DENON Service Bulletin DZ09-036 free download

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100 Corporate Drive Mahwah, NJ 07430 Service Bulletin No. : DZ09-036 Date: November 16, 2009 _____________________________________________________________ Model: AVR-4310CI Subject: Change of the diodes and adjustment of idle current Countermeasure is applicable only upon claim from the customer. Symptom: Change of the diodes and adjustment of idle current. Solution: Modified diodes for the idle current. MODIFICATION: When you replace the POWER TRANSISTOR's of the targeted model, please replace all of the diodes on the 8U-110049-1~7 board to those shown below. Adjust the idle current to 12mV according to instruction in the Service manual after replacement. Parts: Ref # FORMER NEW Description Part Number Description Part Number D112, D212, KDR720E 204350014506S KDS160E 201310001503S D312, D412, D512, D612 D712 Serial Number Range: Please apply the above modification to the production models of the following serial number range. (Full-digits) ***1500001 ~ 9061502540 ______________________________________________________________________________________ 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.