Service Manuals, User Guides, Schematic Diagrams or docs for : DENON AV Surround Receiver & Amplifier AV Surround Receiver & Amplifier Denon - AVR-1708 & 1508 & 688 & 588 & 488 & AVC-1508 Service Bulletin OST-C1500
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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. UNIT".
3) Remove the shield plate.
4) Connect between 4 pin of CN904 on "HDMI P.W.B. UNIT" and JP1008 on "D-
VIDEO 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.
5) Insert the "HDMI P.W.B. UNIT", and fix the screws with the Back panel and
Top cover.
5-3: AVR-1609/1709
1) Remove the Top cover.
2) Remove the "HDMI P.W.B. UNIT".
3) Remove the shield plate.
4) Connect between 4 pin of CN904 on "HDMI P.W.B. UNIT" and Minus
terminal of C1009D (or C1206 on some video board versions) on the "VIDEO
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.
5) Insert the "HDMI P.W.B. UNIT", and fix the screws with the Back panel and
Top cover.
______________________________________________________________________________________
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.
Serial Number Range:
MODELS AND SERIAL NUMBERS TO WHICH THE ABOVE MODIFICATION
IS APPLICABLE IN THE MARKET: Countermeasure is applicable only upon
claim from the customer. This countermeasure is not intended and need
not be applied to stock units.
AVR-1508, AVR-588, AVR-488, AVR-1708, AVR-688, AVR-589, AVR-1609,
AVR-1709 ~ All.
______________________________________________________________________________________
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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