Service Manuals, User Guides, Schematic Diagrams or docs for : DENON AV Surround Receiver AV Surround Receiver Denon - AVR-2309CI & 889 Service Bulletin DZ09-340

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Service Bulletin DZ09-340


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                                  100 Corporate Drive Mahwah, NJ 07430



                                                                                       Service Bulletin
                                         No. : DZ09-340
                                         Date: April 26, 2010
_____________________________________________________________

Model:               AVR-2309CI, AVR-889


Subject:   Correction of the Firmware via DFW (D&M Firmware Writer).
Countermeasure is applicable only upon claim from the customer.


Symptom: 1) Crackling noise on surround back speakers during playback of
DTS-HD-MSTR 6.1 disc (BD "The Descent")
2) There is the case that the sound does not output from the subwoofer when
turn on the power of the unit in the state that Multi EQ is Enabled.

Solution: We corrected the firmware so that no malfunction occurs.
METHOD OF UPDATE the firmware via RS232C We will supply the following
program files for updating the subject models. Please refer to the following
Instruction Manual for updating.

DFW software
DFW_0028_AVR_AVC2309_(Rev.1.0.11).exe:
Firmware Update Program for AVR2309CI, AVR2309 and AVC2309

DFW_0028_AVR889_(Rev.1.0.11).exe:
Firmware Update Program for AVR889

DFW_0028_AVR_AVC2309_Rev.1.0.11_manual_EN.pdf:
Instruction Manual for Firmware Update Program for AVR2309CI

DFW_0028_AVR889_Rev.1.0.11_manual_EN.pdf:
Instruction Manual for Firmware Update Program for AVR889

AVR2309CI_AVR2309_AVC2309_AVR889_DZ09-340.bin.zip:
______________________________________________________________________________________
                             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.
Firmware




Serial Number Range:
Please apply the above modification to the production models in the following
serial numbers.
(Full digits)




______________________________________________________________________________________
                             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.



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