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Sony MDS-JD320 service manual Schematic Diagram - Main /3, MDS-JE320, See page 26 for Waveforms

Models: MDS-JD320

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MDS-JE320

6-7. Schematic Diagram — Main Section (1/3) —

• See page 26 for Waveforms

• See page 54 for IC Pin Functions.

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Sony MDS-JD320 Schematic Diagram - Main /3, MDS-JE320, See page 26 for Waveforms, See page 54 for IC Pin Functions

Contents

US Model Canadian Model AEP Model SPECIFICATIONSMDS-JE320 MINIDISC DECKVARNIG Notes on chip component replacementFlexible Circuit Board Repairing ADVARSELSAFETY CHECK-OUT TABLE OF CONTENTS3. DISASSEMBLY 6. DIAGRAMSThree-digit display/Message SELF-DIAGNOSIS FUNCTIONSelf-diagnosis display C11 Protected Self-Diagnosis FunctionMethod FORCED RESETSECTION SERVICING NOTE JIG FOR CHECKING BD BOARD WAVEFORMMethod RETRY CAUSE DISPLAY MODEFig. 1 Reading the Test Mode Display Fluorescent Display Tube SignsReading the Display ExampleHexadecimal nBinary Conversion Table SECTION GENERAL Location of Parts and Controls1 2 3 4 5 6 7 8 » !¥ ! !¤ ! !¢ !£ SECTION DISASSEMBLY 3-1. CASE AND FRONT PANEL ASSEMBLY3-2. BRACKET T, L AND R 3-4. SUB CHASSIS 3-3. BD BOARD3 Shutter assembly Shaft shutter 3-5. SHUTTER ASSEMBLY3-6. OVER WRITE HEAD 1 Stepper washer Shutter assembly 2Shaft lid Shaft shutterNote for Installation of Slider Complete Assembly 3-7. SLIDER COMPLETE ASSEMBLY4-3. EXITING THE TEST MODE 4-1. PRECAUTIONS FOR USE OF TEST MODE4-2. SETTING THE TEST MODE SECTION TEST MODE4-5-1. Operating the Continuous Playback Mode 4-5-2. Operating the Continuous Recording Mode4-5-3. Non-Volatile Memory Mode 4-6. FUNCTIONS OF OTHER BUTTONS 4-7. TEST MODE DISPLAYS4-8. MEANINGS OF OTHER DISPLAYS 5-3. PRECAUTIONS FOR ADJUSTMENTS SECTION ELECTRICAL ADJUSTMENTS5-1. PRECAUTIONS FOR CHECKING LASER DIODE EMISSINON 5-2. PRECAUTIONS FOR USE OF OPTICAL PICK- UP KMS-260ASpecified Value 5-5. TEMPERATURE COMPENSATION OFFSET ADJUTMENT5-6. LASER POWER ADJUSTMENT Adjusting Method5-7. TRAVERSE ADJUSTMENT Adjusting methodConnection 5-9-1. CD Error Rate Check 5-8. FOCUS BIAS ADJUSTMENT5-9. ERROR RATE CHECK 5-11. ADJUSTING POINTS AND CONNETING POINTSMDS-JE320 DIAGRAMS6-1. BLOCK DIAGRAMS SECTIONMAIN Section R-ch is omitted Signal path PB REC REC Digital inMDS-JE320 Waveform THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMSFor schematic diagrams For printed wiring boardsSemiconductor 6-3. Printed Wiring Board - BD SectionLocation Page6-4. Schematic Diagram - BD Section 1/2 PageMDS-JE320 Page 6-5. Schematic Diagram - BD Section 2/2MDS-JE320 PagePage 6-6. Printed Wiring Board - Main SectionMAIN BOARD MDS-JE320See page 54 for IC Pin Functions 6-7. Schematic Diagram - Main Section 1/3MDS-JE320 See page 26 for WaveformsMDS-JE320 6-8. Schematic Diagram - Main Section 2/36-9. Schematic Diagram - Main Section 3/3 See page 49 for IC Block DiagramMDS-JE320 C PAGE 6-10. Printed Wiring Board - DISPLAY SectionDISPLAY BOARD EJECT SW BOARDSee page 26 for Waveforms 6-11. Schematic Diagram - DISPLAY SectionMDS-JE320 PAGE6-12. Printed Wiring Board - Switch Section PageMDS-JE320 6-13. Schematic Diagram - Switch Section PageMDS-JE320 IC101 CXA2523R 6-14. IC BLOCK DIAGRAMSIC121 CXD2650R BD sectionIC152 BH6511FS IC121 CXD2652ARIC301 LA9615 IC171 XL24C01AFIC192 L88MS33T Main sectionIC311 LB1641 IC308 M5218ALIC309 LA5620 IC310 M5293LPin Name 6-15. IC PIN FUNCTIONSIC101 RF Amplifier CXA2523R Pin NoPin No Pin NameFunction Pin No Pin NameFunction Pin No Pin NameFunction Pin Name IC307 A/D, D/A converter CXD8607N+5V power supply D/A, digital Pin NoPin No Pin NameFunction Function IC316 System Control RU8X11AMF-0109/RU8X11AMF-0115Pin No Pin NamePit/groove detection input “H” is input for the playback only disc or TOC area Not used Pin NoPin Name Function0.5S Pin NoPin Name Function7-1. MAIN SECTION SECTION EXPLODED VIEWS6059 7-2. FRONT PANEL SECTION#3 not supplied not supplied #3 #3 7-3. MECHANISM DECK SECTION 1 MDM-3GC201 2047-4. MECHANISM DECK SECTION 2 MDM-3GC 257not supplied SECTION ELECTRICAL PARTS LIST Remarks TRANSISTOR 2SA1576A-T106-QRDISPLAY CONTROL SWMAIN EJECT SWMAIN 9-922-894-11 MDS-JE320MAIN Sony Corporation