DENON Service Bulletin DZ09-331 free download

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100 Corporate Drive Mahwah, NJ 07430 Service Bulletin No. : DZ09-331 Date: April 27, 2010 _____________________________________________________________ Model: Pay Upgraded AVR-3808CI Subject: Correction of the Firmware via DPMS (D&M Product Management Server). Countermeasure is applicable only upon claim from the customer. Symptom: Crackling noise on surround back speakers during playback of DTS-HD-MSTR 6.1 disc. Solution: We corrected the firmware so that no malfunction occurs. METHOD OF UPDATE via DPMS (Denon Product Management Server) Read me first! When you already updated the firmware of the unit via "DPMS", it is not necessary to initialize the customer's unit again. At this time, please skip item "Preparation of the update ". Preparation of the update. We didn't show this preparation Instruction on Instruction Manual. Please explain additional this Instruction to the customers when updating the firmware. Caution: It is necessary to initialize the unit before the update work begins. The customer has to initialize their A/V product. Please update the firmware after you confirm this matter to the customer beforehand. 1) Turn off the "Power switch" of unit. 2) Open the door on the front panel. 3) While holding the "" and "" buttons (SYSTEM CONTROL) down simultaneously, turn the "Power switch" on. 4) The FL Display indicates all digits at interval a second. 5) Turn off the "Power switch" of the unit. ______________________________________________________________________________________ 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. Updating the firmware (Refer to the Instruction Manual.) 1) Turn the Power Supply of the unit off. 2) Connect the Ethernet terminal of the unit to the Network line by Ethernet straight cable. (Don't use Ethernet cross cable.) 3) The connection of the network recommends the Ethernet cable for certain update. 4) Turn the Power Supply of the unit on. 5) The unit sets the Internet. Wait for about two minutes until customer's router ends the setting. Caution: The update doesn't succeed when the customer's set cannot hook up to the Internet correctly. In this case, please confirm the internet environment of the customer house. Whether it be able to be