Sony service manual MDS-NT1 Section General, Front View

Page 12

MDS-NT1

SECTION 2

GENERAL

• LOCATION OF CONTROLS

– Front View –

– Rear View –

This chapter tells you about the location and function of the various buttons, controls on the MD deck.

This section is extracted from instruction manual.

12 3

6 5 4

1

1N/> button

Press while the unit is stopped to start playback. Press while the unit is playing to locate the beginning of the next track.

2MD insertion slot

Insert the MD as illustrated below.

With the labeled side up

With the arrow pointing towards the deck

3x/Z button

Press while the unit is playing to stop playback. Press while the unit is stopped to eject the MD.

4Recording indicator

Lights up in the following cases:

While an audio file is being transferred from the connected computer to the MD deck (check-out). While an audio file is being transferred from the MD deck to the connected computer (check-in).

When TOC information (such as track information) has not been recorded to the MD. Flashes when overwriting of the MD’s TOC by the MD deck is started by pressing x/Z .

5Net MD lamp

Indicates the USB connection status between the unit and the computer.

Lights dimly when the unit is connected only to a wall outlet with the supplied AC adaptor.

Lights brightly when the unit is connected to a computer with its operating system running.

6Playback indicator

Lights during playback.

Flashes while the MD's TOC is being loaded by the MD deck.

Notes

•Except for operation of the x/Z button for ejecting the MD, all other operations on the MD deck are disabled while the Net MD is connected through the supplied USB cable to a computer with its operating system running.

Under these conditions, the Net MD lamp flashes (the other indicators remain off) whenever you attempt to do an operation that is disabled.

•The flashing of the Net MD lamp and flashing or lighting up of the other indicators are indications that the MD deck’s self-diagnosis function is active. For details, see page 12.

4

3

2

1DC IN 9V jack

Connect this jack to a wall outlet via the supplied AC power adaptor to power the MD deck.

2USB port

Connect this port to a USB port on your computer with the supplied USB cable.

3Headphones jack and PHONE LEVEL control

Connect a headphones plug to this jack.

Turn the PHONE LEVEL control to adjust the volume of the connected headphones.

4ANALOG OUT jack

Connect active speakers, etc. to this jack with the

supplied audio connecting cord (stereo mini-plug

⋅ 1 y stereo mini-plug ⋅ 1) or optional audio connecting cord (stereo mini-plug ⋅ 1 y phono plug ⋅ 2).

or

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Contents Specifications MDS-NT1Playback Recording Cause/Remedy Indicator Green Red MDS-NT1 SELF-DIAGNOSIS FunctionItems of Error History Mode Items and Contents MDS-NT1Table of Error Codes Error Code Details of ErrorTable of Contents DisassemblyDiagrams SELF-DIAGNOSIS FunctionFlexible Circuit Board Repairing MDS-NT1 Section Servicing Notes BD Board Conductor SideJIG for Checking BD Board Waveform Record Procedure Checks Prior to Parts Replacement and Adjustments in MD Criteria for Determination Measure if unsatisfactoryService Mode Software ResetMicrocomputer Version Display System RequirementsMDS-NT1 Section General Front ViewMDS-NT1 Section Disassembly Disassembly FlowCase Upper Main Board MD Mechanism Deck MDM-7S2BFront Panel Section BD BOARD, Over Write Head HR901Holder Assy Loading Motor Assy M103Sled Motor Assy M102 Optical PICK-UP KMS-262ESpindle Motor Assy M101 MDS-NT1 Section Test Mode Precautions for USE of Test ModeSetting the Test Mode Releasing the Test ModeSelecting the Test Mode CheckOperating the Continuous Playback Mode Automatic SELF-DIAGNOSIS Function InformationMDS-NT1 Section Electrical Adjustments Parts Replacement and AdjustmentCheck before replacement Adjustment flow YESPrecautions for Checking Laser Diode Emission Precautions for USE of Optical PICK- UP KMS-262A/262EHOW to Identify Optical PICK-UP KMS- 262A/KMS-262E KMS-262A KMS-262EPrecautions for Adjustments Laser power meterUsing the Continuously Recorded Disc Temperature Compensation Offset CheckLaser Power Check Checks Prior to RepairsAuto Check Other ChecksTraverse Check Play Check MO Error Rate Check CD Error Rate CheckFocus Bias Check Self-Recording/playback CheckInitial Setting of Adjustment Value Temperature Compensation Offset AdjustmentLaser Power Adjustment Recording and Displaying the IopTraverse Adjustment Iop NV SaveFocus Bias Adjustment ENTER/YES buttonError Rate Check Auto Gain Control Output Level AdjustmentCD Auto Gain Control Output Level Adjustment MO Auto Gain Control Output Level AdjustmentAdjustment and Checking Loacation MDS-NT1 Section Diagrams Block Diagram Servo SectionBlock Diagram Main Section 36 aWaveforms BD Board 22.7 nsPrinted Wiring Board BD Board Semiconductor Location4AA 3AA Schematic Diagram BD Board 2/2 See page 38 for Waveforms B3B 2BBPrinted Wiring Board Main Board Component Side IC451Printed Wiring Board Main Board Conductor Side Main Board1AA AA2 AA3 GND Printed Wiring Board Panel Board Panel Board Conductor SideSchematic Diagram Panel Board IC Block Diagrams BD Board CXA2523ARIC401 BH6519FS-E2 Main BoardIC440 M54641L BD Board IC101 CXA2523AR RF AMP, FOCUS/TRACKING Error AMP IC PIN Function DescriptionMNT2 Xbusy Xcas APC Main Board IC301 M30835FJGP-01 System Controller PLAY-SW Pin No Extal Section MDS-NT1 Exploded Views Case Section56 4-951-620-01 Screw 2.6X8, +BVTP Case B Section 102 101 103104 105 311 310 319 304 308 302 306 320 301 305 313 314 315 316317 303 307 359 358 357 360 356364 355 354 362 359 352MDS-NT1 Section Electrical Parts List ResistorsDiode Switch MDS-NT1 MainFB1 MDS-NT1 Main Panel MiscellaneousMotor ASSY, Loading Revision History
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