q241

D243

R787

C781

C725

R732

R35

R756

X701

C257

X702

C730

R178

R177

R168

R167

Q891

IC361

IC381

C363

R766

C367

R891

R892

C964

C963

C968

C967

C962

R10

R977

R976

C966

C961

C965

IC301

R714

C364

R362

R363

R364

R361

D902

R365

C388

C253

C383

C251

C382

C242

C362

R313

R314

R304

R881

R303

Q784

R882

R301

R43

C38

R44

Q841

R747

R748

R749

Q31

C384

R730

R382

C782

C713

R311

R312

R302

R782

C302

C322

R383

C323

C324

C325

C264

D901

R384

R901

C902

C711

D251

R381

C11

R767

R784

R729

R731

C784

C256

D782

C261

S701

IC771

C255

C365

C381

Q977

C312

C33

C179

C37

R32

C34

C771

R385

R737

C710

R757

R245

R241

C802

S703

R764

R165

R166

D971

R254

R253

C368

C387

C254

R256

R257

R258

R261

Q271

D272

R271

R272

R273

C40

C903

C43

CN101

CN701

D701

C910

C906

C851

C716

C313

R841

C31

R751

C314

C303

C304

C852

R851

R92

C92

C82

R82

D722

D721

Q781

IC251

R369

R368

C392

R31

C245

R765

D703

R750

C911

C904

C41

R51

D714

D892

C319

Q703

Q702

C244

D972

C905

R802

R809

R801

C306

Q701

C318

R753

R721

R722

R723

Q704

Q705

R780

R781

C909

R246

R247

C94

D242

R726

R728

R972

C701

C702

L901

C729

R33

C703

C704

C728

C390

C389

C891

D891

Q976

C95

C804

C369

C386

C366

R251

C85

C907

C908

C803

C707

Q341

D705

D707

D709

D702

D704

D706

Q321

D708

R353

Q331

R352

R252

R971

C317

C717

R342

C841

R351

D784

C912

C320

R316

C315

R341

R903

R902

C722

R725

R40

C721

Q351

R41

C881

R389

R388

C42

C720

C45

R343

R771

D341

D351

D331

D321

C44

R332

C914

C51

R772

C915

R322

R321

R331

R333

R323

C708

C705

R701

C709

D710

C971

C341

C321

C84

R754

R755

R366

R367

R387

R386

R255

C391

C262

C305

4.7/25

QNZ0611-001

4.7K

HD74HC126FP-X

HA13164A

UN2111-X

UN2211-X

4.7K

IC-PST600M/G/-W

4.7K

QMFZ047-150-T

2.2/50

100/16

2.2K

QNB0100-002

4.7

UN2211-X

UDZS5.6B-X

4.7K

47k

2.2K

UPD784215AGC199

10K

QAN0023-001Z

10K

10k

1/50

TB2118F-X

100

4.7/25

3300/16

4.7k

1/50

RB160M-30-X

100P

QNZ0095-001

QAU0291-001

RB160M-30-X

0.01

1/50

1.2K
1.2K

2SD601A/R/-X

2SB709A/R/-X

10/16

10K

0.1

RB160M-30-X

1/50

0.047

RB160M-30-X

0.047

1SS355-X

2.2K

47/6.3

100P

270K

100P

QAX0616-001Z

4.7

2.2K

10P

0.01

1/50

RB160M-30-X

QSW0451-001

10K

1000P

0.01

330

100K

1/50

RB160M-30-X

47k

TDA7404D-X

47k

100

22K

100k

10k

100

0.047

RB160M-30-X

10K

1SS133-T1

1.2K

47K

UN2211-X

1.2K

47k

2.2K

47P

RB160M-30-X

0.001

0.1

2.2K

10K

180k

22k

0.047

12k

2.2/50

2SD601A/R/-X

1SS133-T1

10K

47/6.3

150P

10K

2.2K

47K

QAX0617-001Z

0.039

QAX0401-001

0.047

UN2211-X

BA3220FV-X

47/16

47K

4.7/25

47K

100P

8.2K

20K

100P

LA47505

10K

4.7/25

24k

150K

47K

33K

1SS355-X

33K

4.7/25

10/16

47/16

0.01

2SB624/4/-X

4.7/25

22/16

4.7/25

120K

47k

120K

UN2111-X

4.7K

82K

470

1000P

220

UN2211-X

4.7K

UN2211-X

4.7/25

10K

24k

0.082

0.01

82K

47K

2.2/50

0.1

24k

0.1

47/6.3

1N5401-F64

150K

2.2/50

220/10

UDZS4.7B-X

33K

47k

47K

100/16

0.01

1SS133-T1

10/16

QSW0451-001

BR24L16F-W-X

47/16

4.7/25

2SA1037AK/RS/-X

2.2/50

2SD601A/R/-X

47/6.3

10/16

10P

6.2K

0.047

33K

47/6.3

2.2K

100

47k

1SS355-X

0.01

QSW0534-001

100

10K

RB160M-30-X

470K

100K

4.7/25

0.082

100K

8.2K

10K

820

2SD1781K/QR/-X

1SS355-X

2.2K

100

10/16

47/16

0.047

QGB2027M4-22S

1SS133-T1

QNZ0007-002

47/16

47K

3.3K

0.01

10/16

0.1

390P

220/10

100/10

10K

390P

0.01

10K

22/16

7.5K

0.01

7.5K

UDZS11B-X

UN2111-X

NJM4565M-WE

47K

0.01

0.22/50

510

10K

0.1

10/16

0.047

22K

SLR-56MC3F

1SS355-X

0.022

UN2211-X

0.015

RB160M-30-X

22/16

47K

22k

47K

4.7/25

UN2211-X

22/16

47K

10K

UN2211-X

47k

220/10

180K

0.0047

1SS133-T1

10K

2.2K

22P

27P

QQR0703-001

220/10

10K

27P

220/10

100/10

0.047

100/10

0.1

1SS355-X

UN2211-X

0.0047

0.01

22P

100/10

100K

0.0047

220/10

22P

0.047

2SD1781K/QR/-X

100

2SD1781K/QR/-X

820

47K

2.2K

47/16

0.1

820

0.1/50

2.2k

UDZS11B-X

0.01

0.022

0.01

0.47/50

2.2k

4.7K

9.1K

1SS355-X

0.01

10K

39K

0.01

2SD1781K/QR/-X

10K

22/16

47K

0.01

0.0027

100

270

1SS355-X

0.01

820

100/16

330P

270

0.1

820

2.2k

100

0.047

47k

0.01

0.1

1SS355-X

0.047

150P

0.0047

820

10M

10K

0.01

10/16

4.7/25

DIMMER

REMOCON

CD.L-CH

AGND

CH.R

TU.R

AGND

CD.R-CH

CDMUTE

CDREQ

POWER

CDRESET

B.DET
P.DET

BUSSI/SO

ACC5V

TU.L

BUSCLK

CH.L

VOLDA

VOLCL

CD.L-CH

DISCSEL

10V

ENC1

CD.R-CH

ENC2

CH.L

CH.R

I/O

KEY0

LCDCE

LCDDA
LCDCL

KEY2

KEY1

I/O

BUSSO

BUZZER

BUSSCK

LCDCE

LCDCL

LCDDA

KEY2

KEY1

KEY0

ENC2

BUSSO

BUSSI/SO

BUSCLK

BUSINT

ON5V

AGND

ANT

BUSSCK

VOLDA

VOLCL

LEVEL

PLLDI

TELMUTE

CD8V

PLLCE

VDD5V

PLLDA

PLLCL

BUSSI/SO

SUBWMUTE

TU.OSC

MONO

OUTLF-

SD/ST

LEVEL

/CDMUTE

SK/SP1

FM.VCC

BUSINT

CDREQ

FM/AM

BUZZER

CDMUTE

RESET

POWER

PS2

P.DET

CDRESET

/CDREQ

OUTRF+

RESET

/CDMUTE

/CDREQ

OUTLF+

OUTLR+

OUTLF-

OUTRR+

OUTRF-

PS2

OUTRR-

OUTLR-

OUTRR-

OUTRF-

14.4V

OUTLF+

OUTLR+

MONO

OUTRR+

OUTRF+

REMOCON

ENC1

B.DET

SK/SP1

PLLDI

PLLCL

PLLDA

PLLCE

FM/AM

SD/ST

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 ...

Search results

Summary of Contents for KD-SX995

Reviews:

Related manuals for KD-SX995

Brands by name

Popular brands

JVC KD-SX995, Service Manual

Search results

Summary of Contents for KD-SX995

Reviews:

Related manuals for KD-SX995

Brands by name

Popular brands