Sony MDS-SD1 service manual Attaching the Glass Assembly

Page 11

ATTACHING THE GLASS ASSEMBLY

• Attach according to steps 1 to 4.

1

2

1

4Screw (PTP2.6x6)

3 Bracket (shaft)

(Bottom side)

When fixing this part, secure at the center to allow for some play. Open and close the glass window several times, and check that the parts do not touch each other.

FLUORESCENT INDICATOR TUBE, LED COMPLETE LIGHTING CHECK

• The fluorescent indicator tube and LED complete lighting and key check mode of this unit can be performed as follows.

Procedure:

1.While pressing the ENTER/YES and rREC buttons, insert the power plug into the outlet, and turn ON the power.

2.“FL All On Key” will be displayed momentarily, after which immediately the fluorescent indicator tube and LED will light up c ompletely.

3.The fluorescent display tube will go off part by part each time a button is pressed. When all buttons have been pressed, “Pus h Yen” will be displayed.

4.When the ENTER/YES button is pressed next, “Seg Chk” will be displayed momentarily.

5.Checkered pattern will be displayed on the fluorescent display tube.

6.When the ENTER/YES button is pressed next, “Jog & LED Chk” will be displayed.

7.The LED lighting state changes each time the –˜+ knob is rotated.

(The LED will stop reacting after the knob has been rotated to some extent. This is not a fault.)

8.When the ENTER/YES button is pressed, “Check End” will be displayed on the fluorescent indicator tube, and the check mode e nds.

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Contents MBU-5A SpecificationsMDS-JE520 MDM-5ASELF-DIAGNOSIS Function Items of Error History Mode Items and Contents Parts No Flexible Circuit Board RepairingSpecification Label Exploded Views Table of ContentsDisassembly DiagramsJIG for Checking BD Board Waveform Section Servicing NoteRecord Precedure Criteria for Determination Measure if unsatisfactory Checks Prior to Parts Replacement and AdjustmentsMain Board Component Side Forced ResetFluorescent Indicator Tube and Mechanism Deck Cleaning of Objective Lens of Optical PickupFluorescent Indicator TUBE, LED Complete Lighting Check Attaching the Glass AssemblyServicing Position Binary Retry Cause Display ModeHigher Bits Lower Bits Hexa Cause of Retry Occurring conditionsHexadecimal Binary Bit When BinaryHigher Bits Lower Bits Hexa Details Front Panel Location of Parts and Controls Section GeneralFront Panel Section DisassemblyGlass Assy Base Unit and BD Board Slider CAMSW Board and Loading Motor M103 Exiting the Test Mode Section Test ModePrecautions for USE of Test Mode Setting the Test ModeGroup Selecting the Test ModeFunctions of Other Buttons Operating the Continuous Playback ModeNon-Volatile Memory Mode EEP Mode Test Mode Displays Parts Replacement and Adjustment Section Electrical AdjustmentsCreating Continuously Recorded Disc Precautions for Checking Laser Diode EmissinonPrecautions for USE of Optical PICK- UP KMS-260A Precautions for AdjustmentsSpecified Value Temperature Compensation Offset CheckLaser Power Check Checks Prior to RepairsSelf-Recording/playback Check Play Checking MO Error Rate CheckCD Error Rate Check Focus Bias CheckRecording and Displaying the IOP Information Initial Setting of Adjustment ValueTemperature Compensation Offset Adjutment Laser Power AdjustmentTraverse Adjustment Focus Bias Adjustment MO Auto Gain Control Output Level Adjustment Error Rate CheckAuto Gain Control Output Level Adjustment CD Auto Gain Control Output Level AdjustmentAdjusting Points and Connecting Points Circuit Boards Location Section DiagramsREC Digital Block Diagrams BD SectionMDS-SD1 PB Digital outRECDigital Main SectionPBDigital out Display Section For schematic diagramsFor printed wiring boards WaveformsSemiconductor Location Printed Wiring Board BD SectionSchematic Diagram BD 1/2 Section Schematic Diagram BD 2/2 Section Schematic Diagram Main 1/2 Section Schematic Diagram Main 2/2 Section Printed Wiring Board Main Section Schematic Diagram Panel Section Printed Wiring Board Panel Section Schematic Diagram Connector Section System Control To HCD-SD1 Printed Wiring Board Connector SectionMDS-SD1 BD Section IC101 IC Block DiagramsIC301 LB1641 IC152 BH6511FS-E2Main Section IC201 UDA1341TS/N2 IC851 M5293L Connector Section IC774 P82B715TD.118IC822 M62016FP-E1 Pin No Pin Name Function IC PIN FunctionsIC101 CXA2523AR RF Amplifier BD Board IC701 M30610MC-A01FP System Control ∝CON Main Board CHAK-IN Case and Back Panel Section Section Exploded Views67 A-4724-619-A Panel BOARD, Complete FL901 1-517-804-11 Indicator TUBE, FluorescentFront Panel Section Panel SW Board209 4-988-466-21 Spring ELECTROSTATIC, Leaf Mechanism Deck Section MDM-5AInsulator F Motor ASSY, Sled Base Unit Section MBU-5AHEAD, Over Light Section Electrical Parts List Connector Connector Encoder Main Main Ferite InductorLine Filter FILTER, LinePanel Panel SW Screw +B Accessories & Packing Materials FILTER, Clamp Ferrite CoreMANUAL, Instruction English MANUAL, Instruction CHINESESP,HK Hardware ListSony Corporation