JVC KD-LX555R service manual CD servo control section

KD-LX555R

CD servo control section

L[1-4]

L[1]

L[2]

L[3]

L[4]

B[1]

CD L.P.F

TP42

C1607

CD RF

C1606

47/6.3

0.01

D-A CONVERTOR

VREF

C1580

C1579

10/16

C1578

47/6.3

C1577

0.1

0.1

R1585

30K

C1611

R1613

D[2]

47K

47K

R1581

C1585

R1583

C1587

C1589

68P

CH

1K

R1611

R1610

D[1]

RF D[3]

D[4]

20K

4.7/35

12K

120P

4.7/35

N[1]

TP43

R1573

R1572

CH

R1614

R1612

10K

100

AGND2L

C1581

MECHANISM

15K

2K

C1609

MC/DM1

MD/DM0

CS/IWO

VCC2L

VOUTL

100P

CH

C1583

820P

CH

C1610

0.1

C1608

0.1

R1609

56K

ML/IIS

MUTE

MODE

RST

ZERO

EXTL

NC

VCC1

VSS

INP1

INN1

OUT1

R1587

47K

C1592

47/6.3 R1592

10K

R1589

10K

5

5P

RFGC

RFGO

RFRPIN

GVSW

D[1-8]

28

27

26

25

24

23

22

21

20

19

18

17

16

15

4

3

2

1

TP20

TP21 TP22

TP23

TP24 TP25

TP26

TP44

GND

RFI

RFO

AGCI

RFRP

FEN

FEO

VRO

IC1571

PCM1716E

IC1572

NJM4565V

GND

1

2

3

4

5

6

7

8

9

10

11

12

13

14

5

6

7

8

24

23

22

21

20

19

18

17

16

15

14

13

R1588

C1591

R1591

LRCK

DATA

BCK

CLKO

XTI

XTO

DGND

VDD

VCC2R

AGND2R

EXTR

NC

VOUTR

AGND1

C1582

C1584

INP2

INN2

OUT2

VCC

47K

R1590

10K

47/6.3

10K

REST SW

2 1

REST

C1613

0.01

IC1601

TA2157FN

100P

CH

820P

CH

GND

1

2

3

4

5

6

7

8

9

10

11

12

R1575

C1612

0.01

VCC

FNI

FPI

TPI

TNI

MDI

LDO

SEL

TEB

TEN

TEO

RFDC

NM

R1601

82K

R1574

R1576

2.7K

R1582

C1586

R1584

C1588

C1590

LOAD/FEED

3 2 12 1 2 1

LOAD/FEED-

R1602

82K

D[5]

47

20K

4.7/35

12K

120P

4.7/35

N[2]

MOTOR

LOAD/FEED+

23 4 5 6 7 8 9 10111213141516171819202122

A

2 3 4 5 6 7 8 9 10111213141516171819202122

X1571

CH

D[6]

R1603

330K

10/16

47/6.3

R1586

N[3]

VCC

12P CH

C1593

47/16

0.1

0.1

30K

F

D[7]

16.9344MHz

C1661L1571

47uH

L1572

47uH

SPINDLE-

GND

R1604

330K

Q1571

SPINDLE

C1571

12P C1662CH

MOTOR

SPINDLE+

E

TP31

TP29TP27

R1615

D[8]

C1573

C1574

C1575

C1576

DTA114EUA

VREF

TP32

C1572

B

TP30

TP33

150

C1603

100/6.3

N[4]

VR

DTC114EUA

MD

C1615 10/10

C1602 0.01

C1601 R1616 R1605

R1606

C1605

LD

10K 22

22

R1607 R1608

CH Q1572

SW1

FOCUS-

C[1]

47/6.3

82K

820

0.0068

FOCUS+

SW2

C[2]

TP28

2SB1132

R1668

TRACKING+

GND

C[3]

SW1

TRACKING-

MP3 DECODER

0.001

C[4]

0

SPINDLE+

C[5]

B[2]

SPINDLE-

REST

C[6]

B[3]

Q1601

D[18]-

C1597

0.001

C1598

0.001

100P CH

0.01

C1596100P

C1595.0470

C1593 4.7

SW2

SW2

C1604

B[4]

0.01

C1594

SW1

B[5]

GND

K[1-28]

A

LOAD/FEED+

1

C[7]

2 1

1

LOAD/FEED-

C1614

R1676

VCC

C[8]

K[17]

K[18]

K[19]

K[20]

K[21]

K[22]

K[23]

K[24]

K[25]

K[26]

K[27]

K[28]

SRAM

R1667

470K

4

F

0.01

NM

R1661

470K

C1660

100P

CH

151413121110 9 8 7 6 5 4 3

GND

CN1601

TP34

TP35 TP36

TP37 TP38

TP40

TP41

R1666

470K

E

TP39

E[5]

E[3]

E[2]

E[1]

R1665

NM

R1662

NM

C1659

VREF

D.SERVO&DSP

R1664

470K

R1663

470K

0.1

B

C1647

C1673

NM

VR

NM

C1639 47/6.3 E[4]

470K

470K

470K

MD

C1678

C1672

NM

GND

C1637

0.047

0.1

R1679 0

VSSM

VDDM

VDDT

C1671

NM

LD

C1636

0.047

R1671

R1670

R1669

VSS

PI1

PI0

FI1

FI0

IRQ

VSS

REQ

PO6

PO5

PO4

PO3

PO2

FOCUS-

C1632

470P

CH

FOCUS+

C1631

470P

CH

TRACKING+

K[16]

470KR1672 C1663

PI2

48474645444342414039383736353433

PO1

49

32

K[1]

TRACKING-

K[15]

PI3

PO0

NC

VDD

K[14]

PI4/CK

50

31

TX0

K[2]

C1642100PCH

C164147/6.3

C16400.01

C1638

0.01

R1634

0

0.047C1635

C16340.047 0.047C1633

D[7]

R1673470K

0.1

R1680 0

VDD

51

30

TESTP

R1678

NM

A16

2 1

3132

A15

K[19]

52

29

K[20]

CMO R1636 100 FMO R1635 100

R1633

0

D[6]

K[13]

PI5/DT

53

28

VSSR

1M

R1632

0

D[1]

K[12]

TS/SY

VRAR

A14

6 5 4 3

27 28 29 30

CS2

RFGC R1631 VREF 100

R1674

54

IC1652

27

C1658

0.1

K[22]

L1622

R1630

100

K[11]

FI2/SY

55

26

RO

K[21]

330

VSSP

VDAR

A12

WE

C[1-8]

B[1-12]

E[1-5]

X0 R1637

R1675

330

PDO

56

25

VDAL

K[2]

47uH

C1665 C1664

0.022

VCOI

57

24

LO

A7

A13

K[23]

XVDD3

XVSS3 TESIN VDD3

VSS3

AVDD3

SEL TEBC

0.33

C1677

0.0047

VDDP

58

TC94A20F-011

23

VRAL

C1657

0.1

K[25]

PICK UP

TRO

FOO

C1666

100P CH

CKO/I

59

22

VSSL

A6

A8

K[26]

XI

C1630

C1667

0.01

VDDX

60

21

VSS

K[24]

48474645444342414039383736353433

0.033

D[8]

C1675

NM

XI

61

20

STANDBY

A5

16 15 14 13 12 11 10 9 8 7

17 18 19 20 21 22 23 24 25 26

A9

K[27]

A

151413121110 9 8 7 6 5 4 3 2 1

DVSS3R

49

32

TEZI

C1676

NM

X0

62

19

VDD

C1656

0.1

K[5]

IC1653 NM

VCC

C1643

R0

50

31 TEI

D[5]

R1677

VSSX

63

18

LRCKIB

A4

A11

K[1]

N[1-4]

F

0.01

DVDD3

51

30

SBAD

C1629

1M

64

17

K[3]

K[6]

A3

OE

K[3]

GND

DVR

52

29 FEI

D[4]

C1669

0.01

C1668

1 2 3 4 5 6 7 8 9 10111213141516

5

4

3

2

1

E

LO

53

28

RFRP

R1629

0.033

C1628

D[3]

/RESET

/MICS

/MILP

/MIACK

BCKO

LRCKO SDIO

SDI1

BCKIB

K[7]

A2

A10

K[28]

VREF

DVSS3L

54

27 RFZI

10K

HDU-110

VR001

B

ZDET

55

IC1621

26

RFCT

C1648

470P

47/6.3

X1651

K[8]

VR

VSS5

56

25

AVDD3

CH

D[2]

STB

NC

NM

A0

CS1

K[4]

6

7

8

9

10

1K

MD

BUS0

TC94A14FA

RFI

C1627

0.01

K[9]

GND

B[6]

BUS1

57

24

SLCO

C1626

0.0022

5

4

K[11]

58

23

A0

I/08

LD

B[7]

BUS2

59

AVSS3

IC1651

R1653

470K

K[10]

FOCUS-

B[8]

BUS3

22 VCOF

C1625

0.01

NJU7241F25

47uH

K[12]

FOCUS+

B[9]

BUCK

60

21 PVREF

1

2

3

R1652

470K

0

R1658

470K

K[18]

I/01

I/07

3

TRACKING+

B[10]

CCE

61

20

LPFO

R1628

2.2M

VOUT

I/02

I/06

K[13]

62

19

R1651

R1659

470K

TRACKING-

B[11]

RESET

63

18

LPFN

100K

K[17]

0.1 C002

C001

0.1

B[12]

VDD5

64

2 3

5 6

17

TMAX

C1624

10K 0.015

L1652

47uH

GND

VIN

C1651

47/6.347/6.3

C1652L1651

0.01 C165347/6.3

C1670 NM

C1654 0.1

K[10] MIMD

MIDIO

/MICK

C1655VDDT0.01

R1654SDO47

R1655

BCKIAR16560

LRCKIAR16570 K[5]

R1660

470K

K[16]

I/03

I/05

K[14]

L1653

47uH

1

4.7K

4.7K

4.7K

4.7K

10K

1

4

7

8 9 10111213 141516

R1626

VSS

I/04

K[15]

C003

BCK

LRCK

AOUT

DOUT IPF VDD3

VSS3

SBOK CLCK

DATA

SFSY

SBSY

HSO

UHSO

PVDD3

PDD

470K

K[9]

K[8]

K[7]

K[6]

K[4]

R1627

R1638

R1639

R1640

R1641

R1642

R1625

47K

R1565

NM

47

47

47

R1624

C1623

R1564

NM

R1621

R1622

R1623

5.6K

47P

CH

R1571

F[3]

F[1]

F[2]

L1623

47uH

C1644

0.33 C1645

47/6.3

C1646

F[1-3]

NM

FOCUS

TRACKING

0.01

C1621

0.01

L1621

47uH

C1622

47/6.3

NM

R1566

NM

COIL

COIL

J[1]

J[2]

J[3]

TP1

TP3

TP4

TP5

TKC-W22X-A1

J[1-3]

C1674

C1521

NM

C1522

NM

C1523

NM

F[1]

F[2]

F[3]

H[1-5]

CN1501

C1524

NM

C1510

H[3]

H[4]

H[5]

0.001

M[1-7]

H[4]

NM

NM

NM

J-BUS BUFFER

N[2]

3 2 1

CD.R-CH

R1561

C1525

C1526

C1527

TP2

B[2]

B[5]

B[4]

B[3]

L1501

100K

AGND

N[1]

AGND

1SS355

1SS355

1SS355

R1568

47uH

C1534 NM L1502

DTC114EUA

TP8

N[3]

151413121110 9 8 7 6 5 4

CD.L-CH

CD DRIVER

47uH

STB

TP7

M[4]

1K

NC

TP6

N[4]

9V

E[3]

R1562

ON5V

R1536

R1538

47K

R1563

3.9K

R1560

5

4

BCK

R1681

1K

D1503

D1502

IC1504

LRCK

R1537

47K

6.8K

6.8K

R1535

47K

RN1522

NJU7241F33

M[5]

DATA

L[4]

M[7]

6.8K

R1534

47K

100

M[3]

C1551

1

2

3

DISCSEL

VIN1-A

VIN1

L[3]

M[6]

CDMUTE

1

R1533

47K

CONT4

CONT3

Q1501

L[2]

VCC

OUT4

OUT3

H[3]

CDREQ

0.01

IN4

IN3

H[2]

CDRET

VIN1+A

2

VIN1-B

E[4]

DTA114EUA

C1509

L[1]

B.DET

0.01

MP3SELR153147K

R1530TESTMODE47K

DACSELR152847K

100KR1527DISCSEL

R1567NC100 NCR1526NM

R1529NCNM NCR1532NM

1SS355D1504 CPU

D1501

1SS355

14

13

12

11

10

9

8

Q1502

H[1]

VCCP1

VIN1+B

R1683

P.DET

2

3

2728

R1682

4.7K

R1540

RESET

SW2

REST

8VDET

NC

DACCS DACMD DACMC

DACML NC

NC NC

D1505

IC1503

HD74HCT126T

100 R1559

0

GND

VIN

VOUT

BUSSI/SO

C1688

R1569

C[7]

0.047

VO1+

4

22 23 24 25 26

S-GND

47K

R1539

6059585756555453525150494847464544434241

RN1517

1

2

3

4

5

6

7

22212019181716

BUSCLK

SW1

MPSSTB

100

1K

100/6.3

VDD5V

C[8]

H[2]

1K

61

40

J[1]

CONT1

IN1

OUT1

OONT2

IN2

OUT2

100 GND

D1506

CD8V

VO1-

VIN1-SW

B.DET

MP3RESET

M[2]

C1687

5

H[1]

P.DET

62

39

MP3CK

J[3]

0.1

CRS03

CD8V

C[5]

VO2+

MUTE

C1502

0.01

R1541

63

38

R1518

4.7K

C1539

NM

GND

0.047

10 9 8 29 7 6

LA6579H

BUSINT

64

37

MP3DO

J[2]

R1570

C15130.01

GND

R1542

100

1K

MP3REQ

MP3DI

R1555

C1512

C1511

C1532

NM

C[6]

65

36

VO2-

VREFIN

C1503

0.01

NC

LD/FE

R1516

100

M[1]

1K

C1538

NM

VSS0

66

35

LOAD

R1515

100

G[3]

R1556

C1537

NM

TP18

TP19

C1504

100/6.3

67

34

M[5]

TP17

C1690

VDD1

68

IC1501

33

VSS1

G[1]

B[1]

R1553

C1536

NM

TP16

GND

GND

C1505

27P CH

R1543

0

X2

RWSEL

R1514

1K

0

C1531

NM

X1501 6MHz

X1

69

32

2XPLAY

18K

C1535

NM

TP15

10/10

70

31

B[9]

TP14

C1686

VPP

BUS3

R1513

100

C1530

NM

C[4]

0.047

VO3+

VCCS

CN1506

22P CH

R1547

XT2

71

30

BUS2

R1512

100

B[8]

C1529

NM

TP13

C1682

R1545

10K

XT1

72

uPD784225GK-629-9EU

29

BUS1

R1511

100

B[7]

C1528

NM

TP12

C[3]

VO3-

3.3VREG

10/16

C1507

470P CH

NM

VDD0

73

28

BUS0

R1510

100

B[6]

C1685

C1681

NM

AVDD

74

27

BUCK

R1509

100

B[10]

GND

C[2]

75

26

0.047

VO4+

REGIN

R1546

100K

IOP

76

25

CCE

R1508

100

B[11]

C[1]

VO4-

IC1681

16 17 18 30192021

R1684

E[5]

Q1681

2SB1184F5

QR

RN1547

4.7K

KEY0

77

24

DSPRESET R1507

100

B[12]

R1554

33K

R1551

100K

R1552

100K

R1558

100K

R1557

100K

TP9

TP10 TP11

11

VIN2G

KEY1

NC

15K

CN1502

KEY2

78

23

CDMUTE

R1506

1K

M[7]

R1687

VCCP2

13 12

VIN2

GND

A2

A1

A0

KEY3

79

22

CDREQ

R1505

1K

M[6]

0

R1685

GND

7 8

TP51

80

21

*

Note:NM=No Mount

VIN4

VIN3G

E[2]

4

3

2

1

RESET

CN1503

1 2 3 4 5 6 7 8 9 1011121314151617181920

33K

GND

TP50

IC1502

XTAL

1 2 3 4 5 6

TP49

GND

TEMP

GND

GND

AVSS

NC

BUSIO BUSSI

BUSSO

BUSOUT CDON

VIN4G

14

VIN3

BR24CO1AFV-W

TP56

VPP

TP48

KEY3

30K

5

6

7

8

SO

TP47

KEY2

TP55

R1686

SDA

VDD

E[1]

SI

TP46

KEY1

TP54

CD SIGNAL

R1690

NM

R1689 22K

R1688

8.2K

15

R1502

270 SCL

WPIN

VDD

TP45

KEY0

1 2 3 86574

TP53

R1501

ADCONT

C1501AVREF10.01

EPROMI

R1503EPROMDO10K

R1504EPROMCK270 LCDCE/SO

LCDDA/SI LCDCK

/BUSIO M[1]

M[3] M[4] BUSSCK

R1544

LCDCK

TP52

8.2K

TH1501

1K

LCDDA

C1533 NM

10K

1

1SR154-400

LCDCE

C1684

47/16

C1683

0.1

0 D1682

C1508

0.01

M[2]

M[5]

G[1]

R1691

3216

D1681

NM

G[2] G[3]

G[1-3]

G[2]

C1689

47/16

A

B

C

D

E

F

G

H

2-3