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Service Bulletin
No. : OST-F1045b
Date: June 4, 2007
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Model: DVD-3910
Subject: Countermeasure for improving noise upon playback of an SACD
disc with a DENON Link connection.
Symptom: When playing back an SACD disc using the DENON Link
connection after selecting the DIRECT Mode setting of the amplifier, there is a
case that noise mixes with the output sound of the speaker and the Pre output of
the amplifier. (The 2-channel outputs of the DVD are normal.)
Solution: Corrected the PLD firmware of IC203.
MODIFICATION: This update information is only for Denon Link 3rd model.
6-1. Replacement of IC203 (EPM3128ATC100-10) when you do not have the
PLD Writing Jig. Please apply the following modification to your customer's unit
upon claim of the above models.
1) The P. W. Board to be modified:
2) Parts for the Modification:
Rewriting the firmware of the IC203 (EPM3128ATC100-10) when you have PLD
Writing Jig.
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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.
Use the supplied program file for rewriting the firmware of IC203
(EPM3128ATC100-10). Please rewrite the firmware upon repair of the unit aa
outlined in the following pages.