Sony MDS-SD1 service manual Items of Error History Mode Items and Contents

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ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS

Selecting the Test Mode

Display

 

 

 

Details of History

 

 

 

 

total rec

Displays the recording time.

 

 

 

 

 

Displayed as “r ππππππh”.

 

 

 

 

 

The displayed time is the total time the laser is set to the high power state.

 

 

 

 

 

This is about 1/4 of the actual recording time.

 

 

 

 

 

The time is displayed in decimal digits from 0h to 65535h.

 

 

 

 

 

 

 

 

 

 

 

 

 

total play

Displays the play time.

 

 

 

 

 

Displayed as “p ππππππh”. The time displayed is the total actual play time. Pauses are not counted.

 

The time is displayed in decimal digits from 0h to 65535h.

 

 

 

 

 

 

 

 

 

 

 

 

 

retry err

Displays the total number of retries during recording and number of retry errors during play.

 

 

 

 

 

Displayed as “r ππ pππ”.

 

 

 

 

 

“r” indicates the retries during recording while “p” indicates the retry errors during play.

 

 

 

 

 

The number of retries and retry errors are displayed in hexadecimal digits from 00 to FF.

 

 

 

 

 

 

 

 

 

 

 

 

 

total err

Displays the total number of errors.

 

 

 

 

 

Displayed as “total ππ”.

 

 

 

 

 

The number of errors is displayed in hexadecimal digits from 00 to FF.

 

 

 

 

 

 

 

 

 

 

 

 

 

err history

Displays the 10 latest errors.

 

 

 

 

 

Displayed as “0 π E@@”.

 

 

 

 

 

π indicates the history number. The smaller the number, the more recent is the error. (00 is the latest).

 

@@ indicates the error code.

 

 

 

 

 

Refer to the following table for the details. The error history can be switched by rotating the

 

 

knob.

 

˜+

 

 

 

 

 

 

 

 

 

er refresh

Mode which erases the “retry err”, “total err”, and “err history” histories.

 

 

 

 

 

When returning the unit to the customer after completing repairs, perform this to erase the past error history,

 

After pressing the

CD SYNC/MD WM SYNC

button and “er refresh?” is displayed, press the

ENTER/YES

 

 

button to erase the history.

 

 

 

 

 

“Complete!” will be displayed momentarily.

 

 

 

 

 

Be sure to check the following when this mode has been executed.

 

 

 

 

 

• The data has been erased.

 

 

 

 

 

• The mechanism operates normally when recording and play are performed.

 

 

 

 

 

 

 

 

 

 

 

 

 

tm refresh

Mode which erases the “total rec” and “total play” histories.

 

 

 

 

 

These histories serve as approximate indications of when to replace the optical pickup.

 

 

 

 

 

If the optical pickup has been replaced, perform this operation and erase the history.

 

 

 

 

 

After pressing the

CD SYNC/MD WM SYNC

button and “tm refresh?” is displayed, press the

ENTER/YES

 

 

 

button to erase the history.

 

 

 

 

 

“Complete!” will be displayed momentarily.

 

 

 

 

 

Be sure to check the following when this mode has been executed.

 

 

 

 

 

• The data has been erased.

 

 

 

 

 

• The mechanism operates normally when recording and play are performed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table of Error Codes

Error Code

Details of Error

Error Code

Details of Error

 

 

 

 

E00

No error

E05

FOK has deviated

 

 

 

 

E01

Disc error. PTOC cannot be read

E06

Cannot focus (Servo has deviated)

 

(DISC ejected)

 

 

 

E07

Recording retry

 

 

 

 

E02

Disc error. UTOC error

E08

Recording retry error

 

(DISC not ejected)

 

 

 

E09

Playback retry error

 

 

 

 

E03

Loading error

 

(Access error)

 

 

 

 

E04

Address cannot be read (Servo has deviated)

E0A

Play retry error (C2 error)

 

 

 

 

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Contents MBU-5A SpecificationsMDS-JE520 MDM-5ASELF-DIAGNOSIS Function Items of Error History Mode Items and Contents Flexible Circuit Board Repairing Specification LabelParts No 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 conditionsBit When Binary Higher Bits Lower Bits Hexa DetailsHexadecimal Binary Front Panel Location of Parts and Controls Section GeneralSection Disassembly Glass AssyFront Panel 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 ModeOperating the Continuous Playback Mode Non-Volatile Memory Mode EEP ModeFunctions of Other Buttons 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 outMain Section PBDigital outRECDigital 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 DiagramsIC152 BH6511FS-E2 Main Section IC201 UDA1341TS/N2IC301 LB1641 Connector Section IC774 P82B715TD.118 IC822 M62016FP-E1IC851 M5293L IC PIN Functions IC101 CXA2523AR RF Amplifier BD BoardPin No Pin Name Function 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 BoardMechanism Deck Section MDM-5A Insulator F209 4-988-466-21 Spring ELECTROSTATIC, Leaf Base Unit Section MBU-5A HEAD, Over LightMotor ASSY, Sled 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