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100 Corporate Drive Mahwah, NJ 07430
Service Bulletin
No. : OST-F1159
Date: March 23, 2007
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Model: DVD-2200, DVD-2900 and DVD-5900
Subject: Countermeasure for malfunctions that occur when operations are
performed during playback of particular CD/DVD/SACD Video Discs.
Symptom: Regarding CD/DVD/SACD media in the market, rarely, there are
discs whose center of gravity is greatly one-sided. In these cases the unit can
generate mechanical or vibration noise when playing these particular discs.
We will reduce the rotation speed of the disc as follows to suppress the noise:
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CONFIDENTIALITY NOTICE:
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.
Solution: The following program files are available for updating the Back-end.
Please record the file on a blank CD-R, and update the firmware in the Back-end
on your customer's unit upon refurbishment of the unit and/or customer claim.
Caution: