Sony UK model 4-216-349-3 Australian model 4-216-349-4 Pb-P, Rec/Pb, Sda, MNT3 Slock, Wr Pwr, Mod

Page 48

Pin No.

 

 

Pin Name

I/O

 

Function

 

 

 

 

 

 

60

 

PB-P

I

Detection signal input from the playback position detection switch

 

 

 

 

 

 

 

61

 

REC/PB

O

Not used Write: “H”

 

 

 

 

 

 

 

 

62

 

+3.3V

—

+3.3V power supply

 

 

 

 

 

 

 

 

63

 

NC

O

Not used (Fixed at “L”)

 

 

 

 

 

 

 

 

64

 

GND

—

Ground

 

 

 

 

 

 

 

65

 

SDA

I/O

Data signal input/output pin with the backup memory

 

 

 

 

 

 

66

 

MNT3 (SLOCK)

I

In the state of spindle srvo lock from the CXD2564R

67

 

WR PWR

O

Write power ON/OFF output

 

 

 

 

 

 

 

68

 

PROTECT

I

Recording-protection claw detection input from the protection detection switch

 

Protect: “H”

 

 

 

 

 

 

 

 

 

 

 

 

 

69

 

REFLECT

I

Disk reflection rate detection input from the reflect detection switch

 

Disk with low reflection rate: “H”

 

 

 

 

 

 

 

 

 

 

 

 

70

 

LDON

O

Laser ON/OFF control output

“H”: Laser ON

 

 

 

 

 

 

71

 

SENS

I

Internal status (SENSE) input from the CXD2654R

 

 

 

 

 

 

72

 

NMT1 (SHOCK)

I

Track jump signal input from the CXD2654R

 

 

 

 

 

 

73

 

DIG-RST

O

Digital rest signal output to the CXD2654R and motor driver Reset: “L”

 

 

 

 

 

 

74

 

MNT2 (XBUSY)

I

In the state of executive command from the CXD2654R

 

 

 

 

 

 

75

 

XLATCH

O

Latch signal output to the serial bus

76

 

MOD

O

Laser modulation switching signal output

77

 

LIMIT-IN

I

Detection input from the limit switch

 

Sled limit-In: “L”

 

 

 

 

 

 

 

 

 

 

 

 

 

78

 

MNT0 (FOK)

I

Focus OK signal input from the CXD26504R

 

“H” is input when focus is on

 

 

 

 

 

 

 

 

 

 

 

 

 

79

 

SCL

O

Clock signal output to the backup memory

 

 

 

 

 

 

80

 

SCTX

O

Writing data transmission timing output to the CXD2654R

 

Shared with the magnetic head ON/OFF output

 

 

 

 

 

 

 

 

 

 

 

 

81

 

CLKSET0

I

Clock destination select pin

US, Canadian: “L”, Except US, Canadian :“H”

 

 

 

 

 

 

 

82

 

CLKSET1

I

Clock destination select pin

US, Canadian: “H”, Except US, Canadian :“L”

 

 

 

 

 

 

 

83

 

LED0

O

 

 

 

 

 

 

 

 

 

84

 

LED1

O

Not used

 

 

 

 

 

 

 

85

 

OPT DEL

O

 

 

 

 

 

 

 

 

 

 

 

86

 

OPT SEL

O

 

 

 

 

 

 

 

 

 

87

 

MODE SEL 0

I

Mode selector

 

88

 

MODE SEL 1

O

 

 

 

 

 

 

 

 

 

89

 

 

 

O

 

 

 

REC

Not used

 

 

 

 

 

 

 

90

 

BEEP SW

O

 

 

 

 

 

 

 

 

 

 

 

91

 

NC

I

 

 

 

 

 

 

 

 

92

 

SOURCE

I

Input source change input (A/D input)

93 to 95

 

KEY 3 to KEY 1

I

Key input pin (A/D input)

 

96

 

AVSS

—

Ground (Analog)

 

97

 

KEY0

I

Key input pin (A/D input)

 

98

 

VREF

—

A/D reference voltage (Fixed at “H”)

 

 

 

 

 

 

 

99

 

+3.3V

—

+3.3V power supply

 

 

 

 

 

 

 

100

 

MONO/ST

I

Monaural, stereo change input Monaural: “H”

 

 

 

 

 

 

 

– 60 –

Page 47 Page 49
Image 48
Page 47 Page 49
Contents Specifications MDS-JE330SELF-DIAGNOSIS Function Items of Error History Mode Items and Contents Flexible Circuit Board Repairing VarnigTable of Contents DisassemblyDiagrams Exploded ViewsSection Servicing Note JIG for Checking BD Board WaveformIOP TEORecord Precedure Checks Prior to Parts Replacement and Adjustments Forced ResetCriteria for Determination Measure if unsatisfactory REC/PLAYRetry Cause Display Mode Bit BinaryBit When Binary Higher Bits Lower Bits Hexa DetailsHexadecimal Binary Section General Location of Parts and ControlsFront Panel Section Disassembly Case and Front PanelSlider CAM Base Unit MBU-5A and BD Board SW Board and Loading Motor M103Section Test Mode Precautions for USE of Test ModeSetting the Test Mode Exiting the Test ModeSelecting the Test Mode GroupOperating the Continuous Playback Mode Non-Volatile Memory Mode EEP ModeMID OUTTest Mode Displays Functions of Other ButtonsMeanings of Other Displays Section Electrical Adjustments Parts Replacement and AdjustmentPrecautions for Checking Laser Diode Emissinon Precautions for USE of Optical PICK- UP KMS-260APrecautions for Adjustments Creating Continuously Recorded DiscTemperature Compensation Offset Check Laser Power CheckChecks Prior to Repairs Specified ValuePlay Checking MO Error Rate Check CD Error Rate CheckFocus Bias Check Self-Recording/playback CheckInitial Setting of Adjustment Value Temperature Compensation Offset AdjutmentLaser Power Adjustment Recording and Displaying the IOP InformationTraverse Adjustment Focus 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 Section Diagrams Circuit Boards LocationBlock Diagrams BD Section MDS-JE330Main Section LD-LOVOFor schematic diagrams For printed wiring boardsWaveforms Display SectionPrinted Wiring Board BD Section Semiconductor LocationSchematic Diagram BD 1/2 Section Schematic Diagram BD 2/2 Section Schematic Diagram Main 1/2 Section Schematic Diagram Main 2/2 Section Printed Wiring Board Main Section Printed Wiring Board Panel Section Schematic Diagram Panel Section Schematic Diagram BD Switch Section IC Block Diagrams Printed Wiring Board BD Switch SectionBD Section IC101 IC121 CXD2654R IC152 BH6511FS-E2Main section IC301 UDA1341TS/N2 IC381 M5218AL IC441 LB1641IC406 M62016L IC PIN Functions IC101 RF Amplifier CXA2523AR BD boardPin No Pin Name Function MNT0 FOK MNT1 ShckMNT2 Xbusy MNT3 SlocMvci AsyoAsyi AvddTfdr FfdrFrdr FS4IC501 System Control M30620MC-400FP Main board OPT DEL OPT SEL Mode SEL PB-PREC/PB SDASection Exploded Views Case and Back Panel SectionFront Panel Section 6162Mechanism Section MDM-5A 225 226 206 205Base Unit Section MBU-5A 251 252Section Electrical Parts List ResistorsDisplay Display KEY SW Main PIN, Connector 7P Inductor MDS-JE330 Main SW VOL SEL Vibrator
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