Sony MDS-PC3 specifications Items of Error History Mode Items and Contents

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1.While pressing the AMS knob and x/Z button, connect the power plug to the outlet, and release the AMS knob and x/Z When the test mode is set, “[Check]” will be displayed.

2.Rotate the AMS knob and when “[Service]” is displayed, press the @/1 button.

3.Rotate the AMS knob and display “Err Display”.

4.Pressing the @/1 button sets the error history mode and displays “op rec tm”.

5.Select the contents to be displayed or executed using the AMS knob.

6.Pressing the AMS knob will display or execute the contents selected.

7.Pressing the AMS knob another time returns to step 4.

8.Pressing the x/Z button displays “Err Display” and exits the error history mode.

9.To exit the test mode, remove the power plug to the outlet.

button.

ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS

Selecting the Test Mode

Display

 

 

 

 

 

 

 

 

 

 

 

 

History

op rec tm

Displays the total recording time.

 

When the total recording time is more than 1 minute, displays the hour and minute

 

When less than 1 minute, displays “Under 1 min”

 

The display time is the time the laser is set to high power, which is about 1/4 of the actual recording time.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

op play tm

Displays the total playback time.

 

When the total playback time is more than 1 minute, displays the hour and minute

 

When less than 1 minute, displays “Under 1 min”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

spdl rp tm

Displays the total rotating time of the spindle motor.

 

When the total rotating time is more than 1 minute, displays the hour and minute

 

When less than 1 minute, displays “Under 1 min”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

retry err

Displays the total number of retry errors during recording and playback

 

Displays “r xx p yy”. xx is the number of errors during recording. yy is the number of errors during playback.

 

This is displayed in hexadecimal from 00 to FF.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

total err

Displays the total number of errors

 

Displays “total xx”. This is displayed in hexadecimal from 00 to FF.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

err history

Displays the past ten errors.

 

Displays “0x ErrCd@@”.

 

X is the history number. The younger the number, the more recent is the history (00 is the latest). @@ is the error code.

 

Select the error history number using the

AMS

knob.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

retry adrs

Displays the past five retry addresses.

 

Displays “xx ADRS yyyy”, xx is the history number, yyyy is the cluster with the retry error.

 

Select the error history number using the

AMS

knob.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

er refresh

Mode for erasing the error and retry address histories

 

Procedure

 

1. Press the

 

 

 

 

 

 

 

knob when displayed as “er refresh”.

 

 

 

AMS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2. Press the

@/1

button when the display changes to “er refresh?”.

 

When “complete!” is displayed, it means erasure has completed.

 

Be sure to check the following after executing this mode.

 

*Data has been erased.

 

*Perform recording and playback, and check that the mechanism is normal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tm refresh

Mode for erasing the total time of recording and playback

 

Procedure

 

1. Press the

 

 

 

 

 

 

 

 

knob when displayed as “tm refresh”.

 

 

 

 

AMS

 

 

 

 

 

 

 

 

 

 

 

2. Press the

@/1

button when the display changes to “tm refresh?”.

 

When “complete!” is displayed, it means erasure has completed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

op change

Mode for erasing the total time of op rec tm, op play tm.

 

These histories are based on the time of replacement of the optical pickup. If the optical pick-up has been replaced, perform this

 

procedure and erase the history.

 

Procedure

 

1. Press the

AMS

 

knob when displayed as “op change”.

 

 

 

 

 

 

 

 

 

2. Press the

@/1

 

button when the display changes to “op change?”.

 

When “Complete!” is displayed, it means erasure has completed.

 

 

spdl change

Mode for erasing the total spdl rp tm time

 

These histories are based on the time of replacement of the spindle motor. If the spindle motor has been replaced, perform this

 

procedure and erase the history.

 

Procedure

 

1. Press the

 

 

 

 

knob when displayed as “spdl change”

 

 

AMS

 

 

 

 

 

 

2. Press the

@/1

button when the display changes to “spdl change?”

 

When “Complete!” is displayed, it means erasure has completed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents MDS-PC3 SpecificationsTOC t Edit t TOC Edit t blank t SELF-DIAGNOSIS FunctionItems of Error History Mode Items and Contents Table of Error Codes Table of ContentsDisassembly DiagramsSection Service Notes Flexible Circuit Board RepairingLead free soldering JIG for Checking BD Board Waveform Record Precedure Checks Prior to Parts Replacement and Adjustments Forced ResetMain Board Component Side Bit Binary Retry Cause Display ModeHexadecimal t Binary Conversion Table General Section Remote Parts DescriptionUsing the Display Hooking Up MD Mechanism Deck MDM-7A Section DisassemblyOver Light Head HR901, BD MD Board Main BoardLoading Motor Assy M103 Holder AssyOptical PICK-UP MD KMS-260B/JIN Sled Motor Assy M102, SliderSpindle Motor Assy M101 Exiting the Test Mode Section Test ModePrecautions for USE of Test Mode Setting the Test ModeDisplay Details Mark Group Selecting the Test ModeOperating the Continuous Playback Mode Functions of Other Buttons Test Mode DisplaysMode display Error rate displayMeanings of Other Displays Automatic SELF-DIAGNOSIS FunctionInformation Section Electrical Adjustments Parts Replacement and AdjustmentCheck before replacement Adjustment flow Precautions for Checking Laser Diode Emission Precautions for USE of Optical PICK- UP KMS-260BPrecautions for Adjustments Checks Prior to Repairs Using the Continuously Recorded DiscOther Checks Auto CheckCD Error Rate Check Play Check MO Error Rate CheckInitial Setting of Adjustment Value Temperature Compensation Offset AdjutmentLaser Power Adjustment Iop NV Save Traverse AdjustmentFocus 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 Diagrams MDS-PC3 Block Diagrams BD SectionSclk Cclk Main SectionSemiconductor Printed Wiring Board BD SectionPIN Function MDS-PC3 Printed Wiring Board Main Section PIN Functon MDS-PC3 Printed Wiring Board Panel Section Schematic Diagram Panel Section See page 35 for Waveforms IC101 CXA2523AR BD Board IC Block DiagramsLB1830M-S-TE-L Main Board BH3541F-E2 Main Board IC101 CXA2523AR RF Amplifier BD Board IC PIN FunctionsMNT0 FOK Mvci IC300 M30805SGP Main Board Shck MNT1 Chassis Section Section Exploded Views319 302 320 317 304 308 303 305 306 301 318 307 Mechanism MDM-7A351 MechanismRemarks Ref. No Description Section Electrical Parts ListMetal Chip Main PIN, Connector 2P Diode Main Panel KEY REFLECT/PROTECT SW MDS-PC3 Panel