Sony mds je 630 service manual

Page 1

Ð 2 Ð SELF-DIAGNOSIS FUNCTION The self-diagnosis function consists of error codes for customers which are displayed automatically when errors occur, and error codes which show the error history in the test mode during servicing. For details on how to view error codes for the customer, refer to the following box in the instruction manual. For details on how to check error codes during servicing, refer to the following ÒProcedure for using the Self-Diagnosis Function (Error History Display Mode)Ó. PROCEDURE FOR USING THE SELF-DIAGNOSIS FUNCTION (ERROR HISTORY DISPLAY MODE) Note:Perform the self-diagnosis function in the Òerror history display modeÓ in the test mode. The following describes the least required procedure. Be careful not to enter other modes by mistake. If you set other modes accidentally, press the MENU/NO button to exit the mode. 1. While pressing the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] knob and p button, connect the power plug to the outlet, and release the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] knob and p button. 2. Turn the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] knob and when Ò[Service]Ó is displayed, press the [YES] button. 3. Turn the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] knob to display ÒERR DP MODEÓ. 4. Press the [YES] button to sets the error history mode and displays Òtotal recÓ. 5. Select the contents to be displayed or executed using the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] knob. 6. Press the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] knob to display or execute the contents selected. 7. Press the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] knob another time returns to step 4. 8. Press the [MENU/NO] button to display ÒERROR DP MODEÓ and releases the error history mode. 9. To release the test mode, press the [REPEAT] button. The unit sets into the STANDBY state, the disc is ejected, and the test mode ends. ± ­± ­ [ÊÊ] ± ­± ­ [ÊÊ] ± ­ ± ­± ­

Page 2

Ð 3 Ð ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS Selecting the Test Mode Display Details of History E00 No error E01 Disc error. PTOC cannot be read (DISC ejected) E02 Disc error. UTOC error (DISC not ejected) E03 Loading error 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 Òr¹¹¹¹¹¹hÓ. 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 Òp¹¹¹¹¹¹hÓ. 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 Òr¹¹ p¹¹Ó. ÒrÓ indicates the retries during recording while ÒpÓ 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 Òtotal ¹¹Ó. The number of errors is displayed in hexadecimal digits from 00 to FF. err history Displays the 10 latest errors. Displayed as Ò0¹ E@@Ó. ¹ 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 [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] knob. er refresh Mode which erases the Òretry errÓ, Òtotal errÓ, and Òerr historyÓ histories. When returning the unit to the customer after completing repairs, perform this to erase the past error history. After pressing the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] button and Òer refresh?Ó is displayed, press the [YES] button to erase the history. ÒComplete!Ó 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 Òtotal recÓ and Òtotal playÓ histories. These histories serve as approximate indications of when to replace the optical pick-up. If the optical pickup has been replaced, perform this operation and erase the history. After pressing the [ÊÊÊÊÊÊÊÊAMSÊÊÊÊÊÊÊÊ] button and Òtm refresh?Ó is displayed, press the [YES] button to erase the history. ÒComplete!Ó 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. ± ­ ± ­ ± ­ E05 FOK has deviated E06 Cannot focus (Servo has deviated) E07 Recording retry E08 Recording retry error E09 Playback retry error (Access error) E0A Playback retry error (C2 error) Details of Error