Sony HCD-MD1EX - System Service Manual page 4

ITEM OF ERROR HISTORY MODE ITEMS AND CONTENTS
Selecting the Test Mode
Display
total rec Displays the recording time in the form of "rππππππh".
The displayed time is the total number of hours the laser is high power, which is about one-fourth of the actual
recording time. The time is displayed in decimal digits between 0h to 65535h.
Displays the playback time in the form of "pππππππh".
total play
The displayed time is the total actual play time. The paused time is not counted. The time is displayed in
decimal digits between 0h to 65535h.
Displays the total number of retries during recording and retry errors during playback in the form of "rππpππ".
retry err
"r" indicates the retries during recording while "p" indicates the retry errors during playback. The number of
retries is displayed in hexadecimal digits between 00 to FF.
Displays the total number of errors in the form of "total ππ".
total err
The number of errors is displayed in hexadecimal digits between 00 to FF.
err history Displays the 10 latest errors in the form of "0π E@@".
The π indicates the history number. The smaller the number, the newer is the error. (00 is the latest error.)
The @@ indicates the error code. Refer to the following table for details. Press the
switch the error history.
Mode which erases all the error histories.
er refresh?
The error history serves as a reference for when to replace the optical pick-up. Perform this procedure when the
optical pick-up has been replaced in order to erase past error histories and not at other times. Press the p (CD)
button when "er refresh??" is displayed. The history will be erased and "Complete!" will be displayed momen-
tarily. Be sure to check the following when this mode has been executed.
• Check that the data has been erased.
• Perform recording and playback, and check that the mechanism operates normally.
Table of Error Codes
Error Code
E00 No error
E01 Disc error. Cannot read PTOC
(Disc is ejected out)
E02 Disc error. UTOC error
(Disc is not ejected out)
E03 Loading error
E04 Cannot read address (Servo has deviated)
Details of Error
Details of History
Error Code
E05 FOK has deviated
E06 Unfocused (Servo has deviated)
E07 Recording retry
E08 Recording retry error
E09 Play retry error
(Access error)
E0A Playback retry error (C2 error)
– 4 –
[VOLUME+/–]
button to
Details of Error