Sony MDS-JE440 - Md Player Service Manual page 3

1. While pressing the AMS knob and x button, connect the power plug to the outlet, and release the AMS knob and x button.

When the test mode is set, "[Check]" will be displayed.

2. Rotate the AMS knob and when "[Service]" is displayed, press the YES button.

3. Rotate the AMS knob and display "Err Display".

4. Pressing the YES 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 MENU/NO button displays "Err Display" and exits the error history mode.

9. To exit the test mode, press the REPEAT button. The unit sets into the STANDBY state, the disc is ejected, and the test mode ends.

ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS

Selecting the Test Mode

Display

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 AMS knob when displayed as "er refresh".

2. Press the YES 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.

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 YES 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 AMS knob when displayed as "spdl change"

2. Press the YES button when the display changes to "spdl change?"

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

History

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