Sony MZ-B10 service manual IC901 SC901580EPR2

Page 46

MZ-B10

IC901 SC901580EPR2

SLEEP

CLK

SEQSEL

WDT

SCK

STRB

DATA

HPI2

HPI1

MUTEON

GND

VHP1

HP1(L-CH)

PGND4

HP2(R-CH)

VHP2

64

63

62

61

60

59

58

57

56

55

54

53

52

51

50

49

(VCC)

(HP AMP)

(VCC)

AMP1

VC

FFCLR1

1

CONTROL

BANDGAP

48 VREF

AM2

REFERENCE

XWAKE4

2

47 REGC3

XWAKE3

3

REF1

DAC

46 REGC2

REF2

XWAKE2

4

REF3

REF

45 REGC1

REF4

VG

REF5

XWAKE1

5

44 REGI1

SERIES PASS

VC2

VC2

VRMC

6

REF3

REGULATOR1

FFCLR

REF1

REF2

43 REGO1

VG

VC2

LVB

7

42 VC2

SERIES PASS

LVB

HVB

8

REF4

REGULATOR2

41 REGO2

DRIVER

VG

VSTB

9

VC

XRST1

40 REGI3

VF1

VF2

SERIES PASS

XRST1

VC1 10

POWER

REF5

REGULATOR3

39 REGO3

XRST2

VCO1

SWITCH 1

11

XRST1

38 CVIN

POWER

XRST2

VO1 12

SWITCH 2

37 VCOUT

XRST1

PRE DRIVER

SEQSEL

L1 13

SET-UP

XRST1

XRST2

XRST2

36 VO2

XRST1

L1 14

PWM

VC

VC

START-UP

VB

SET-UP

PRE DRIVER

35 L2

PGND1 15

PWM

34 L2

VB

VC1G 16

SET-UP

VC

DC/DC

REF2

33 PGND2

CONVERTOR

VG

VG

VG

VMODE

VB

VG

REF2

VF2

VF2

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

RF1

INM1

DTC1

CRST1

XRST1

C1L

VG

LG

PGND3

VB

XRST2

CRST2

DTC2

INM2

RF2

VC2G

46

Image 46

Contents MZ-B10 877-031-03LP2 LP4 Mono Battery lifeFlexible Circuit Board Repairing LP2Table of Contents Section Servicing Notes Main Board Side BSection General Looking at the controls MZ-B10Section Disassembly Disassembly FlowCase Lower Assy Speaker AssyMain Board Electret Condenser Microphone MIC901Set Chassis Assy, Case Spk Assy Case Upper AssyLCD Module Rec Button AssyMechanism Deck MT-MZN710-177 Gear SA, OP Service Assy LCX-5R Gear SA Screw M1.4Holder Assy DC Motor Sled M602Gear HA Operation in Setting the Test Mode Section Test ModeSetting Method of Test Mode Releasing the Test ModeManual Mode Configuration of Test ModeTransition Method in Manual Mode 081A1B C68S1B063B1B 000F1BSetting Method of Reset the Error Display Code Reset the Error Display CodeDescription of Error Indication Codes Description of Indication History000 EIB Stat Adrs BEmp**000 ######000 BOvr Bful Rtry Sound Skip Check Result Display Mode000 888ResOK? ResetResNV CC ResV2 num 863 V1 num 861V1 dat 862 V2 dat 864VC2 Lo 743 VC1 H 742VC2 Hi 744 REG1 745REG3L2 748 REG3L1 747REG3 H 749 751752 Adjustment Method of Vrecmiddle X4 speed item numberAdjustment Method of Vrechigh Head Motor item number 753Adjustment/checking and Connection Location Assy 000 Power Supply Adjustment Auto Item FeedConfiguration of power supply adjustment auto item feed SetTmp 015WrPwHi 9E Laser Power CheckLaser HrefPwOverall Adjustment error message Overall Adjustment Mode Title DisplayAdjustment Method of CD and MO Overall Adjustment Mode Assy11 000CD and MO Overall Adjustment Items CD overall adjustment itemsResClr 043 Resume 043Res 043 PatClr 022Patch 023 2A152B9800 SCC 023Address value Adjusted value Patch data list2AFC 2ABF2AFB 2ADB345 Section Diagrams Block DiagramWaveforms Lead LayoutsPrinted Wiring Board Main Board Side a Uses unleaded solder Semiconductor LocationPrinted Wiring Board Main Board Side B Uses unleaded solder SemiconductorTP1607 TP1602 TP1608 TP1609 Schematic Diagram Main Board 2/4 See page 36 for Waveforms Ver 1.2DTE306KCXJA ND730GA NEL02TPLI1 02RETPINL2 ETDPPT803OT 229C IC Block Diagrams IC302 TA2131FLELIC601 XPC18A22AEPR2 IC701 SC111258EPR2 IC901 SC901580EPR2 IC Pin Function Description Sens LrckExcs FmckFfclr GndswVlon XcsnvSI3 UosciUosco SO3DVSS1 XCSDVSS0 DVSS2FVDD0 FVSS0Exploded Views SectionLower Case Section Upper Chassis Section 112 108 Chassis Section 101105 107 104 102 103 106 110Mechanism Deck MT-MZN710-177//M 301 302 308 306 303307 304 305309 310 311358 Mechanism Deck MT-MZN710-177//M 357 356 355354 353 352 351 359 361 360 364Resistors Main Electrical Parts ListSemiconductors Main SN761058AZQLR RES-CHIP Short Chip Variable Resistor Memo Revision History