Sony service manual Section MDS-NT1 Exploded Views, Case Section

Page 59

 

 

 

SECTION 7

MDS-NT1

 

 

 

 

 

 

EXPLODED VIEWS

 

NOTE:

 

 

 

• Abbreviation

 

 

 

 

-XX and -X mean standardized parts, so they

Items marked “*” are not stocked since they

SP : Singapore model

may have some difference from the original

 

are seldom required for routine service. Some

 

one.

 

 

delay should be anticipated when ordering

 

• Color Indication of Appearance Parts

 

these items.

 

Example:

 

• The mechanical parts with no reference num-

 

KNOB, BALANCE (WHITE) . . . (RED)

 

ber in the exploded views are not supplied.

 

Hardware (# mark) list and accessories and

 

Parts Color

Cabinet's Color

 

packing materials are given in the last of the

 

 

 

 

electrical parts list.

 

7-1. CASE SECTION

3

not supplied

4

5

5

MDM-7S2B

4

5

2

7

5

6

8

 

#1

case (B) section

#2

#3

not supplied

#2

front panel section

Ref. No.

Part No.

Description

Remark

24-951-620-01 SCREW (2.6X8), +BVTP

34-237-133-02 CASE (UPPER)

44-228-643-21 SCREW (+BVTTWH M3), STEP

54-228-689-01 INSULATOR

61-823-648-11 WIRE (FLAT TYPE) (7 CORE)

Ref. No.

Part No.

Description

Remark

71-792-811-21 WIRE (FLAT TYPE) (23 CORE)

81-792-812-21 WIRE (FLAT TYPE) (27 CORE)

#1 7-685-870-01 SCREW +BVTT 3X5 (S)

#2 7-685-647-79 SCREW +BVTP 3X10 TYPE2 IT-3

#3 7-682-248-04 SCREW +K 3X8

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Contents MDS-NT1 SpecificationsMDS-NT1 SELF-DIAGNOSIS Function Playback Recording Cause/Remedy Indicator Green RedMDS-NT1 Items of Error History Mode Items and ContentsError Code Details of Error Table of Error CodesSELF-DIAGNOSIS Function Table of ContentsDisassembly DiagramsFlexible Circuit Board Repairing BD Board Conductor Side MDS-NT1 Section Servicing NotesJIG for Checking BD Board Waveform Record Procedure Criteria for Determination Measure if unsatisfactory Checks Prior to Parts Replacement and Adjustments in MDSystem Requirements Service ModeSoftware Reset Microcomputer Version DisplayFront View MDS-NT1 Section GeneralDisassembly Flow MDS-NT1 Section DisassemblyCase Upper MD Mechanism Deck MDM-7S2B Main BoardBD BOARD, Over Write Head HR901 Front Panel SectionLoading Motor Assy M103 Holder AssyOptical PICK-UP KMS-262E Sled Motor Assy M102Spindle Motor Assy M101 Releasing the Test Mode MDS-NT1 Section Test ModePrecautions for USE of Test Mode Setting the Test ModeCheck Selecting the Test ModeOperating the Continuous Playback Mode Information Automatic SELF-DIAGNOSIS FunctionCheck before replacement MDS-NT1 Section Electrical AdjustmentsParts Replacement and Adjustment YES Adjustment flowKMS-262A KMS-262E Precautions for Checking Laser Diode EmissionPrecautions for USE of Optical PICK- UP KMS-262A/262E HOW to Identify Optical PICK-UP KMS- 262A/KMS-262ELaser power meter Precautions for AdjustmentsChecks Prior to Repairs Using the Continuously Recorded DiscTemperature Compensation Offset Check Laser Power CheckTraverse Check Auto CheckOther Checks Self-Recording/playback Check Play Check MO Error Rate CheckCD Error Rate Check Focus Bias CheckRecording and Displaying the Iop Initial Setting of Adjustment ValueTemperature Compensation Offset Adjustment Laser Power AdjustmentIop NV Save Traverse AdjustmentENTER/YES button Focus Bias AdjustmentMO Auto Gain Control Output Level Adjustment Error Rate CheckAuto Gain Control Output Level Adjustment CD Auto Gain Control Output Level AdjustmentAdjustment and Checking Loacation Block Diagram Servo Section MDS-NT1 Section Diagrams36 a Block Diagram Main Section22.7 ns Waveforms BD BoardSemiconductor Location Printed Wiring Board BD Board4AA 3AA B3B 2BB Schematic Diagram BD Board 2/2 See page 38 for WaveformsIC451 Printed Wiring Board Main Board Component SideMain Board Printed Wiring Board Main Board Conductor Side1AA AA2 AA3 GND Panel Board Conductor Side Printed Wiring Board Panel BoardSchematic Diagram Panel Board CXA2523AR IC Block Diagrams BD BoardMain Board IC401 BH6519FS-E2IC440 M54641L IC PIN Function Description BD Board IC101 CXA2523AR RF AMP, FOCUS/TRACKING Error AMPMNT2 Xbusy Xcas APC Main Board IC301 M30835FJGP-01 System Controller PLAY-SW Pin No Extal Case Section Section MDS-NT1 Exploded Views56 4-951-620-01 Screw 2.6X8, +BVTP 104 105 Case B Section102 101 103 317 303 307 311 310 319 304 308302 306 320 301 305 313 314 315 316 355 354 362 359 352 359358 357 360 356 364Resistors MDS-NT1 Section Electrical Parts ListDiode MDS-NT1 Main SwitchFB1 Miscellaneous MDS-NT1 Main PanelMotor ASSY, Loading Revision History