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100 Corporate Drive Mahwah, NJ 07430
Service Bulletin
No. : OST-F1062b
Date: June 4, 2007
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Model: DVD-2910, DVD-955, DVD-3910, DVD-5910, DVD-5910CI
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 centroid (center of gravity) is one-sided greatly, and there is a case
that the unit generates mechanical or vibration noise when reproducing these
particular discs. We will reduce the rotation speed of the disc as follows to
suppress the noise:
Solution:
MODIFICATION: (Upon refurbishment of the unit and/or claim) Please record the
file on a blank CD-R separately and individually, and update the firmware in the
Back-end on your customer's unit upon refurbishment of the unit and/or claim.
Caution: