Manuals / Sony / Home Audio / CD Player

Sony MDS-NT1 service manual Holder Assy, LOADING MOTOR ASSY M103, holder assy

Models: MDS-NT1

1 70

Download 70 pages 10.41 Kb

Page 17

Image 17

MDS-NT1

3-7. HOLDER ASSY

2 claw

6 holder assy

4boss

1tension spring (holder)

4boss

3-8. LOADING MOTOR ASSY (M103)

1belt (loading)

2 two screws (PWH1.7 ⋅ 2.5)

3 loading motor assy

(M103)

Page 17

Image 17

Sony MDS-NT1 service manual Holder Assy, LOADING MOTOR ASSY M103, holder assy

Contents

MDS-NT1 SPECIFICATIONSMINIDISC DECK AEP ModelMDS-NT1 SELF-DIAGNOSISFUNCTION MDS-NT1 ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTSJOG DOWN Selecting the Test ModeMDS-NT1 Table of Error Codes3.DISASSEMBLY TABLE OF CONTENTS6.DIAGRAMS SELF-DIAGNOSISFUNCTIONMDS-NT1 Notes on chip component replacementFlexible Circuit Board Repairing MDS-NT1 SECTION SERVICING NOTES CLEANING OBJECTIVE LENS OF OPTICAL PICK-UPNOTES ON LASER DIODE EMISSION CHECK NOTES ON REPLACING BD BOARD OR MD MECHANISM DECKMDS-NT1 JIG FOR CHECKING BD BOARD WAVEFORMMDS-NT1 Record ProcedureDisplay Procedure MDS-NT1 Laser power checkProcedure SERVICE MODESoftware Reset Microcomputer Version DisplayFront View MDS-NT1 SECTION GENERALLOCATION OF CONTROLS 3-1.DISASSEMBLY FLOW MDS-NT1 SECTION DISASSEMBLYMDS-NT1 3-2.CASE UPPER3-4.MD MECHANISM DECK MDM-7S2B 3-3.MAIN BOARD1wire flat type 7 core CN104 3 screw BVTP3 ⋅ 1wire flat type 23 core CN1023-6.BD BOARD, OVER WRITE HEAD HR901 3-5.FRONT PANEL SECTIONMDS-NT1 3-8.LOADING MOTOR ASSY M103 3-7.HOLDER ASSYMDS-NT1 6 holder assyMDS-NT1 3-9.SLED MOTOR ASSY M1023-10.OPTICAL PICK-UP KMS-262E 2spindle motor assy M101 1 three screws M1.7 3-11.SPINDLE MOTOR ASSY M101MDS-NT1 4-2.SETTING THE TEST MODE 4-1.PRECAUTIONS FOR USE OF TEST MODEMDS-NT1 SECTION TEST MODE 4-3.RELEASING THE TEST MODEMDS-NT1 4-5.SELECTING THE TEST MODEDisplay DetailsMDS-NT1 4-5-1.Operating the Continuous Playback Mode4-7.INFORMATION 4-6.AUTOMATIC SELF-DIAGNOSISFUNCTIONProcedure ProcedureCheck before replacement MDS-NT1 SECTION ELECTRICAL ADJUSTMENTS5-1.PARTS REPLACEMENT AND ADJUSTMENT MDS-NT1 Adjustment flowMDS-NT1 5-2.PRECAUTIONS FOR CHECKING LASER DIODE EMISSIONMDS-NT1 5-5.PRECAUTIONS FOR ADJUSTMENTS1 Laser power meter 5-7-1.Temperature Compensation Offset Check 5-6.USING THE CONTINUOUSLY RECORDED DISCChecking Procedure 5-7-2.Laser Power Check5-7-5.Other Checks 5-7-4.Auto Check5-7-6.Traverse Check ProcedureCD Error Rate Check 5-7-8.C PLAY Check MO Error Rate Check5-7-7.Focus Bias Check 5-7-9. Self-Recording/playbackCheck5-10.TEMPERATURE COMPENSATION OFFSET ADJUSTMENT 5-8.INITIAL SETTING OF ADJUSTMENT VALUE5-11.LASER POWER ADJUSTMENT Setting ProcedureENTER/YES to save it 5-13.TRAVERSE ADJUSTMENT5-12.Iop NV SAVE ProcedureENTER/YES button 5-14.FOCUS BIAS ADJUSTMENTAdjusting Procedure MDS-NT15-17.AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT 5-15.ERROR RATE CHECK5-15-1.CD Error Rate Check 5-15-2.MO Error Rate CheckMDS-NT1 Adjustment and Checking LoacationBD BOARD Component Side BD BOARD Conductor Side6-1.BLOCK DIAGRAM - SERVO Section MDS-NT1 SECTION DIAGRAMSSIGNAL PATH PLAY REC SWDT, SCLKSIGNAL PATH 6-2.BLOCK DIAGRAM - MAIN SectionMDS-NT1 PLAY RECMAIN Board Waveforms - BD BoardSignal path E PLAY l REC MDS-NT1MDS-NT1 Page MDS-NT1SWDTPage MDS-NT1Page PageIC503 IC402IC501 IC420MDS-NT1 IC440Page MDS-NT1Page Page MDS-NT1 Page Page 6-12.SCHEMATIC DIAGRAM - PANEL BoardMDS-NT1 IC101 IC Block Diagrams - BD BoardCXA2523AR MDS-NT1BH6519FS-E2 IC401MAIN Board IC400M54641L IC440IC451 XC6351A120MRMDS-NT1 6-13.IC PIN FUNCTION DESCRIPTIONMDS-NT1 BD BOARD IC201 CXD2664R42 to MDS-NT1LDDR MDS-NT1MDS-NT1 MAIN BOARD IC301 M30835FJGP-01SYSTEM CONTROLLERPLAY-SW MDS-NT1MDS-NT1 MAIN BOARD IC301EXTAL MDS-NT1EXPLODED VIEWS SECTION7-1.CASE SECTION MDS-NT1MDS-NT1 7-2.FRONT PANEL SECTIONMDS-NT1 7-3.CASE B SECTION104 311 7-4.MD MECHANISM DECK SECTION-1 MDM-7S2B302 306 320 302 305362 7-5.MD MECHANISM DECK SECTION-2 MDM-7S2B353 366SECTION ELECTRICAL PARTS LISTMDS-NT1 Ref. No MDS-NT1MDS-NT1 MAINRef. No MDS-NT1MAIN MAIN PANELMDS-NT1 Ref. No MDS-NT1MDS-NT1 REVISION HISTORYDate Description of Revision