Sony MZ-R900 service manual XPC18A22FCR2

Page 34

IC551

SC111257FCR2

CPAIP

CPAIM

CPBIP

CPBIM

CPAO

CPBO

VM3

RO3

PGND3

FO3

VM34

RO4

PGND4

FO4

42 41

40 39

38

37

36

35

34

33

32

31

30

29

–

28

VM4

+

VC

VG

VC VG

–

PRE DRIVER

PRE DRIVER

+

VG

VC

PGNDW

43

H-BRIDGE

VC

H-BRIDGE

VC

WO

44

CONTROL

CONTROL

VMVW

45

DRIVER

27

RI4

VO

46

26

FI4

PRE

PGNDUV

47

25

RI3

24

FI3

UO

48

VG

23

VG

VMU

49

VC

22

VC

VC

GND2

50

21

GND1

BIAS

CPWI

51

–

20

PWM24

+

CPVI

52

19

FI1

–

18

RI1

+

17

FI2

CPUI

53

–

16

RI2

COM

54

+

VC

VC

H-BRIDGE

H-BRIDGE

CPWO

55

CONTROL

CONTROL

CPVO

56

VC

VG

VC VG

VC

3PHASE

PRE DRIVER

PRE DRIVER

CONTROL

15

VM2

1

2

3

4

5

6

7

8

9

10

11

12

13

14

CPUO

WI

VI

UI

PWM

OE

VM1

RO1

PGND1

FO1

VM12

RO2

PGND2

FO2

IC601

XPC18A22FCR2

VRECIN1

OUTA

PGND2

PGND2

OUTB

VRECIN2

VG

HB

PGND3

HA

VG3

C2H

C2L

VG2

42

41

40

39

38

37

36

35

34

33

VG3

32

31

30

29

VGC

VG

VG2

VG3

VC2

VG

OUTPUT SW

OUTPUT SW

CHARGE

CHARGE

28 C1H

VC VG DC IN

PUMP 2

PUMP 1

27 C1L

VC

VC2

VC

HI-BRIDGE

EFM

VB 43

CHARGE

26

VC2

PRE DRIVER

PRE DRIVER

MONITOR

VREF

25

VREF

BATM

44

X2/X4

VG3

BUFFER

DC IN

CONTROL

CONTROL

24

CVREF

CHARGE

23 GND

CHGSW

45

22 DW BT

CONTROL

DC IN

21 DW TP

RS

46

BATTERY

20

RF1

VC

INP2 47

CHARGER

VC AMP

19

INM1

INM2 48

&

18

INP1

RF2

49

REGULATOR

VG2

VC

17

DTC

DCIN

50

DC IN

CHGMON 51

VC

PWM

16

VREC

DC IN

VG

SYSTEM

DC IN

DC IN

SET-UP DOWN

SVREF

52

PRE DRIVER

BANDGAP

DETECT

GND 53

VIO

SW

GAIN

54

LEVEL

CHG 55

SHIFT

OUTPUT SW

15 VRECO2

DREG 56

VIO

VC

1

2

3

4

5

6

7

8

9

10

11

12

13

14

SW

RECON

OE

CLK

RI

FI

EFM

VIO

VC

VRECO1

LI1

PGND1

PGND1

LI1

IC901

XPC18A32FCR2

VIF

VA

VAFB

VDFB

VIFFB

GND

VC

VCO

VC

VC OUT L1 NC

PGND1

PGND1

42

41

40

39

38

37

36

35

34

33 32 31 30 29

NC 43

OUTPUT

OUTPUT SW

28

L1

SW

VD

44

SERIES PASS

SERIES PASS

SERIES PASS

VC

OUTPUT SW

VG

VC2

45

REGULATOR VA

REGULATOR VD

REGULATOR VIF

POWER

+

27

RF1

–

SWITCH 1

VC

VC

VC

26

INM1

STEP-UP

PWM

PRE DRIVER

25

DTC1

XRST 46

OUTPUT SW

CRST 47

VC

24

DTC2

RSTREF

48

BANDGAP

+

23

RF2

REFERENCE

–

VREF

49

VG

22

INM2

VB

VC

VB

50

PWM

21

PWM1

GND

51

VC

VG

VG

VG

VSTB

VC

VB

POWER

STEP-UP

20

PWM2

CLKSEL

52

SWITCH 2

PRE DRIVER

VB

VB VC VG

VAIFON

53

SYSTEM

STEP-UP

19

VG

FFCLR

54

OUTPUT

CONTROL

START-UP

DC/DC

18

LG

SLEEP 55

SW

VSTB

CONVERTER

17

PGND2

CLK

56

OUTPUT SW

16

L2

15

NC

1

2

3

4

5

6

7

8

9

10

11

12

13

14

VLON

XWK1

XWK2

XWK3

XWK4

VSTB

VRMC

GND

VL

VLO

VL

L2

PGND2

PGND2

32

32

32

Image 34

Contents Battery life1 Specifications927-991-13 Diagrams Table of ContentsDisassembly Exploded ViewsFlexible Circuit Board Repairing Section Servicing NotesSection General Looking at controlsDisassembly Flow Section DisassemblyPanel ASSY, Bottom Panel ASSY, Upper Section LCD MODULE, Panel ASSY, UpperCase ASSY, BATTERY, Main Board Main Board AssySTRIP, Ornamental MD Mechanism Deck MT-MZR900-171, Chassis ASSY, SETService ASSY, OP LCX-4R Holder Assy Motor Flexible BoardMOTOR, DC Sled M602 Operation in Setting the Test Mode Section Test ModeSetting Method of Test Mode Releasing the Test ModeTransition method in Manual Mode Configuration of Test ModeManual Mode A n u a l011 0 6 3 B 0 011 C 6 8 S 0F F J 0 0XX 1 0 0 0Setting method of Reset the Error Display Code Reset the error display codeDescription of Error Indication Codes Description of Indication History000 FF 000 P * * R000 RPLAYResOK? ResetResNV CC 021 ResAssy00 871 V5num872 V5dat 762 Vc1PWMHrefPw ADJ OKSetTmp WritPwOfst AssyAssy11 OfstOK000 *** NG Adjustment Method of Overall CD and MO Adjustment ModeOverall CD and MO adjustment items CD OKResClr Resume CC043 Res PatClr CC023 0D6100 023 0D6000023 0D6008 023 0D61A1023 0D6120 023 0D5DAA023 0D5E04 023 0D6400023 0D6CF6 023 0D6909023 0D6C00 023 0D6D00023 0D7603 023 0D751C023 0D7600 023 0D7800Block Diagram Servo Section DiagramsSection Block Diagram Audio Section Block Diagram KEY CONTROL/DISPLAY/POWER Supply Section Waveforms Vp-pPrinted Wiring Boards Semiconductor LocationMZ-R900 IC Block Diagrams IC301 AK4562VNS-LXPC18A22FCR2 IC PIN Function Description Xtest Pause KEYMIC Sense MIFVSS3AVS2 AdioAVD2 AdrbSpcu DSPVDD2DSPVSS1 SpcvSSB Data TEST1, TEST0EVA SSB CLKLCD STB XPD ADAXCS LCD LCD RSTSection Exploded Views Panel SectionChassis Section MT-MZR900-171 Not suppliedMD Mechanism Deck Section MT-MZR900-171 Main Electrical Parts List SemiconductorsConnector MainXPC18A22FCR2 RES-CHIP CASE, Battery Charge Except JEW Memo Revision History