DENON Service Bulletin OST-C1500 free download

File name Service Bulletin OST-C1500.PDF

100 Corporate Drive Mahwah, NJ 07430 Service Bulletin No. : OST-C1500 Date: July 23, 2009 _____________________________________________________________ Model: AVR-1508, AVR-588, AVR-488, AVR-1708, AVR-688, AVR-1609, AVR-589, AVR-1709 Subject: Countermeasure for "HDMI P.W.B. UNIT" issues. Countermeasure is applicable only upon claim from the customer. This countermeasure is not intended and need not be applied to stock units. Symptom: 1) In the DSP processing mode, the noise occurs from the speaker. 2) In the DSP processing mode, the audio signal is not output from the speaker. 3) In the DSP processing mode, the noise is output, and the audio signal is not output afterwards. 4) When the HDMI input is used, the video signal is not output. Solution: Countermeasure is applicable only upon claim from the customer. MODIFICATION: Please modify the defective unit when the symptom is not improved after you pull out and insert the "HDMI P.W.B. UNIT" as outlined in service bulletin OST-C1375. 5-1: AVR-1508/1708/488/588/688 1) Remove the Top cover. 2) Remove the "HDMI P.W.B. UNIT". 3) Connect between 4 pin of CP904 on "HDMI P.W.B. UNIT" and JP373 on "2CH AMP P.W.B. UNIT" with a 24 ga. wire (nsp, L=15cm, AWG24 UL1430). ______________________________________________________________________________________ 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. ______________________________________________________________________________________ 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. 4) Insert the "HDMI P.W.B. UNIT", and fix the screws with the Back panel and Top cover. 5-2: AVR-589 1) Remove the Top cover. 2) Remove the "HDMI P.W.B. UNI