JVC KD-MX2900R Service Manual Download Page 61

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CD/MD PLAY SIGNAL

TP422

IC350

TP357

IC550

IC310

C366

IC551

R320

C362

IC471

IC410

IC472

IC360

C312

R300

IC330

R312

R592

TP552

X350

C310

R351

R333

R332

R330

C326

TP500

C328

C327

R340

R327

TP564

TP563

TP562

TP566

Q541

TP567

R480

C358

C359

TP305

L491

R574

C361

IC491

R573

TP553

TP565

TP410

R368

Q351

R596

R500

C360

TP337

C324

C335

C315

R321

IC440

C336

C319

Q310

IC370

TP550

R444

R318

C440

R443

R317

R441

C437

R477

C421

Q311

TP341

R417

R415

R416

R420

R421

R419

C420

C416

R476

R479

TP551

C472

TP412

C471

R370

R431

C445

C443

C441

C442

R519

TP370

IC450

L375

R563

R502

Q552

R578

TP317

TP451

TP450

R568

TP441

R562

R561

R560

R559

R558

R557

R556

R555

R553

C559

R552

R551

R501

C555

X550

R550

IC420

TP442

TP300

TP443

D541

R554

TP421

R324

R325

C311

C317

TP420

C556

R402

TP416

TP417

TP418

TP338

TP415

TP419

TP339

R329

Q553

C325

R331

TP334

TP590

R506

R507

R508

R509

R510

R503

TP301

TP302

TP303

TP304

TP323

TP316

TP314

TP315

SW11

R363

TP322

TP321

R504

R505

L350

R364

R365

R308

R309

TP361

SW9

TP360

TP359

TP358

TP556

R515

L400

Q350

TP568

R367

L301

C304

R511

R513

TP327

TP328

TP329

TP330

TP331

TP332

TP333

TP501

TP502

TP505

TP508

TP509

TP510

R518

R520

R521

R522

R523

R524

R525

R526

R527

R528

R529

R530

R531

TP324

TP342

IC554

R583

CN301

R359

TP411

R360

C363

C557

C435

C323

R350

C301

R315

R314

C321

C436

C330

C353

C352

R352

C354

R354

R581

C332

C331

C329

C403

C404

C333

C300

R580

C355

R356

R353

R355

R362

C356

R357

TP561

C350

C340

C341

TP557

TP558

C418

TP559

TP560

C402

R361

CN502

R334

R335

R595

R588

R589

R590

R591

R471

R338

R566

R567

R571

R307

R572

C491

C492

R582

C367

R587

R369

R597

C493

R598

TP318

C370

R470

TP335

TP325

TP340

TP336

TP326

C320

R319

R478

C322

TP319

R313

C316

CN501

R316

R442

R412

R411

R413

R418

R414

R424

R423

R425

R426

R422

C426

C422

C424

C412

C371

C414

R474

R473

R475

C373

C372

R481

R472

TP413

TP414

C400

C401

R326

TP350

TP514

TP516

TP513

R586

TP512

TP511

L380

TP352

L370

TP351

R579

TP355

TP353

TP354

R575

C448

CN500

R584

R585

C552

C490

TP520

TP570

TP571

C554

C553

TP572

TP573

TP574

TP575

TP576

TP580

TP581

TP582

TP583

TP577

TP440

TP584

TP578

TP579

TP585

R542

R543

CN503

R323

C446

L401

R401

C318

C502

C447

C503

C337

C338

R322

RM551

R336

R337

R576

R577

R310

R311

C313

C314

R328

TP362

C339

C365

R349

R348

R347

R341

R342

R343

R344

R345

R366

R346

R570

TP309

TP306

TP308

TP307

TP311

TP312

TP313

TP310

TP320

TP555

TP554

C357

R339

R358

C351

R593

TP363

TP364

TP365

C364

R455

R454

C558

R594

TP507

TP506

TP504

TP503

TP515

TP517

TP519

R430

R564

R565

C551

CXD2657R

CXP740096-117R

CXA2523AR

0.1

AT24C16N-10SI-X

2.2k

TC7WT241FU-X

M56788FP-W

TC7WT241FU-X

MSM51V17400D1TF

TC7S08F-W

470K

KEY2

NAX0300-001X

22/10

100k

330

4.5V

0.0047

UN5111-X

6.8K

0.01

NQR0155-002X

S-81332HG-KC-X

KEY3

47K

2SA1576A/QR/-X

100K

10/10

ABCD

0.022

2.2k

LB1831M-W

680

0.001

2SB1197K/QR/-X

KEY0

5.6K

10k

0.018

22K

5.6K

0.018

6.8K

0.1

UN5111-X

ILCC

22K

5.6K

4.3K

22K

0.0018

0.018

100K

470K

KEY1

0.1

MDS

0.1

100K

22/16

0.01

AG+DG

LB1930M-X

NQR0155-005X

22k

UN5111-X

47k

22K

22k

22K

0.1

22K

10/10

22K

TC74VHC08FT-X

CL-200IR-X-X

22k

100K

10K

0.1

2SC4081/QR/-X

0.068

MEMODE

QSW0677-001X

4.7K

QSW0677-001X

NQR0155-002X

2SC2412K/RS/-X

NQR0155-005X

150p

QGF0501F3-36X

10k

FED

10k

0.1

10/10

0.01

0.001

10k

470K

4.7k

0.01

0.22

0.47

0.01

680k

470p

4.7k

0.022

0.01

0.0047

0.01

0.047

0.1

4.7k

0.47

3.3k

0.015

150

68P

10P

0.018

220/10

QGA1002F1-02X

100

360

22k

47K

470

47K

4.7K

0.0033

100K

22K

0.1

100

0.0068

2.2K

3.9k

0.01

0.0056

QGF0501F2-12X

22K

5.6K

22K

13K

22K

13K

4.3K

330P

0.0018

330P

22k

100

100k

3.9k

100k

13k

NQR0148-002X

4.7k

8.2k

QGF1022F2-19X

0.01

47P

NAX0301-001X

220

QGF0501F1-08X

100k

0.01

0.1

22/16

0.0068

0.033

10K

NTH5G1M33B103F04TH

13K

100K

10K

22K

56p

56K

0.1

220/4

10K

SCK

2.2

100K

330K

0.01

10K

0.1

100K

10k

A03

A02

A01

A00

A10

A04

A05

A06

A07

A08

A11

XDE

XCAS

A09

XRAS

XWE

XRAS

A11

A10

A00

A01

A02

A03

XCAS

XDE

A09

A08

A07

A06

A05

A04

XRDE

TRR

XWRE

TRF

FOF

FOR

FEEDR

FEEDF

SPF

SPR

XEMP

LOAD-

MDM-

FOCNT

APCREF

ADFG

APCREF

ILCC

XWIH

XQOK

ADFG

AUX1

PHOTOSW

RFGND

FCS+

TRK-

TRK+

FCS-

SW1

CDSPINDLE

ACT-

VCC

MDREST

FEEDR

SQSY

PHOTOSW

AMUTE

CDREST

FEEDF

SW4

SW3

LOADCW

FCS-

LOADCCW

MDREST

ACTCW

SW0

MDSPINDLE

SW9

SW2

SW3

SW4

SW5

MDM+

FCS+

TRK+

SW6

SW2

SW7

MNT1

SW8

XLRF

SW0

CKRF

CDREST

TRK-

FM-

MNT0

ACT+

SW5

FACT+

FM+

FACT-

SW6

SW7

SW8

SW9

SW11

FM+

ACT-

PREQ

CDDRVMUTE

CDM-

ACTCW

ACTCCW

FACTCW

FACTCCW

DRVMUTE

GRSCOR

JBUSSISO

JBUSSCK

SW11

CDM+

DTRF

FOCNT

FACT+

FM-

CDM+

CDM-

MDM+

MDM-

FACT-

LOAD+

ACT+

RESET

PDET

SW1

CDDR

VMUTE

PDET

MAININT

PEAK

ABCD

MVCI

UX1

VMUTE

XINT

TRF

MNT0

MNT1

SRDT

MNT2

CDSPINDLE

MNT3

PEAK

ABCD

FOR

XINT

LDON

XLRF

CKRF

DTRF

XSTBY

CTCCW

MNT1

SPR

PDO

SPF

FOF

RESET

ADCW

TRR

XWRE

AD-

CTCW

CTCCW

AMUTE

XRST

XRDE

USSCK

PREQ

SWDT

SCLK

XLA

XSTBY

ADCCW

GRSCOR

XWIH

AD+

XEMP

MNT0

USSISO

MDSPINDLE

MNT2

MNT3

SENS

XQOK

SRDT

PDO

MVCI

SWDT

SCLK

XLA

SENS

XRST

SQSY

MD/CD Servo control section

Summary of Contents for KD-MX2900R

Page 1: ...ety precaution 1 2 Preventing static electricity 1 3 Instructions 1 4 22 Disassembly method 2 1 Adjustment method 2 17 Flow of functional operation until TOC read 2 23 Maintena ce of laser pickup 2 24 Description of major ICs 2 25 Block diagram 2 50 Standard schematic diagrams 2 51 Printed circuit board 2 55 58 Parts list 3 1 19 This service manual is made from 100 recycled paper TP RDS SOUND DISP...

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

Page 3: ...xt 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 part of the flexible cable using nippers etc after replacing the optical p...

Page 4: ...the front panel assembly Removing the two screws A attaching the front chassis Removing the one screw B attaching the right side of front chassis Removing the one screw C attaching the left side of front chassis Release two joint a fixing the front chassis Release the front chassis from the body Removing the front chassis see Fig 2 4 Release button Front panel assembly Fig 1 Fig 2 Fig 3 Fig 4 A B ...

Page 5: ...de of the body Release the bottom cover from the body 1 2 3 4 5 6 7 Removing the front panel assembly Removing the front panel chassis Removing the bottom cover Removing the one screw E attaching the top chassis Removing the two screws F attaching the side bracket Removing the three screws G attaching the main board Removing the three screws H attaching the top chassis Removing the main board see ...

Page 6: ... the bottom cover Removing the main board Removing the two screws I attaching the mechanism From the left side of the body remove the one screw J attaching the maechanism From the top of the body remove the two screws K attaching the mechanism Removing the mechanism Fig 10 Fig 11 Fig 12 I J I MD servo board MD CD mechanism K ...

Page 7: ...g the operation switch board see Fig 13 14 1 2 Remove the five screws L attaching the front cover Remove the control switch board from the front panel unit Fig 13 Fig 14 L L Operation switch board Front cover ...

Page 8: ...emoving the top cover assembly see Fig 3 Remove the four screws B attaching the top cover assembly To reassemble the top cover assembly confirm that the tab of the assembly is inserted into the slot of the suspension flame unit joint a see Reassembling main blocks 1 Disassembly method of MD CD mechanism Fig 1 MD servo board Flexible wire Suspension flame Flexible wire Fig 3 Top cover ass y Top cov...

Page 9: ...body Since the springs are each different treat them carefully Turn the gear of the F A motor SA counterclockwise to raise the Floating unit Then Shaft b is released Remove the three dampers One blue damper in the rear of the unit two red dampers on the left side and the back side Pull the tab of the damper to release the joint as shown in the Fig 6 NOTE This mechanism has two kinds of damper So h...

Page 10: ...detach the clamper SA in the direction of the arrow 1 2 3 Removing the pickup unit Tra mecha SA see Fig 11 13 Remove the two screws D attaching the ACT motor SA Disengage the drive wheel from the worm wheel of the Act motor SA 1 Fig 8 Clamper base bracket SA Clamper base bracket SA Fig 9 Fig 10 Clamper SA Clamper SA Clamper SA Clamper spring Clamper spring Fig 11 Act motor SA Drive wheel D C C ...

Page 11: ...plate assembly Lift the Media holder SA a little and move the Pickup unit to the MD position side by turning the Drive wheel clockwise Removing the Suspension Flame Unit Turn F A motor SA gear counterclockwise until it stops and allow the groove e of the Slide cam to move to the left Remove the two screws E attaching F A motor SA Then move the F A motor SA in the direction of the arrow to release ...

Page 12: ... Then remove the Media holder SA 1 To attach Media guide BKT insert the bosses on the Media holder and the arm into the slots of the Media guide BKT see Fig 20 To attach the Media holder SA fit part J under the Base chassis in advance see Fig 21 Fig 16 Fig 18 Fig 17 Fig 19 see Fig 16 18 L ROLLER SA L ROLLER SA BASE CHASSIS REVERSE SPRING R REVERSE SPRING L see Fig 19 21 Reassembling the Media Hold...

Page 13: ...r base 1 2 Reassembling the UP Med Guide F and Shutter Ass y Attach the Shutter openers R and L Joint gear and Shutter assembly to the Top cover base see Fig 23 Move each Shutter opener outward in the direction of the arrow to return the Shutter assembly to the initial position Insert both ends of the Up med guide F into the notch of the Top cover base First attach part n Next shift the Up med gui...

Page 14: ...n the three positions between the two CD rollers and Center guide and between the CD roller and CD load arm assembly 1 2 3 Removal of parts for L Roller SA Removing the MD Roller Remove the one Slit washer attaching the MD shaft SA Remove the Stopper MD roller and Washer from the MD shaft SA Remove the MD shaft SA from the MD load arm assembly 1 2 Fig 25 Fig 26 see Fig 25 see Fig 26 CD SHAFT SA CD...

Page 15: ... Ass y Fig 28 RACK SPRING PICKUP UNIT THRUST SPRING S SHAFT SA Fig 29 Removal of parts for the Tra Mecha SA Removing the MC 2 Mechanism Board see Fig 27 Removing the Pickup unit see Fig 28 and 29 1 2 3 4 5 6 7 Remove the Swing spring and Cam plate assembly Remove the one screw J and detach the S shaft spring Remove the Feed motor SA Remove the Pickup unit from the Pickup base At this time move the...

Page 16: ...the Cam plate assembly and Swing spring Make sure to attach the Swing spring and its both ends as shown in the Fig 31 Attach the FPC holder to the MC 2 mechanism board by tightening the two screws I Tape the harness outgoing from the Spindle motor Make sure that the harness is not loose 1 2 3 4 5 6 Fig 30 Fig 31 Fig 28 Fig 27 Fig 29 Reassembling the Tra Mecha SA see Fig 27 31 RACK SPRING PICKUP UN...

Page 17: ...exible harness connected to CN511 Remove the screw M attaching the Load board 1 2 Removal of parts for Chassis Removing the Load Motor SA Remove the two screws N attaching the Load motor SA 1 Fig 32 Fig 33 see Fig 32 see Fig 33 FLEXIBLE HARNESS CN521 CN511 LOAD BOARD M CN522 M N N LOAD MOTOR SA ...

Page 18: ...ach them to the correct positions NOTE 3 Attach the Floating unit to the lifted Suspension flame Then attach the damper Turn the F A motor SA clockwise as shown in the Fig 14 and 34 Then both ends of the shaft is locked see Fig 34 and 14 NOTE4 After attaching the Floating unit confirm that parts u and v in the back of the body are as shown in the Fig 35 Attach the Top cover Ass y see Removing the ...

Page 19: ...37 1 2 3 Removing the Clamper SA Remove the two screws C attaching the ACT motor SA Disengage the Drive wheel from the Worm wheel of the Act motor SA Turn the Drive wheel counterclockwise to move the Pickup unit to the CD position side After moving the Pickup unit as shown in the Fig 12 remove the E ring attaching the Pickup unit Then lift the Media holder SA somewhat detach the Pickup unit with d...

Page 20: ...t Memory to EEPROM CD OK Preset Mode indication 9 Insert TGYS1 SEL ADJ indication 10 Press 1 key EF balance adjustment automatically Pre pitMD ADJ indication 11 Check jitter Pit FBIAS 00 indication 12 Eject Memory to EEPROM Pre pitMD ADJ Preset Mode indication 13 Insert AU1 SEL ADJ indication 14 Press 1 key EF balance adjustment automatically MO PIT ADJ indication 15 Check jitter MOP FBIAS 00 indi...

Page 21: ...cond Then check the auto adjustment is complete correctly Test instrument Jitter meter Reference Model NJM 631B NJM 631C NJM 6350 Maker MEGURO MEGURO MEGURO Media CD Playback MD Recordable MD Test disc CTS 1000 TGYS1 MDW74 AU1 Specification Less than 27ns Less than 27ns Less than 30ns Explanation Item DISC_ERROR_0 DISC_ERROR_1 DISC_ERROR_2 DISC_ERROR_3 DISC_ERROR_4 BLANK_DISC NG_DISC_0 NG_DISC_2 N...

Page 22: ...TO TP350 SWDT TP351 SCLK TP565 SQSY TP561 RESET TP365 MNT3 TP363 NMT1 TP420 MDSPNDLE TP317 LDON TP342 IOP TP341 IOP TP411 FED TP422 CDS TP414 FOD TP413 TRD TP415 DRIVEMUTE TP412 MDS TP340 RF TP324 VC TP339 PEAK TP338 BOTM TP325 TE TP337 ABCD TP334 SE TP335 FE TP552 KEY2 TP553 KEY3 TP551 KEY1 TP550 KEY0 TP419 CDDRIVEMUTE Adjustment point and Test point ...

Page 23: ...vice Error read Indicates up to three preceding errors Reads preset adjustment Read playback adjustment Read the shock proof memory for MD playback Not used for service Micro computer version check Confirms the micro computer version and its usage For example the main and mechanism is indicated as V113_ _0522A If new changer is connected ERROR CLEAR and ERROR READ will appear Select them by New CH...

Page 24: ... time over at CD eject Actuator motor time over at CD eject F Actuator motor no function at MD eject F Actuator motor time over at MD eject Actuator motor no function at MD eject Actuator motor time over at MD eject Loading motor no function at MD eject Loading motor time over at MD eject Photo switch time over at MD eject SW13 time over SW4 no change SW7 no change SW8 no change SW9 no change SW11...

Page 25: ...ck Skip function time out Address data 1 s no read at playback Address data 1 s no read at TOC read Address data 1 s no read at TOC read High temperature error at movements Insert media Insert media Insert media 04 81 82 83 83 83 83 82 82 82 84 84 84 84 80 80 80 80 80 70 91 92 93 0051 0052 0053 0054 0055 0056 0057 0058 0059 0060 0061 0062 0063 0064 0065 0066 0067 0068 0069 0070 0091 0092 0093 ERRO...

Page 26: ... disc select Premaster of Recordable Auto focus and focus on Disc is rotated Automatic tuning of IVR and EF balance Automatic tuning of focus error gain Automatic tuning of tracking error gain TOC read Play disc Check point Confirm that the voltage at the pin 35 of CN301 are 0V Confirm that the voltage at the pin 1 of IC 550 are 4V ...

Page 27: ...uld 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 Replace the pickup with a...

Page 28: ...OUT1 1 IN1 2 IN1 3 GND 4 8 Vcc 7 OUT2 6 IN2 5 IN2 1 2 BA10358F XE IC851 Dual operation amplifier 1 Pin layout Block diagram ...

Page 29: ... 1 IN1 2 IN1 3 VEE 4 BA15218F XE IC101 107 Dual operation amplifier 1 Pin layout 2 Block diagram Q19 Q17 Q16 OTHER CH R9 R6 R8 R7 R5 R4 R3 R2 R1 D1 C1 Q18 Q13 Q11 Q8 Q5 Vcc VEE OUTPUT IN IN Q1 Q3 Q4 Q2 C2 Q9 Q6 Q7 Q10 Q12 Q14 Q15 Q114 ...

Page 30: ...ctor of PNP Tr To be connected with the base of PNP Tr Voltage supply for ACC block Control of the COMP output by inputting voltage This voltage supply is for microcomputer This voltage supply for audio This voltage supply for CD Output selector of CD AUDIO ILM and Vcc B To be connected with the BACK UP of car Output voltage is adjustable ILM output voltage adjustable Ground Vcc C Vcc B COMP ACC V...

Page 31: ...nt input for main beam servo signal B current input for main beam servo signal C current input for main beam servo signal D current input for main beam servo signal E current input for side beam servo signal F current input for side beam servo signal Reflection light quantity monitor signal input Laser APC output Reference voltage input for the laser power intensity setting Connect to GND Connects...

Page 32: ...flection light quantity signal output for the main beam servo detector RF ABCD bottom hold signal output Peak hold signal output for the RF ABCD signals RF equalizer output Connects the RFAGC capacitor RFAGC input User comparator output User comparator non inverted input Connects the capacitor for ADIP amplifier feedback circuit User operational amplifier output User operational amplifier inverted...

Page 33: ... CONTROLLER CD SHOCK RESISTANT MEMORY CONTROLLER EFM ACIRC DECODER EFM CIRC DECODER COMP PLL ANALOG MUX SUBCODE PROCESSOR MONITOR CONTROL PWM GENERATOR PCO FILI FILO CLTV PDO RFI ASYI BIAS ASYO ADFG FGIN SPFD SPRD F0CNT APC FE TE SE PEAK BOTM ABCD AUX1 AUX2 DCHG VC ADIO ADRT ADRB DTRF CKRF XLRF XRST XLAT SWDT SCLK SRDT SENS MNT0 MNT1 MNT2 MNT3 GRSCOR XEMP XWIH XRDE XWRE XQOK SPSL OSCI OSCO FS4 MVC...

Page 34: ...erter Crystal oscillation circuit input Crystal oscillation circuit output GND for D A converter GND for D A converter Internal D A converter left channel output Power supply for D A converter Power supply for D A converter Internal D A converter right channel output GND for D A converter Test input Connect to GND for D A converter Digital GND Right channel mute flag Active for zero data detection...

Page 35: ...ak hold input from CXA2523A Reflection light quantity signal bottom hold input from CXA2535A Reflection light quantity signal input from CXA2523A Focus error signal input from CXA2523A Auxiliary A D input Connect to the power supply when not used Center voltage input from CXA2523A A D converter input signal monitor output Analog power supply Upper limit voltage input of the A D converter operating...

Page 36: ...Sled servo drive PWM output Digital power supply Spindle servo drive output PWM or polarity Spindle servo drive output PWM or PWM absolute value MD Spindle CAV servo FG input CD DRAM read enable signal CD DRAM write enable signal CD DRAM read disable signal CD DRAM write disable signal CD Subcode Q OK input CD Serial parallel select signal of command for controlling the memory control Low parallel...

Page 37: ... PH0 PH7 PI0 PI7 PJ0 PJ7 A D CONVERTER 12 BIT PWM GENERATOR 0 12 BIT PWM GENERATOR 1 REMOCON IN SERIAL INTERFACE UNIT CH0 BUFFER RAM SERIAL INTERFACE UNIT CH1 BUFFER RAM SERIAL INTERFACE UNIT CH2 16 BIT CAPTURE TIMER COUNTER 4 8 BIT TIMER COUNTER 0 8 BIT TIMER 1 8 BIT TIMER 3 8 BIT TIMER COUNTER 2 FIFO UART RECEIVER UART TRANSMITTER UART BAUD RATE GENERATOR PORT K AN0 AN11 RxD TxD PWM0 PWM1 CS0 SI...

Page 38: ... a unit of single bits I O port I O can be set in a unit of single bits I O port I O can be set in a unit of single bits I O port I O can be set in a unit of single bits I O port I O can be set in a unit of single bits Operated as N ch open output for midium voltage drive and large current Operated as N ch open output for midium voltage drive and large current Operated as N ch open output for midi...

Page 39: ...ent input for 8 bit timer counter 0 UART reception data output UART transmission data output Analog input to A D converter Analog input to A D converter Analog input to A D converter 8 bit port Lower 2bits are for input upper 6 bits are for output 12 bit PWM output 12 bit PWM output External interrupt input External interrupt input Serial data input CH1 Serial data output CH1 Serial clock I O CH1 ...

Page 40: ... 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 Inputs Outputs C L H H A X L H Y Z H L 1 2 3 4 5 6 7 14 13 12 11 10 9 8 HD74HC126FP X IC761 Buffer 1 Pin layout 3 Block diagram 2 Function ...

Page 41: ...s Input 4K Refresh Product Address Input 2K Refresh Product Data In Out Power 3 3V Ground No Connection Vcc Vss Substrate Bias Generator X16 Parallel Test RAS Clock Generator Row Presecoder 11 12 11 12 RAS Refresh Counter Refresh Counter Address Buffer Cloumn Predecoder 11 12 CAS Clock Generator Data Input Buffer DQ0 3 DQ0 3 4 4 4 4 Data Output Buffer 11 10 Row Decoder Memory Array 4 194 304 x 4 S...

Page 42: ...RAME GND 15 IN3 14 OUT3 13 Vs2 12 OUT4 11 IN4 10 NC 9 FRAME GND IN1 3 H L H L IN2 4 L H H L OUT1 3 H L L OFF OUT2 4 L H L OFF MODE Forward Reverse Brake Standby 2 Truth table VCC VS2 VS1 OUT1 OUT2 OUT3 OUT4 F GND IN1 IN2 IN3 IN4 Controller Controller LB1831M W IC440 Motor driver 1 Pin layout 3 Block diagram ...

Page 43: ...P GND IN1 L H L H IN2 L L H H OUT1 OFF H L H OUT2 OFF L H H Mode Standby Forward Reverse Brake 2 Truth table 1 Pinlayout 3 Block diagram LB1930M X IC450 Motor driver M OUT2 OUT1 S 80k 80k 60k 60k P GND Control block CPU IN2 IN1 VCC C1 1 F ...

Page 44: ...on 1 58 59 60 65 66 67 68 69 71 72 73 74 75 76 77 78 79 80 O O O O I O I I I I I O Segment driver output terminal Common driver output terminal Common driver output terminal Common driver output terminal Power supply for logic section Power supply for LCD driver section LCD voltage input terminal Connect to ground Oscillation output terminal Oscillation input terminal Reset signal input terminal C...

Page 45: ...er serial data control Common driver outputs The frame frequency f0 is given by f0 FOSC 384 Hz Key scan outputs Although normal key scan timing lines to be inserted in the timing lines to prevent shorts since these outputs are unbalanced CMOS transistor outputs these outputs will not be damaged by shorting when these outputs are used to form a key matrix The KS1 S41 and KS2 S42 pins can be used as...

Page 46: ...2 VM2 OUT2 IN2 IN2 VREFO VREF REGB REG Vm1 VBS1 VBS2 VBS1 VBS1 VBS1 VBS1 VBS2 VBS1 E1 E2 CH1 X5 CH2 X5 VREF VREG 1 25V 1 4 CH 5CH TSD SLEEP Low Open MUTE ON BIAS Hi Sleep VREFO R R R R Vrefm1 Vm1 Vm2 Vrefm2 VBS2 VBS2 VBS2 VBS2 VBS2 VBS2 E3 E4 E5 CH3 X8 CH4 X8 CH5 X8 M56788FP W IC410 5ch Actuator driver 1 Pin layout 2 Block diagram ...

Page 47: ...A OUTPUT 1 A INPUT 2 A INPUT 3 V 4 8 V 7 B OUTPUT 6 B INPUT 5 B INPUT V OUTPUT V INPUT INPUT NJM2100M W IC781 Dual operation amplifier 1 Pin layout 2 Block diagram ...

Page 48: ... Vc 2 3 Vo 4 Vadj 5 GND IC 1 2 3 4 5 DC input Vin ON OFF control Vc DC output Vo Output voltage adjustment Vadj GND PQ20VZ11 X IC981 Regulator 5 1 1 Pin layout 3 Pin function 2 Block diagram Pin No Function ...

Page 49: ...RPM6938 V4 IC641 R M Receiver VCC ROUT GND VCC 22kohm Comp AMP Detector BPF I V conversion fo trimming circuit AGC PD Magnetic shield ...

Page 50: ...1 2 3 1 Vout 2 GND 3 Vin VREF 2 GND 1 VOUT VIN 3 S 81332HG KC X IC491 Regulator 1 Pin layout 2 Block diagram ...

Page 51: ...or 1 Pin layout 2 Pin function 3 Block diagram 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Quality indication output RDS data output Reference voltage output 0 5VDDA Multiplex signal input 5V supply voltage for analog part Ground for analog part 0V Sub carrier input to comparator Sub carrier output of reconstruction filter Oscillator mode test control input Test e...

Page 52: ...TC74VHC08FT X IC420 NAND gate 1A 1 1B 2 1I 3 2A 4 2B 5 2Y 6 GND 7 14 Vcc 13 4B 12 4A 11 4Y 10 3B 9 3A 8 3Y 1 Pin layout Block diagram ...

Page 53: ...1 2 3 IN B IN A Vss 5 4 VDD OUT X A B Vcc GND Y TC7S08F W IC330 Buffer 1 Pin layout 2 Block diagram ...

Page 54: ...1 2 3 4 8 7 6 5 Vcc G Y1 A2 G A1 Y2 GND TC7WT241FU X IC471 472 Buffer 1 Pin layotu Blocl diagram ...

Page 55: ... 14 15 16 17 18 19 20 21 22 23 VCC OUTFR GND1 OUT1FR OUT2RR GND2 OUT2RR VCC DIAG OUT IN1FR IN2RR GND IN3RL IN4FL MODE VCC OUT3RL GND3 OUT3RL OUT4FL GND4 OUT4FL VCC Supply voltage 1 Output 1 Power ground 1 Output 1 Output 2 Power ground 2 Output 2 Supply voltage 2 Diagnostic output Input 1 Input 2 Signal ground Input 3 Input 4 mode select switch Stand by mute operating Supply voltage 3 Output 3 Pow...

Page 56: ...erial data input output Ground output left rear output left front Treble control capacitor left channel or input from an external equalizer Bass control capacitor left channel 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 source Not used Inpu...

Page 57: ...ight control Rotary volume signal A input Rotary volume signal B input TEL mute input Connect to GND Connect to VDD External dimmer control input Panel detach detection switch Panel connector detection LINE function interrupt signal LINE input enable Audio cruise pulse detection terminal FM AM IF count signal input Connect to VDD FM AM oscillation signal input Non connection Connect to GND PLL err...

Page 58: ...put Slot light control output Power supply IC control signal output Mute control signal output Non connect Mechanism CPU reset signal output Mechanism power supply control signal output Remote controller signal input J BUS interrupt signal input Mechanism power supply require signal input Front panel key input detection RDS clock signal Power save1 ACC detection Power save2 BATTERY detection Regul...

Page 59: ...ER AMP IC911 REGULATOR IC781 CRUISE LCD IC310 RFAMP IC410 DRIVER IC350 DSP IC550 MICOM IC551 EEPROM IC360 DRAM VR631 REMOCON IC601 LCD DRIVER IC621 LCD DRIVER SW S661 S680 Q841 FAN CONTROL FAN PICKUP MOTOR MC2 MECHANISM LINE IN LINE OUT DIN JACK CHANGER MEMORY LINE TO CAR BATTERY ACC Radio out RDS DATA MD CD OUT 14V 9 3V 5 8V ...

Page 60: ...47k 0 01 2SC2412K R X 2SC2412K R X 0 022 220p 2 2 50 47 6 3 0 01 47p 82p 2 2k 2 2k 2 2k 10 QAX0263 001Z 0 1 470 220p 0 0082 82k 0 033 3 3k 47k 47k RB160L 40 X RB160L 40 X RB160L 40 X RB160L 40 X RB160L 40 X RB160L 40 X 4 7k 4 7k 47k DTA114EKA X 47k 47k 10 16 10 16 47k 47k 12k 12k QNZ0090 001 TDA8568Q N3 0 QQR0703 001 100p 100p 100p 100p 100p 100p 100p 100p 220p 220p 1k LM2595S ADJ W QQL45AK 680 QQ...

Page 61: ...MSM51V17400D1TF 10 TC7S08F W 470K NI KEY2 NAX0300 001X 22 10 100k 330 330 330 NI 4 5V 1 0 0047 1M 0 UN5111 X 6 8K 0 01 1 NQR0155 002X NI 1 S 81332HG KC X NI KEY3 47K 2SA1576A QR X 100K NI 10 10 ABCD NI 1 0 022 2 2k LB1831M W NI 680 0 001 2SB1197K QR X NI KEY0 5 6K 10k 0 018 22K 10 5 6K 0 018 6 8K 0 1 UN5111 X ILCC 22K 22K 5 6K 4 3K 22K 22K 0 0018 0 018 100K 470K KEY1 0 1 MDS 0 1 0 100K 1 NI 22 16 ...

Page 62: ...B X 47k 1000p 0 1 0 1 4 7 10 220p 0 1 0 1 0 1 4 7 10 4 7 10 10 0 047 82 1 8W 10k 270 1 8 150 1 8 270 1 8 150 1 8 270 1 8 3 3k 3 3k 0 UDZS6 2B X 150 1 8 560 1 8W UDZS6 2B X 0 2 7k UDZS6 2B X 82 1 8W 3 3k 680 1 8W SML 210LT LM X 270 1 8W 150 1 8W 82 1 8W 82 1 8W 220 1 8W 10k 82 1 8W 82 1 8W 4 7 10 C1 SEG32 SEG31 SEG30 SEG29 SEG28 SEG27 SEG26 SEG25 SEG24 SEG23 SEG22 SEG21 SEG20 SEG19 SEG18 SEG17 C2 C...

Page 63: ... 10k 0 01 0 033 560 5p 0 0 1 1 56K 0 47 0 0 1 0 1 0 22 47p 0 01 10k 1M 0 01 1 10p 39p 10 0 10p 100 1k 0 47 5p 0 10p 100k 100k 0 390p 0 01 220 0 022 100k 100k 100k 22p 100k 0 022 0 1 0 022 1k 10p 120p 0 100 510 2 2k 1mH 0 1 30k 100 2200p 0 022 2 2 3 3 8 2k 12k 560 1 8k 0 0 1 33k 22k 0 022 6 8p 20k 30p 30p 100 1M 0 022 27p 0 18p 1k 1k 2 2k 1k 1000p 1000p 8 2k SD STEREO S METER GND STOP REQUEST SNC S...

Page 64: ...Printed circuit boards Main board old type Forward side Main board old type Reverse side ...

Page 65: ...Main board new type Forward side Main board new type Reverse side ...

Page 66: ...MD CD Servo board Forward side Switch board Forward side ...

Page 67: ...MD CD Servo board Reverse side Switch board Reverse side ...

Page 68: ... available as service parts Contents Exploded view of general assembly and parts list MD CD combination mechanism assembly and parts list Electrical parts list Packing materials and accessories parts list KD MX2900R 3 2 3 5 3 9 3 18 Area suffix E Continental Europe ...

Page 69: ...3 9 9 1 2 33 7 7 31 15 45 16 26 23 25 24 43 42 41 83 18 19 26 21 22 20 70 70 26 81 12 82 14 6 5 68 10 11 74 77 LCD1 79 76 75 59 56 64 67 62 54 51 32 38 36 28 29 39 40 37 30 66 66 66 72 65 57 63 50 78 49 49 49 47 53 48 55 35 85 84 44 17 27 34 17 52 58 61 60 46 14 73 71 80 12 ...

Page 70: ...SH 1 26 QYSDST2605Z SCREW 3 27 LV31024 001B FRONT CHA ASS Y 1 28 VYTA529 001 BLIND 1 FOR F CHASSIS 29 LV40880 002A OPEN LEVER 1 FOR F CHASSIS 30 LV31025 001B LOCK LEVER TOP 1 31 LV31026 001B LOCK LEVER L 1 FOR F CHASSIS 32 LV31027 001B LOCK LEVER R 1 FOR F CHASSIS 33 LV31028 002B LOCK LEVER KNOB 1 FOR F CHASSIS 34 LV41900 001A COMP SPRING 1 35 LV31043 002B DETECT SW LEVER 1 36 VKZ4777 003 MINI SCR...

Page 71: ...65 FSJK4009 001 REMOTE LENS 1 66 VKZ4777 001 MINI SCREW 5 67 LV41652 001B BRACKET 1 68 LV31034 001A NAME PLATE 1 70 VYTA500 001 PIN CAP 4 FOR PIN JACK 71 VMA4631 002 SHIELD PLATE 1 72 LV41618 001B KNOB GUIDE 1 73 QMFZ036 100 J1 FUSE A 1 10A MINI FUSE 74 LV31029 001A LIGTING CASE 1 75 LV31030 001A LCD CASE 1 76 FSJK3028 001 LCD LENS 1 77 LV41916 001A LIGHTNG SHEET 1 78 FSKS3017 001 L E D HOLDER 1 7...

Page 72: ...193 84 23 37 182 151 MD CD combination mechanism assembly and parts list Block No M M M 2 Grease EM 30L EM 30L UD 24H2 EBS0005 002B BOTTOM SIDE BOTTOM SIDE MC2 2 ...

Page 73: ...ASS 1 22 VKL2781 004 M GUIDE BASE 1 23 WDL163225 0 SLIT WASHER 1 24 VKR4765 001 GEAR 2 2 25 WDL163225 0 SLIT WASHER 2 26 VKR4766 001 DRIVE GEAR 4 27 VKR4767 001 WORM WHEEL 1 28 VKR4768 001 BUSH ROLLER 1 29 VKS5582 001 STOPPER 1 30 VKS5612 004 1 31 VKS5583 002 SHAFT HOLDER L 1 32 VKS5584 001 SHAFT HOLDER 1 33 VKS5585 001 CENTER HOLDER 1 34 VKS3807 004 LO MED GUIDE L 1 35 VKS3830 003 LO MED GUIDE R ...

Page 74: ...6 008 UP MED GUIDE 1 76 VKS5590 003 CARTRIDGE DETEC 1 77 VKZ4539 026 MINI SCREW 3 FOR UP MED GUID 78 VKZ4539 026 MINI SCREW 4 TO SUS FRAME 79 VKM3945 00B SUS FRAME ASS Y 1 80 VKM3946 001 F LOCK SLDR 1 1 81 VKM3947 003 F LOCK SLIDER 1 82 VKM3948 002 F LOCK SLDR C 1 83 VKM3949 001 SLIDE CAM 1 84 VKZ4539 026 MINI SCREW 2 85 VKL7930 00A F A MO BKT ASSY 1 86 VKR4771 002 WORM WHEEL ACT 1 87 VKR4772 003 ...

Page 75: ...MINI SCREW 1 131 QWE520 07AZAZ WIRE 1 132 QWE522 07AZAZ WIRE 1 133 VKZ4740 001 SPACER 2 134 VYSA1R4 097 SPACER 1 135 VKY4739 002 S SHAFT SPRING 1 136 VKZ4539 026 MINI SCREW 4 137 VKS3810 001 PICK UP GUIDE 1 139 QAL0082 002 PICK UP A 1 140 VKY4740 001 RACK SPRING 1 141 QYSPSPT1416M MINI SCREW 2 142 VKY4741 001 THRUST SPRING 1 143 QYSPSPT1716M MINI SCREW 1 144 VKS5611 001 FPC HOLDER 1 145 VKZ4539 02...

Page 76: ... SPRING 1 FOR SELECTOR 180 QUQ105 0806AC CARD WIRE 1 181 LV40526 003A MD C GEAR 2 1 182 LV40527 002A MD C GEAR 1 1 183 VKZ4539 026 MINI SCREW 1 184 VKW5330 002 SUSPENSION SP 1 1 185 VKW5330 003 SUSPENSION SP 1 1 186 VKW5331 001 SUSPENSION SP 2 2 187 VKW5347 001 SUSPENSION SP 3 1 188 VKW5348 001 SUSPENSION SP 4 1 189 VKW5349 001 SUSPENSION SP 5 2 190 QYSPSTU1418N MINI SCREW 1 191 VMW3700 001 PW BOA...

Page 77: ... 102X C CAPACITOR C 171 QERF1CM 226Z E CAPACITOR 22MF 20 16V C 172 QER41CM 106 E CAPACITOR 10MF 20 16V C 173 QERF0JM 107Z E CAPACITOR 100MF 20 6 3V C 174 NCB21EK 104X C CAPACITOR C 175 NCB21EK 473X C CAPACITOR C 176 NCB21CK 474X C CAPACITOR C 181 NCS21HJ 221X C CAPACITOR C 182 NCS21HJ 221X C CAPACITOR C 183 NCS21HJ 101X C CAPACITOR C 184 NCS21HJ 101X C CAPACITOR C 185 NCS21HJ 101X C CAPACITOR C 18...

Page 78: ... D 191 1SS355 X DIODE D 192 UDZ5 6B X Z DIODE D 241 DAP202K X D TRANSISTOR D 283 RB160L 40 X SI DIODE D 284 RB160L 40 X SI DIODE D 285 RB160L 40 X SI DIODE D 286 RB160L 40 X SI DIODE D 287 RB160L 40 X SI DIODE D 288 RB160L 40 X SI DIODE D 289 RB160L 40 X SI DIODE D 290 RB160L 40 X SI DIODE D 701 UDZS6 2B X SI DIODE D 702 UDZS6 2B X SI DIODE D 703 UDZS6 2B X SI DIODE D 704 UDZS6 2B X SI DIODE D 705...

Page 79: ...R 103 NRSA02J 222X MG RESISTOR R 104 NRSA02J 472X MG RESISTOR R 105 NRSA02J 113X MG RESISTOR R 106 NRSA02J 103X MG RESISTOR R 107 NRSA02J 223X MG RESISTOR R 108 NRSA02J 223X MG RESISTOR R 109 NRSA02J 100X MG RESISTOR R 111 NRSA02J 100X MG RESISTOR R 112 NRSA02J 0R0X MG RESISTOR R 113 NRSA02J 0R0X MG RESISTOR R 114 NRSA02J 183X MG RESISTOR R 115 NRSA02J 222X MG RESISTOR R 116 NRSA02J 223X MG RESIST...

Page 80: ... 783 NRSA02J 223X MG RESISTOR R 784 NRSA02J 822X MG RESISTOR R 785 NRSA02J 223X MG RESISTOR R 786 NRSA02J 153X MG RESISTOR R 787 NRSA02J 472X MG RESISTOR R 788 NRSA02J 102X MG RESISTOR R 789 NRSA02J 223X MG RESISTOR R 790 NRSA02J 223X MG RESISTOR R 792 NRSA02J 820X MG RESISTOR R 799 NRS181J 221X MG RESISTOR R 801 NRSA02J 102X MG RESISTOR R 831 NRSA02J 223X MG RESISTOR R 832 NRSA02J 103X MG RESISTO...

Page 81: ...100X MG RESISTOR R 602 NRSA02J 103X MG RESISTOR R 603 NRSA02J 103X MG RESISTOR R 604 NRSA02J 103X MG RESISTOR R 605 NRSA02J 472X MG RESISTOR R 606 NRSA02J 103X MG RESISTOR R 607 NRSA02J 272X MG RESISTOR R 608 NRSA02J 473X MG RESISTOR R 609 NRSA02J 103X MG RESISTOR R 610 NRSA02J 103X MG RESISTOR R 611 NRSA02J 103X MG RESISTOR R 612 NRSA02J 103X MG RESISTOR R 613 NRSA02J 103X MG RESISTOR R 614 NRSA0...

Page 82: ...37 NCB31CK 183X C CAPACITOR C 440 NCB31CK 183X C CAPACITOR C 441 NBE51CM 226X TA E CAPACITOR C 442 NCB31HK 103X C CAPACITOR C 445 NCF21CZ 105X C CAPACITOR C 446 NCB31HK 103X C CAPACITOR C 447 NBE51CM 226X TA E CAPACITOR C 448 NCF21CZ 105X C CAPACITOR C 471 NCF31CZ 104X C CAPACITOR C 472 NCF31CZ 104X C CAPACITOR C 490 NCF21CZ 105X C CAPACITOR C 493 NCF21CZ 105X C CAPACITOR C 552 NCB31HK 103X C CAPA...

Page 83: ... 562X MF RESISTER R 419 NRVA63D 223X MF RESISTOR R 420 NRVA63D 432X MF RESISTER R 421 NRVA63D 223X MF RESISTOR R 422 NRVA63D 432X MF RESISTER R 423 NRVA63D 223X MF RESISTOR R 424 NRVA63D 133X MG RESISTOR R 425 NRVA63D 223X MF RESISTOR R 426 NRVA63D 133X MG RESISTOR R 430 NRSA63J 104X MG RESISTOR R 431 NRSA63J 104X MG RESISTOR R 441 NRVA63D 562X MF RESISTER R 442 NRVA63D 223X MF RESISTOR R 443 NRVA...

Page 84: ...R 595 NRSA63J 0R0X MG RESISTOR R 596 NRSA63J 104X MG RESISTOR R 597 NRSA63J 104X MG RESISTOR R 598 NRSA63J 223X MG RESISTOR RM551 NAD0022 103X N THERMISTOR SW 0 QSW0678 001X PUSH SWITCH 2 DISC DETECT SW 1 QSW0677 001X PUSH SWITCH MEDIA DETECT SW 2 QSW0678 001X PUSH SWITCH CD DETECT EJE SW 3 QSW0677 001X PUSH SWITCH 12 CD DETECT SW 4 QSW0678 001X PUSH SWITCH MD 8 CD DETEC SW 5 QSW0677 001X PUSH SWI...

Page 85: ...Packing materials and accessories parts list Block No M M M 3 Block No M M M 4 9 5 6 7 8 10 11 15 P5 P3 A15 A16 A12 A5 A9 A14 A10 A1 A4 A11 P4 P6 P1 P2 P7 A13 ...

Page 86: ... FRE DUT LVT0252 001A INSTRUCTIONS 1 SPA ITA SWE FIN A 2 LVT0253 001A INSTALL MANUAL 1 ENG GER FRE LVT0254 001A INSTALL MANUAL 1 DUT SPA ITA LVT0255 001A INSTALL MANUAL 1 SWE FIN A 3 BT 54013 1 WARRANTY CARD 1 A 4 VND3046 001 SERIAL TICKET 1 FOR W CARD A 5 VKZ4027 002 PLUG NUT 1 A 6 VKH4871 001 MOUNT BOLT 1 A 7 VKZ4328 001 LOCK NUT 1 A 8 WNS5000Z WASHER 1 A 9 FSKL4010 002 HOOK 2 A 10 QYSDSF2006M S...

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