JVC NX-CDR7 Schematics

Block diagram

J1

FM IN

AM IN

TU1

L1

CF1, Q1

FM IF AMP

IC1

FM DET AM DET

LF810 LF820

MPX

FILTER

CN803

CN711

IC701

CN712

CN852CN851

IC1852

FLD DRIVER

NX-CDR7

DI1851

FLD

J8001

LINE IN

LINE OUT

J8002

DIGITAL

IN

J8003

DIGITAL

OUT

PICKUP

ASSY

TRVERSE

MACHA

Q8101, Q8201

LINE OUT MUTE

CN001CN609

CN601

Q8301

CN802

IC601

RF & SERVO AMP

IC801

FOCUS & SPINDLE

& FEED & TRACKING

BTL DRIVER

IC651, IC652

ACTU, CAM

MOTOR DRIVER

M

ACTU, CAM

MOTOR

IC2

PLL

W5002

IC651

DIGITAL SERVO

PROCESSOR

IC251

UNIT MICON

CAM SW

SW660, SW690

~SW693

CN610

&

X1

SELECTOR

CN504CN505

CN651CN606

IC501

DIGITAL

CN508

CN801

CN502

CN608

CN710

CN709

IC304 IC305

SELECTOR

CN706

IC303

VOL/EQ

AMP

IC301

BASS BOOST

AMP

CN701

CN102

IC101

POWER

AMP

CN101

CN206

CN204

CN903

IC705

INVERTER

Q7203

Q7206

INH/RESET

Q7404 Q7405

MANUAL

RESET

CN708

CN672

CN671

CN601

AMD LED BMD LED CDR SLOT LED CDR SPLOT LED

IC703

FL6V

CN702

CN401

Q4022

Q4024

FL CTL

Q4019

Q4021

FL -Vpp

REG

SYSTEM

MICON

IC702 US6V

CN402

CN405

CN703

CN202

CN205

CN208

F2501

IC704 MOTOR DRIVER

CN203

CN704

CN705

T9001

MAIN

TRANS.

CN581

OPEN SW

CLOSE SW

CN207CN209

CN904CN902CN103

IC851

REMOCON

CN582

T9002

SUB TRANS.

Q1250 Q1350

SOURCE

MUTE

FRONT

CONTROL

SW

W5801

F9001 LF901

M

CN583

AC IN

CN901

CN620

TRY OPEN/CLOSE SW

SW1~SW6

CN905

W2901

J931 SPEAKER TERMINAL

JOG SW

JOG LED

J2901

HEADPHONE JACK

-

g

e

.

l

NX-CDR7

Standard schematic diagrams

TU-R

TU-L

TUDATA

TUCLK

TUCE

STEREO

RDCL

RDDA

CN711 QGB1214J1-10S

R7404

100K

ZC4-LOUT

ZC4-ROUT

QGF1205F1-17

CN709

QGB1214J1-12S

10/50

C3151

C3251

C3254

0.001

CN710

C3154

0.001

LINE-L

LINE-R

R3124

R3224

LINEOUT-MUTE

FTU

C3122

1K

10/50 C3222

1K

10/50

47K

R3248

47K

R3247

R7405

10K

Q7405 2SC2412K/RS/-X

47K

R3144

47K

R3143

47K

R3148

47K

R3147

R7406

R7407

100K

Q7404 2SC2412K/RS/-X

System control section

Q3161 2SC3576-JVC-T

Q3162

D3981

300K

IC301

NJM4580D

R3265R3266 R3165 R3166

2.2K

R3982

C3164

56022K 560 22K

C3982

22/16

C3264

0.056

!

C3182

C3981

C3282

2SC3576-JVC-T

R3169 220K

R3168

R3167

0.0560.056

R3267

R3268

R3269

220K

D3961

MTZJ6.8A-T2

R3981

220

R3182

47K

4.7/50

100/16

R3282

47K

4.7/50

4.7K

C3962

6.2K

C3166

10/35

C3266

10/35

6.2K

!

R3961R3962

2202.2K

100/16

22/16

C3961

QGB2510J1-15

CN701

C3161

R3163

10K

R3161

0.0022

C3261

3.3K R3263

10K

R3261

0.0022

TU-L

LINE-L

1/50

IC303 TDA7439

R3944

C3156

C3145

C3256

C3245

1/50

47K

R3244

47K

R3243

1K

SEL-MONI

SEL-MIX

SEL-VOL

SEL-MIX

IC305

BU4066BCF-X

IC304 BU4066BCF-X

D3942

R7409

47K

MTZJ10C-T2

C3946

22/50

3CD-LOUT

10/50

10/16

10/50

C3144

C3142

C3143

0.018

0.022

C3248

C3249

C3246

2.7K

R3242

330

SEL-MONI

0.12

R3241

LINE-R

C3242

0.12

5.6K

10/16

C3247

3CD-ROUT

10/50

C3243

0.12

C3146

R3141

SEL-VOL

TU-R

C3244

0.12

5.6K

10/50

C3147

C3149

0.022

R3142

0.018

2.7K

MTZJ11A-T2

C3148

C3150

SEL-MIX

D3941

0.0056

100/16

220K

R3942

C3250

C3942

0.0056

C3941

10/25

0.01/50

C3943

3.3K

1.8K

D3182

D3282

R3162

R3381

R3185R3285

R3262

R3382

6.8K

100K

C3184

22/50

47K47K

IC302

NJM4580D

C3284

22/50

C3283

1.8K

22P

D3281

C3381

C3183

R3284

47K

D3181

22P

1/50

R3184

!

R3941

220

1SS133-T2

47K

1SS133-T2

C3163

R3170

R3270

300K

C3263

0.056

Q3262

2SC3576-JVC-T

Q3261

2SC3576-JVC-T

R3183

47K

R3283

47K

MTZJ6.8A-T2

QGF1036F1-13

CN708

L-JOG L-A/C MONI

ZC4-MSTAT ZC4-KCMD ZC4-RESET

SAFE0

L-B

CN707

QGF1205F1-15

QGF1016F3-04

CN706

C7010

22/25

L-JOG

R7302

3.3K

LED-JOG

Q7406

2SC2412K/RS/-X

L-A/C

LED-CDR

Q7408

2SC2412K/RS/-X

IC705

TC74HCT04AF-X

TC5 TC4 TC1 TC2 TC3 TC6

10p

C7302

6.8K

R7303

C7602

0.047/16 MTO1 MTO2

R7694

R7693

R7301

100

0.1/16

C7301

QGF1205F1-05

10K

R7659

R7660

R7662

R7663

LOCK

R7765

R7766

R7767

R7768

R7769

R7771

R7773

R7775

R7776

R7777

R7778

R7779

R7780

TC1

ZC4-MSTAT

ZC4-KCMD

ZC4-RESET

IC701 UPD784216AGF517

FL-RESET

FL-STB

FL-CLK

FL-DATA

R7711

R7712

R7713

R7714

R7801

180

R7802

12

R7805

R7804

1k1k1k1k1k

TC2

TC3

LED-CDR

LED-JOG

10k

R7715

R7716

18K47K

C7802

R7803

R7763 1k

LED-STBY

10/50

JOGA

R7762

JOGB

MTO1

R7760

SAFE1

10k

R7721

IC704 TA8409S

R7759

SAFE0

R7722

10k

TC6

TC5

VOL-DATA

SMUTE

SURROUND

SPK-RELAY

R7703

R7704

LOCK

K7802 K7801

TC4

POUT1

R7705

MTO2

C7801

100/16

ZC4-SBCK

POUT2

R7706

R7707

1k471k1k1k1k1k

ZC4-SUBC

POUT3

STANDBY

R7708

12

R7807

R7710

!

12

R7806

1k

R7685

1k

R7781 R7782

1k

MIXOUT

R7783

1k

VOLIN

R7784

1k

R7785

1k

R7786

100

R7787

TUCE

1k

R7788

1k

R7789

1k

R7790

10K

R7793

1k

R7794

1k 1k

R7796 R7797

1k

10K

R7601

47K

CN705

VOL-CLK

FTU RDDA TUDATA

TUCLK STEREO LINEOUT-MUTE

PROTECT

10k

R7799

1k1k1k1k4701k1k1k1k1k1k1k1k

R7701

R7702

1000P

C7601

QQR1183-001Z QQR1183-001Z

1k

R7758

R7658

R7757

R7723

R7657

10k

R7756

10K

R7656

KEY3

R7755

10K

R7655

KEY2

R7754

10K

R7654

KEY1

R7753 1k1k1k1k1k1k1k1k1k

10K

R7653

KEY0

KEYP

RDCLK CDR-RREQ ZC4-DQSY REM

1k R7749

R7748 R7747 R7746 R7745

R7736 R7735

R7744

1 C7008

R7734

MONI

10K

R7649

Q7401 Q7402 Q7403

DTC144EKA-X DTC144EKA-X DTC144EKA-X

X7002

1M

QAX0699-001Z

1000/6.3

X7001

C7001

100/16

R7001

47k

C7007

0.01/50

22P

C7006 C7005

R7647

C7009

100/16

1k 1k 1k 1k

1k

R7743

1k

QAX0401-001 22P

1k

R7003

1k

1SS133-T2

D7003

!

10k

R7002

C7002

VOLIN

Q7410 Q7411 DTA144EKA-X DTA144EKA-X

47K

R7401

DTC114YKA-X Q7206

MIXOUT

Q7412 DTA144EKA-X

47K

R7402

CN799 QGF1205C1-06

1SS133-T2

D7001

!

1SS133-T2

C7208

0.01/50

D7002

Q7205

47K

DTC114YKA-X

R7209

R7403

D7206

47K

Q7201

KTA1271/OY/-T

10/50

C7205

1SS133-T2

KTC3199/GL/-T

R7211

4.7K

Q7202

KTA1271/OY/-T

1K

R7204

1K

R7207

DTC114YKA-X

Q7204

100K

R7208

!

Q7207

KTA1271/OY/-T

R7210

Q7208

2.7K

R7203

R7202

D7202

10K

R7206

DTC114YKA-X Q7203

2.2/50

4.7K

D7207

1K

MTZJ6.8A-T2

C7204

47/25

MTZJ6.8A-T2

C7207

!

IC702 KIA78S06P-T

C7203

47/25

1SS133-T2

D7205

MTZJ5.1C-T2

D7204

0.1/50

C7206

C7202

0.1/50

!

IC703 KIA78S06P-T

R7205

10K

C7201

1000/25

POUT3

D7208

1N4003S-T5

D7201

1N4003S-T5

!

D7209

1N4003S-T5

KTC3199/GL/-T

POUT2

R7201

4.7

R7408

4.7K

Q7409

C7902C7903

!!

!

C7901

4700/354700/35

C7605

6800/25

220/6.3

PASW

SAFE1

QGB2510J1-14

CN702

QGB2510J1-09

CN703

SURROUND

PROTECT

F1 F2

-VPP POUT1

SPK-RELAY SMUTE

TUNER signal

CD signal

CN704

QGF1036C1-11

QGF1036C1-15 CN712

EP701

QNZ0136-001Z

Parts are safety assurance parts. When replacin

those parts mak

sure to use the specified one

CD-R signal

LINE IN signal

MAIN signa

Key input section

3

W5002

CDR-RREQ

CDR-SRDY

CDR-SREQ

CDR-CLK

CDR-SOUT

CDR-SIN

CDR-RESET

ZC4-KCMD

ZC4-MSTAT

ZC4-RESET

CN501

QGF1205C1-15

NX-CDR7

CN581

CN672 QGF1036F1-13

QGF1205F1-05

R6601

820

R6602

820

CN582

QGA2001F1-02

W5801

CN583

QGA2001F1-02

D6701D6702

SELU2E10CSELU2E10C

QAR0160-001

MTZJ8.2B-T2

D6704 D6703

MTZJ8.2B-T2

C5901

560

0.01/16

W5001

KEY1

KEY2

QSW0620-001

JOGB

JOGA

S5801

S5802

QSW0620-001

LED-JOG

CN502 QGF1205F1-17

R-OUT

L-OUT

R-IN

L-IN

D5102

1SS133-T2

Q5101

KTC3199/GL/-T

R5102

4.7K

R5101

D5101

MTZJ6.2C-T2

4.7K

TH501

QAD0015-103Z

10K

R5103

C5903

D5104 MTZJ8.2B-T2

MTZJ11A-T2 D5105

R5104

R5105

47/16

C5902

6.2K

D5107 1SS133-T2

Q5102

KTA1267/YG/-T

10K

KTC3203/OY/-T

Q5901

R5901

R5902

D5901

47/16

MTZJ5.6C-T2

L-IN

R-IN

L-OUT

R-OUT

CDR-RREQ

CDR-CLK

CDR-SIN

CDR-SOUT

CDR-SRDY

R5315

R5314

R5313

R5312

CDR-RESET

R5311

R5310

100

R5309

CN507

QQR1183-001Z

K5305

K5304

K5303

K5302

QQR1183-001Z

K5301

XBCK

SRDATA

CDEMP

CDR-SREQ

QQR1183-001Z

K5308

CN508 CN506

QGF1016C1-23 QGF1016C1-08QGA2001F1-06

1K1K1K1K1K1K1K

R5316

LRCK

CDCOPY

CDTNO

CDINDEX

C5603

0.01

D5103

1SS133-T2

CDINDEX

CDTNO

CDCOPY

LRCK

CDEMP

SRDATA

XBCK

C5908

47/16

ZC4-KCMD

ZC4-MSTAT

100

R5206

KTC3199/GL/-T

100

R5205

Q5903

D5903

ZC4-RESET

100

R5204

C5907

R5904

180

MTZJ5.6C-T2

QQR1183-001Z

100

K5205

R5203

0.01/16

D5904

1N4003S-T5

D5906

1N4003S-T5

QQR1183-001Z

K5201

CN504CN505 QGF1016F3-19QGF1016F3-08

KEY1

KEY2

JOGA

JOGB

A12V

CN671 QGF1004F4-10

LED-JOG

CN601 QGF1004F4-10

S6106 S6107 S6108S6102S6101

820

D6301

SELU1E10CXM

R6506R6502 R6503 R6504 R6505

3.9K1.2K 1.5K 2.2K 2.7K

R6501 R6507

2K 5.6K

S6502 S6503 S6504 S6505 S6506

S6501 S6508

R6101 R6102 R6103 R6104 R6105 R6106 R6107

2K 1.2K 1.5K 2.2K 2.7K 3.9K 5.6K

S6103 S6104 S6105

R6201 R6202 R6203 R6204 R6205

2K 1.5K 1.8K 2.2K 3.3K

S6201 S6202 S6203 S6204 S6205 S6206

JS631 QSW0793-001

D6302

MTZJ8.2B-T2

R6301

CD signal

CD-R signal

2-