100 Corporate Drive Mahwah, NJ 07430
Service Bulletin
No. : OST-F981
Date:
June 18, 2007
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Model: S-101, S-301
Subject: Addition of the Screen Saver function malfunctions of the indication
of the Dolby Headphones and a pop noise upon playback of SACD.
Symptom: 1) Addition of Screen Saver to the function of the iPod and USB
player.
2) The DDH (custom mark) on the FL Display is not turned off upon setting the
bypass mode of the Dolby Headphones.
3) The unit generates pop noise when the PAUSE is switched to PLAY, after
setting the SACD to MULTI. (S-301 only)
Solution:
MODIFICATION: (Upon customer claim) Record the files separately and
individually onto four blank CD-R discs together with the dummy file, and update
the System and ESS Firmware of the unit upon claim and/or refurbishment.
Supplied Program Files:
• For the Model S-101
Improved the System and ESS Firmware.
______________________________________________________________________________________
The information contained in this document is intended for the exclusive use by DENON Authorized Service Centers and their
employees. This document may contain information that is privileged, confidential and may be protected from disclosure under
applicable laws and terms of the DENON Service Agreement. Any distribution, disclosure, dissemination or copying of this
document and the information it contains is prohibited. No responsibility will be accepted by DENON for any damage, injury or loss
resulting from the misuse of the information contained in this document.
CONFIDENTIALITY NOTICE:
• For the Model S-301
Caution:
• When recording the file(s) on a blank CD-R, the format shall be "ISO9660" and
the session shall be "CLOSE".
• When recording the program file on the CD-R, please record it at the 4-times
speed of the normal speed.
• When the 4-times speed is not available, please record it at the minimum speed
that is available in your machine.
• If the file was recorded at a high speed, such as 32 or 48 times speed of the
normal speed, the upgrading may fail due to the data incorrectly recorded on the
CD-R.
Update Procedure:
1) Update of the System Firmware of models S-101 and S-301:
The program files to be used for update the System Firmware.
(1) Turn the Power of the unit on, and open the Disc Tray.
(2) Place the Disc for updating the System Firmware on the Tray and close the
Tray.
(3) The update starts automatically, and the Tray opens automatically after
completion of the update. Take out the Disc from the Tray.
(4) In the above status, the unit does not accept any operation of buttons.
Therefore, unplug the AC Cord from the AC outlet once and initialize the unit.
Note: During the update operation, please do not turn the Power Supply off or
switch functions on the unit by any means.
______________________________________________________________________________________
The information contained in this document is intended for the exclusive use by DENON Authorized Service Centers and their
employees. This document may contain information that is privileged, confidential and may be protected from disclosure under
applicable laws and terms of the DENON Service Agreement. Any distribution, disclosure, dissemination or copying of this
document and the information it contains is prohibited. No responsibility will be accepted by DENON for any damage, injury or loss
resulting from the misuse of the information contained in this document.
CONFIDENTIALITY NOTICE: