Sony R501PC service manual Main Board, Block Diagram Servo Section

Page 30

MZ-R501/R501PC

6-2. BLOCK DIAGRAM — SERVO SECTION —

MD

MECHANISM

(1/2)

M603

OVER WRITE

HEAD

UP/DOWN

MD

MECHANISM (2/2)

M602

(SLED)

U

M601 WV (SPINDLE)

MOTOR FLEXIBLE

MAIN BOARD

(1/3) SERVO SECTION

BOARD

(1/2)

1

HD DRV+

OVER WRITE HEAD DRIVE

IC601(1/2)

Signal path

HD DRV–

2

: PLAYBACK

CN701(1/2)

HB

HR601

OVER WRITE

35

: REC(ANALOG IN)

EFM

EFM

OVER

HEAD DRIVE

HA

7

: REC(DIGITAL IN)

WRITE

Q601,602

33

PRE DRIVER

CLK

HEAD

4

RF AMP,FOCUS/TRACKING ERROR AMP

HD DRV+

41

OUTA

HI-BRIDGE

VRECIN2 37

VRECO

OPTICAL PICK-UP BLOCK

CN501

IC501

HD DRV–

38

OUTB

PRE DRIVER

VRECIN1

42

B+

(LCX-4R)

6

4

VREF

CHARGE

C1H 28

SYSTEM CONTROL (1/2)

PUMP1

C1L

27

Iy

9

25

VREF

SW

RECON

OE

RI

FI

CHARGE

C2H 31

PUMP2

C2L 30

Ix

10

1

2

3

5

6

JX JY JX

Jx

14

8

IY

RF OUT

199 198 197

201 200

105

Jy

JX

PEAK

29

44

PEAK

MODE3

MODE2

MODE1

CON2HD

CON1HD

EFMO

DIN1 62

DIN1

15

10

PEAK

9

IX

33

37

RFI

IX IY IX

A

11

JY

RF AMP,

/BOTM

BOTM

28

45 BOTM

1

AUDIO

A

FOCUS

16

12 B

ERROR,

ABCD

41

46 ABCD

ADDT 68

ADDT

SECTION

A B C D

B

14

C

TRACKING

FE

SYSTEM CONTROLLER,

(Page 31)

5

ERROR

42

47 FE

17

D

TE

DIGITAL SIGNAL PROCESSOR,

6

1

56 TE

16M BIT D-RAM

C

F

7

A-C

ADIP IN

44

IC801(1/3)

13

TPP/WPP

D-C

ADIP

21

74 ADFG

D

7

8

PD-I

PD-NI

CLK

SYSTEM

18

APC

19

78 APCREF

2

PD

CONTROL

18

VC

31

49 VC

VREF

/POWER

5

12 VREF MON

FOCUS/TRACKING

SECTION

OFTRK

26

217 OFTRK

(Page 32)

COIL DRIVE,SPINDLE/SLED

AUTOMATIC

LD-A

PD-O

XRST

MOTOR DRIVE

LD

POWER

221 XRF RST

12

20

25

IC701

CONTROL

Q501

SERIAL

TRK+

FO3

33

FI3 24

81 TFDR

INTERFACE

RO3

TRACKING

SBUS

23

160

SSB DATA

TRK–

35

COIL DRIVE

RI3 25

80 TRDR

FCS+

FO1

FI1 19

SCK

24

161

SSB CLK

10

FOCUS

82 FFDR

R01

S-MONITOR

S MON

43

9

S MON

FCS–

8

COIL DRIVE

RI1 18

83 FRDR

233 SLD 1 MON

SLED1+

FO2

FI2 17

14

96 SLDR

11

194 PD S0

SLED1–

42

CPAIP

SLCU 100 SLD1 MON

S0

12

RO2

SLED

FI2 16

98 SLDV

SLCV 101

SLD2 MON

19

195 PD S1

2-AXIS

S1

41

CPAIM

MOTOR

PWM24 20

97 SFDR

SLED2+

29

FO4

DRIVE

FI4 26

99 SLDW

DEVICE

TRK+

TRK+

2

SLED2–

40 CPBIP

(FOCUS)

(TRACKING)

31

R04

RI4 27

102 SLCW

TRK–

1

TRK–

39

CPBIM

SPINDLE

166 SPDL AUX PWM

FCS+

FCS+

CPAO

PWM

SERVO

4

38

SLED VOLTAGE

5

DRIVE

FCS–

3

FCS–

CPBO 37

MONITER

SWITCH

88 SPFD/SPVS/PWM3

SLD 1 MON

IC805

SLD 2 MON

223 SPDL MON

MOTOR FLEXIBLE

CLVU

UO

UI

48

4

87 SPRD/SPDU/RTG0

BOARD

(2/2)

CN701(2/2)

53

CPUI

CLV MON U

14

SLED1+

CLVV

46

VO

SPINDLE

VI

3

89 SPDV/RTG1

SPCU 93

•

52

CPVI

MOTOR

CLV MON V

15

CLVW

WO

WI

10

SLED1-

44

DRIVE

2

90 SPDW/RTG2

SPCV 94

•

51

CPWI

11

CLVN

CLV MON W

12

SLED2+

54

COM

SPCW 95

•

13

8

SLED2-

SPINDLE

OE

•

VOLTAGE MONITOR

BIAS

6

220 XRST MTR DRV

9

5

CLVU

CPWO

CPVO

CPUO

55 56

1

6

CLVV

MON W

MON V

MON U

CLV

CLV

CLV

3

CLVN

•

4

CLVW

7

30 30

Image 30

Contents Specifications LCX-4RFlexible Circuit Board Repairing MZ-R501/R501PCDisassembly Table of ContentsElectrical Adjustments DiagramsSection Servicing Note Optical PICK-UP Flexible BoardLooking at the controls GeneralSection Disassembly Case Lower AssyCase Upper Assy LCD Module Main BoardMD Mechanism Deck Service ASSY, OP Holder Assy Motor Flexible BoardDC Motor M602 DC Motor M601, DC Motor M603Section Test Mode 00 6Transition method in Manual Mode Configuration of Test ModeManual Mode 00Manual11063B1D 113A4S1D11OFEJ1D 11072A1DSetting method of Reset the Error Display Code Reset the error display codeDescription of Error Indication Codes Description of Indication HistorySound Skip Check Result Display Mode Key Check Mode88RMC OK 88RMC OK 21Res 21Reset21ResOK? 32Pw-T W71 S20 62 S0171V5num 72V5dat10Laser 64V1 PWM14 S14 00ADJ OK12###S Configuration of overall adjustment12HrefPw 13WritPw00CD OK 00Assy35Ofst 00MO OK62***S30 Mode Settings62***S20 0000TimeMK68***S01 67***S6768***S20 43ResumeSection Diagrams IC PIN Function DescriptionMIFVSS3 MIC SenseXtest SET KEYDSPVSS0 APCDSPVDD0 XtslSlcv SldwSlcu SlcwGND SW CLK SELOpen Close SW SET CODE0Sync Level Xhold SWSycn REC FlashvddBlock Diagram Servo Section Main BoardBlock Diagram Audio Section Main BoardMain Board 3/3 System CONTROL/POWER Section Block Diagram System Control / Power SectionCommon note on Printed Wiring Board WaveformsPrinted Wiring Board Main Section Refer to page 33 for Note Side aSemiconductor Location Side B IC B/D Except US, CND Model C323 R314 C308 AP310 C102 C312 C307 IC Block Diagrams IC501 SN761057DBTIC701 SC111257FCR2 IC601 IC901IC301 AK5354VT IC302 TA2131FLCase Upper Silver Section Exploded ViewsPanel Section Case Upper BlueChassis Section 54 A-3323-653-A Main BOARD, Complete Except US,CND58 3-225-632-01 Spring LIMITER, Compression MD Mechanism Deck Section MT-MZR500-172 Section Main Electrical Parts List Diode UDZ-TE-17-2.4B Ceramic Chip 9PFDiode Jumper ResistorCOIL, Choke JACK, DC Polarity Unified TypeInductor Inductor ChipFILTER, Chip EMI Common Mode SwitchSWITCH, Slide Hold Network ResistorENGLISH,RUSSIAN,HUNGARIAN POLISH,CZECH,SLOVAKIAN AccessoriesCONNECTOR, Optical Except R501US,E Italian AEPMemo Revision History Date Description of Revision