Denon AVR-4810CI, AVR-4310CI, AVR-3310CI, AVR-990, AVR-2310CI Service Bulletin

100 Corporate Drive Mahwah, NJ 07430

Service Bulletin

No. : OST-C1575
Date: September 16, 2009

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Model: AVR-4810CI, AVR-4310CI, AVR-3310CI, AVR-990, AVR-2310CI,

AVR-890, AVR-1910, AVR-790, AVR-1610, AVR-590

This is information only.

Subject: Correction of the Instruction manual.

Symptom: The surround parameters, tone settings and the volumes of the

different speakers are not stored for the individual surround modes.

Solution:

instruction manual. "The surround parameters, tone settings and the volumes of
the different speakers are stored for the individual surround modes."

COUNTERMEASURE: We will delete the following sentence in the

Serial Number Range:

1) We will not modify the contents or parts number of the current instruction
manual.

2) After the stock of the current instruction manual is used completely, the
manual will be changed.

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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: