Sony MDS-JE530 service manual 63

Page 51
– 63 –

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pin No.

Pin Name

 

I/O

 

 

 

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

48

DA RST

 

O

Reset signal output to the A/D, D/A converter (IC321)

“L”: reset

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

49

MUTE

 

O

Audio line muting on/off control signal output terminal

“L”: line muting on

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50

 

STB

 

O

Strobe signal output to the power supply circuit “L”: standby mode, “H”: power on

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

51

CHACK IN

 

I

Detection input from the disc chucking-in detect switch

“L”: chucking

 

 

 

Not used (fixed at “H”)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

52

 

NC

 

I

Not used (fixed at “L”)

 

 

 

 

 

 

53

PACK-OUT

 

I

Detection input from the loading-out detect switch (S602)

 

 

 

 

“L” at a load-out position, others: “H”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

54

 

LDIN

 

O

Motor control signal output to the loading motor driver (IC471)

“L” active

*1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

55

LDOUT

 

O

Motor control signal output to the loading motor driver (IC471)

“L” active

*1

 

 

 

 

 

 

 

 

 

 

 

 

 

56

LD-LOW

 

O

Loading motor drive voltage control signal output for the loading motor driver (IC471)

 

 

“H” active

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

57, 58

 

NC

 

I

Not used (fixed at “L”)

 

 

 

 

 

 

59

REC-P

 

I

Detection input from the recording position detect switch (S601)

“L” active

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

60

 

PB-P

 

I

Detection input from the playback position detect switch (S604)

“L” active

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

61

REC/PB

 

I

Not used (fixed at “L”)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

62

 

+3.3V

 

—

Power supply terminal (+3.3V)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

63

 

NC

 

I

Not used (fixed at “L”)

 

 

 

 

 

 

64

 

GND

 

—

Ground terminal

 

 

 

 

 

 

 

 

65

 

SDA

 

I/O

Two-way data bus with the EEPROM (IC171)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

66

MNT3 (SLOCK)

I

Spindle servo lock status monitor signal input from the CXD2656R (IC121)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

67

WR-PWR

 

O

Laser power select signal output to the CXD2656R (IC121) and HF module switch circuit

 

 

“L”: playback mode, “H”: recording mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

68

PROTECT

 

I

Rec-proof claw detect input from the protect detect switch (S102)

“H”: write protect

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

69

REFLECT

 

I

Detection input from the disc reflection rate detect switch (S102)

 

 

 

 

“L”: high reflection rate disc, “H”: low reflection rate disc

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

70

LDON

 

O

Laser diode on/off control signal output to the automatic power control circuit

“H”: laser on

 

71

 

SENS

 

I

Internal status (SENSE) input from the CXD2656R (IC121)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

72

MNT1 (SHOCK)

I

Track jump detection signal input from the CXD2656R (IC121)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

73

DIG-RST

 

O

Reset signal output to the CXD2656R (IC121) and BH6511FS (IC152) “L”: reset

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

74

MNT2 (XBUSY)

I

Busy signal input from the CXD2656R (IC121)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

75

XLATCH

 

O

Serial data latch pulse signal output to the CXD2656R (IC121)

 

 

 

 

 

 

 

 

 

Laser modulation select signal output to the HF module switch circuit

 

 

 

 

 

 

 

 

Playback power: “H”, Stop: “L”,

 

 

 

 

 

 

 

 

 

 

 

 

Recording power:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.5 sec

 

 

 

 

76

 

MOD

 

O

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 sec

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

77

LIMIT-IN

 

I

Detection input from the sled limit-in detect switch (S101)

 

 

 

 

The optical pick-up is inner position when “L”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*1 Loading motor (M103) control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Mode

LOADING

EJECT

 

BRAKE

 

RUN IDLE

 

 

 

 

 

Terminal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LDIN (pin %¢)

 

“L”

 

“H”

 

“L”

 

“H”

 

 

 

 

 

 

LDOUT (pin %°)

 

“H”

 

“L”

 

“L”

 

“H”

 

 

 

 

– 63 –

Page 50 Page 52
Image 51
Page 50 Page 52
Contents MDS-JE530 SPECIFICATIONSSERVICE MANUAL Supplied accessories– 2 – SELF-DIAGNOSISFUNCTIONSelecting the Test Mode Items of Error History Mode Items and ContentsTable of Error Codes – 3 –ELECTRICAL ADJUSTMENTS TABLE OF CONTENTS6.DIAGRAMS DISASSEMBLYADVARSEL Flexible Circuit Board RepairingNotes on chip component replacement – 5 –JIG FOR CHECKING BD BOARD WAVEFORM – 6 –– 7 – Record PrecedureDisplay Precedure – 8 – CHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTSFig. 1 Reading the Test Mode Display – 9 –RETRY CAUSE DISPLAY MODE Precedure– 10 – Hexadecimal nBinary Conversion TableReading the Display This section is extracted from instruction manual SECTION GENERAL– 11 – LOCATION OF CONTROLSPage FRONT PANEL SECTION SECTION DISASSEMBLY– 13 – CASE– 14 – MAIN BOARDMECHANISM DECK SECTTION MDM-5D – 15 – SLIDER CAMBASE UNIT MBU-5D,BD BOARD SW BOARD, LOADING MOTOR M103 – 16 –– 17 – 1. PRECAUTIONS FOR USE OF TEST MODE2. SETTING THE TEST MODE SECTION TEST MODE5. SELECTING THE TEST MODE – 18 –– 19 – 5-1.Operating the Continuous Playback Mode5-3. Non-VolatileMemory Mode EEP MODE – 20 – 6. FUNCTIONS OF OTHER BUTTONS7. TEST MODE DISPLAYS MEANINGS OF OTHER DISPLAYS – 21 –SECTION ELECTRICAL ADJUSTMENTS 1.PARTS REPLACEMENT AND ADJUSTMENT– 22 – – 23 – 2. PRECAUTIONS FOR CHECKING LASER DIODE EMISSION4. PRECAUTIONS FOR ADJUSTMENTS Laser power meter– 24 – Checking Procedure6-2.Laser Power Check Specification6-4.Focus Bias Check 6-5.C PLAY Checking MO Error Rate CheckCD Error Rate Check – 25 –Setting Procedure 7. INITIAL SETTING OF ADJUSTMENT VALUE9. TEMPERATURE COMPENSATION OFFSET ADJUSTMENT 10. LASER POWER ADJUSTMENTAdjusting Procedure 11. TRAVERSE ADJUSTMENT– 27 – Specification12.FOCUS BIAS ADJUSTMENT – 28 –Adjusting Procedure 13-2.MO Error Rate Check 13.ERROR RATE CHECK15.AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT 13-1.CD Error Rate Check– BD BOARDSide B – Adjustment Location– 30 – – BD BOARDSide A –– 32 – MDS-JE530 SECTION DIAGRAMS6-1.BLOCK DIAGRAM – MD SERVO Section – – 31 –– 34 – 6-2.BLOCK DIAGRAM – MAIN Section –MDS-JE530 – 33 –– 35 – Note on Printed Wiring BoardNote on Schematic Diagram • Circuit Boards Location – 36 –•Semiconductor Location 6-4.PRINTED WIRING BOARD – BD Board –– 38 – •See page 36 for Circuit Boards Location– 39 – – 40 –MDS-JE530 MDS-JE530 6-6.SCHEMATIC DIAGRAM – BD Board 2/2 – See•– 41 – – 42 –– 44 – 6-7.SCHEMATIC DIAGRAM – SW Board –6-8.PRINTED WIRING BOARD – SW Board – – 43 –page 36 for Circuit Boards Location 6-9.PRINTED WIRING BOARD – MAIN Board – See•– 45 – – 46 –Page Page 41 Page – 47 –– 48 – MDS-JE530– 49 – – 50 –MDS-JE530 • Semiconductor Location – 51 –– 52 – MDS-JE530Page 47 Page – 53 –– 54 – MDS-JE530IC101 •IC Block Diagrams – BD Board –– 55 – – 56 –IC431 – 57 –IC310 M5293L6-14.IC PIN FUNCTION DESCRIPTION – 58 –•BD BOARD IC121 CXD2656R – 59 –– 60 – – 61 – •MAIN BOARD IC501 M30624MG-207FPSYSTEM CONTROLLER – 62 –– 63 – – 64 – SECTION EXPLODED VIEWS – 65 –1CHASSIS SECTION 59 54 52 2FRONT PANEL SECTION 61 64 61 63 6166 61 61 51 53223 207 – 67 –3MECHANISM SECTION MDM-5D 213 207 202 201254 253 – 68 –4BASE UNIT SECTION MBU-5D 252 263 270– 69 – SECTION ELECTRICAL PARTS LIST– 70 – DISPLAYKEY SW – 71 –DISPLAY MAIN – 72 –KEY SW MAIN – 73 –MAIN – 74 –POWER SW – 75 –MAIN 9-928-824-11 MDS-JE530– 76 – Sony Corporation
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