DHC-MD777, HMC-MD777 - Sony Audio Service Manual (repair manual). Page 3

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Items of Error History Mode Items and Contents
Display
Details of History
0π E00
No error
0π E01
Disc error. PTOC cannot be read
(DISC ejected)
0π E02
Disc error. UTOC error
(DISC not ejected)
0π E03
Loading error
0π E04
Address cannot be read (Servo has deviated)
Table of Error Codes
Error Code
Error Code
Details of Error
total rec
Displays the recording time.
Displayed as “rππππππh”.
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 “pππππππh”. 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 “rππ 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 “0π 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 turning the
≠ ˜ ± dial.
er refresh (*1)
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
[MD WALKMAN 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 (*1)
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
[MD WALKMAN 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.
0π E05
FOK has deviated
0π E06
Cannot focus (Servo has deviated)
0π E07
Recording retry
0π E08
Recording retry error
0π E09
Playback retry error
(Access error)
0π E0A
Playback retry error
Details of Error
(*1) If “err refresh” or “tm refresh” is performed, the error history data are all erased. Only when “OP Replacement” was executed,
perform this operation to clear the error history data, otherwise, never perform this operation.
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