Service Manuals, User Guides, Schematic Diagrams or docs for : DENON AV Surround Receiver AV Surround Receiver Denon - AVR-391 Service Bulletin DZ10-128

<< Back | Home

Most service manuals and schematics are PDF files, so You will need Adobre Acrobat Reader to view : Acrobat Download Some of the files are DjVu format. Readers and resources available here : DjVu Resources
For the compressed files, most common are zip and rar. Please, extract files with Your favorite compression software ( WinZip, WinRAR ... ) before viewing. If a document has multiple parts, You should download all, before extracting.
Good luck. Repair on Your own risk. Make sure You know what You are doing.



Image preview - the first page of the document
Service Bulletin DZ10-128


>> Download Service Bulletin DZ10-128 documenatation <<

Text preview - extract from the document
                                  100 Corporate Drive Mahwah, NJ 07430



                                                                                       Service Bulletin
                                         No. : DZ10-128
                                         Date: November 8, 2010
_____________________________________________________________

Model:               AVR-391, DHT-391XP


Subject:   Correction of the Firmware.
Countermeasure is applicable only upon claim from the customer.

Symptom: 1) We have received several reports from customers that AVR-
391's will freeze intermittently. Controls do not work.
2) When signal level is changed, the AutoDetect function might not work
properly, and then sound might not be produced.


Solution: We corrected the firmware so that no malfunction occurs.
Please refer to Service Manual.
Time necessary for update: approximately 10 min.

File Name: AVR1311_AVR391_DZ10-128.zip
Boot Tool: AVR1311_AVR391_BootTool_M330-1.zip

Firmware Version :




Confirming the firmware's number after upgrading:
Plug AC cord into power outlet while pressing both the "DIMMER" button and
"STATUS" button on the front panel simultaneously. Push "STATUS" Button
then the version of the firmware is indicated.

______________________________________________________________________________________
                             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:
We will apply the above modification to the production models in the following
serial numbers.

AVR-391:                                    0116641701 ~
DHT-391XP:                                  0116647201 ~
DHT-391XP (Black):                          0116641501 ~




______________________________________________________________________________________
                             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.



◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo