Sony MDS-PC3 specifications IC300 M30805SGP Main Board

Page 52

• IC300 M30805SGP (MAIN BOARD)

Pin No.

 

 

 

 

 

 

 

Pin Name

I/O

 

 

Function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

DATA(FL)

O

Serial data signal output to the display driver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

CLK(FL)

O

Serial clock signal output to the display driver L: Active

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

A1-IN

I

Fixed at H (Pull-up)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

SIRCS

I

Remote control input

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5, 6

 

 

NC

—

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

 

LED

O

LCD back light ON/lOFF signal output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

 

MUTE

O

Mute signal output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

 

 

A/D,D/A RESET

O

A/D, D/A (AK4524-TP) reset signal output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

A/D, D/A LATCH

O

A/D, D/A (AK4524-TP) chip sekect signal output

 

 

 

 

 

 

 

 

 

 

 

 

 

11

 

 

LD-LOW

O

Loading motor voltage control output L: High voltage H: Low voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12

 

 

LDIN

I

Loading motor control input

H: IN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

 

LDOUT

O

Loading motor control output

H: OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

 

 

MOD

O

Laser modulation switching signal output L: OFF H: ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

 

BYTE

I

Data bus changed input (Connected to ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

16

 

 

CNVSS

—

Ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

 

 

XIN-T

I

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

18

 

 

XOUT-T

O

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19

 

 

RESET

I

System rest input L : reset

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

 

 

XOUT

O

Main clock output (10MHz)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21

 

 

VSS

—

Ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22

 

 

 

 

I

Main clock input (10MHz)

 

 

 

 

 

XIN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

 

 

VCC

—

Power supply (+3.3V)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

 

 

 

 

 

 

 

 

I

Fixed at H (Pull-up)

 

 

 

 

 

NMI

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

25

 

 

DQSY

I

Digital in sync input

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26

 

 

PDOWN

I

Power down detection input

L: Power down

 

 

 

 

 

 

 

 

 

 

 

 

 

27

 

 

SQSY

I

ADIP (MO) sync or subcode Q (PIT) sync input from CXD2662R (Playback system)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

28

 

 

K.B-CLK

I

Fixed at H (Pull-up)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

29

 

 

LDON

O

Laser ON/OFF control output

H: Laser ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30

 

 

LIMIT-IN

I

Detection input from the limit switch

L: Sled limit-In H: Sled limit-Out

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

31

 

 

A1 OUT

O

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

32

 

 

XINIT

I

Interrupt status input from CXD2662R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

33

 

 

BEEP

O

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

34

 

 

LRCK1

O

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

35

 

 

WR PWR

O

Write power ON/OFF output

L: OFF

H: ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

36

 

 

IIC CLK

O

IIC clock output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

37

 

 

IIC DATA

I/O

IIC data input/output to the CONTROL-I

 

 

 

 

 

 

 

 

 

 

 

 

 

 

38

 

 

SWDT

O

Writing data signal output to the serial bus

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

39

 

 

VCC

—

Power supply (+3.3V)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

40

 

 

SRDT

I

Reading data signal input from the serial bus

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

41

 

 

VSS

—

Ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

42

 

 

SCLK

O

Clock signal output to the serial bus

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

43

 

 

REC-SW

I

Detection signal input from the recording position detection switch

L: REC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

44

 

 

CLIP DATA

O

CLIP serial data output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

45

 

 

CLIP DATA

I

CLIP serial data input

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

46

 

 

CLIP CLK

O

CLIP serial clock output (Not used)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

47

 

 

DIG-RST

O

Digital rest signal output to the CXD2662R and motor driver L: Reset

 

 

 

 

 

 

 

 

 

 

 

 

 

48

 

 

SENS

I

Internal status (SENSE) input from the CXD2662R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

49

 

 

PLAY-SW

I

Detection signal input from the playback position detection switch

L: PLAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50

 

 

XLATCH

O

Latch signal output to the serial bus

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51

 

 

OUT-SW

I

Detection signal input from the loading out detection switch

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

52

 

 

RDY

I

Fixed at H (Pull-up)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

53

 

 

ALE/RAS

O

Microprocessor mode output (Not used)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

54

 

 

HOLD

I

Fixed at H (Pull-up)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

55

 

 

 

 

 

O

Microprocessor mode output (Not used)

 

 

 

HLDA/ALE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

56

 

 

XBUSY (MNT2)

I

In the state of executive command from the CXD2662R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

57

 

 

VSS

—

Ground

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

52

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Page 51 Page 53
Contents Specifications MDS-PC3SELF-DIAGNOSIS Function TOC t Edit t TOC Edit t blank tItems of Error History Mode Items and Contents Table of Contents DisassemblyDiagrams Table of Error CodesFlexible Circuit Board Repairing Section Service NotesLead free soldering JIG for Checking BD Board Waveform Record Precedure Forced Reset Checks Prior to Parts Replacement and AdjustmentsMain Board Component Side Retry Cause Display Mode Bit BinaryHexadecimal t Binary Conversion Table Remote Parts Description General SectionUsing the Display Hooking Up Section Disassembly MD Mechanism Deck MDM-7AMain Board Over Light Head HR901, BD MD BoardHolder Assy Loading Motor Assy M103Sled Motor Assy M102, Slider Optical PICK-UP MD KMS-260B/JINSpindle Motor Assy M101 Section Test Mode Precautions for USE of Test ModeSetting the Test Mode Exiting the Test ModeSelecting the Test Mode Display Details Mark GroupOperating the Continuous Playback Mode Test Mode Displays Mode displayError rate display Functions of Other ButtonsAutomatic SELF-DIAGNOSIS Function Meanings of Other DisplaysInformation Parts Replacement and Adjustment Section Electrical AdjustmentsCheck before replacement Adjustment flow Precautions for USE of Optical PICK- UP KMS-260B Precautions for Checking Laser Diode EmissionPrecautions for Adjustments Using the Continuously Recorded Disc Checks Prior to RepairsAuto Check Other ChecksPlay Check MO Error Rate Check CD Error Rate CheckTemperature Compensation Offset Adjutment Initial Setting of Adjustment ValueLaser Power Adjustment Traverse Adjustment Iop NV SaveFocus Bias Adjustment Error Rate Check Auto Gain Control Output Level AdjustmentCD Auto Gain Control Output Level Adjustment MO Auto Gain Control Output Level AdjustmentAdjusting Points and Connecting Points Diagrams Block Diagrams BD Section MDS-PC3Main Section Sclk CclkPrinted Wiring Board BD Section SemiconductorPIN Function MDS-PC3 Printed Wiring Board Main Section PIN Functon MDS-PC3 Printed Wiring Board Panel Section Schematic Diagram Panel Section See page 35 for Waveforms IC Block Diagrams IC101 CXA2523AR BD BoardLB1830M-S-TE-L Main Board BH3541F-E2 Main Board IC PIN Functions IC101 CXA2523AR RF Amplifier BD BoardMNT0 FOK Mvci IC300 M30805SGP Main Board Shck MNT1 Section Exploded Views Chassis SectionMechanism MDM-7A 319 302 320 317 304 308 303 305 306 301 318 307Mechanism 351Section Electrical Parts List Remarks Ref. No DescriptionMetal Chip Main PIN, Connector 2P Diode Main Panel MDS-PC3 Panel KEY REFLECT/PROTECT SW
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