Denon avr-1909 789 ost-f1443-1 Service Manual
100 Corporate Drive Mahwah, NJ 07430
Service Bulletin
No. :
OST-F1443-1
Date:
October 30, 2009
_____________________________________________________________
Model:
AVR-1909,
AVR-789
Subject:
Countermeasure for a reported malfunction
Countermeasure is only for a claim from the customer.
Symptom:
1.) When "Audyssey MultEQ" is operated at the (AAC) signal
decoding of Dolby Digital and DTS, the output characteristic of the sub-woofer
channel is not correct.
2) Operation improvement to specific signal (192kHz 3/0/.1) in DTS-HD.
channel is not correct.
2) Operation improvement to specific signal (192kHz 3/0/.1) in DTS-HD.
Solution:
We corrected the MICON software so that the unit operates
properly.
MODIFICATION: We will supply the following program files. Therefore, please
install the Exclusive Writer Software to a PC and rewrite your customer's unit
upon claim. (Please refer to the supplied rewriting procedures.)
The Installation Software of the Exclusive Writer Software to be installed to the
PC. (The Software to be supplied)
"FWCV_AVR_AVC1909_AVR789_V0069_SETUP.exe"
The Exclusive Writer Software: (After the installation, a short cut of the
following Exclusive Writer Software is created on the Desk-top of the PC.)
"FWCV_AVR_AVC1909_AVR789_V0069.exe"
This is the Exclusive Writer Software for the AVR-1909/789 that is installed
using the above Installation Software.
The Update Procedures and the Confirmation of the Version after the
update:
For the update procedures, please refer to following manual.
"FWCV_V0069_manual_AVR1909_AVR789.pdf"
install the Exclusive Writer Software to a PC and rewrite your customer's unit
upon claim. (Please refer to the supplied rewriting procedures.)
The Installation Software of the Exclusive Writer Software to be installed to the
PC. (The Software to be supplied)
"FWCV_AVR_AVC1909_AVR789_V0069_SETUP.exe"
The Exclusive Writer Software: (After the installation, a short cut of the
following Exclusive Writer Software is created on the Desk-top of the PC.)
"FWCV_AVR_AVC1909_AVR789_V0069.exe"
This is the Exclusive Writer Software for the AVR-1909/789 that is installed
using the above Installation Software.
The Update Procedures and the Confirmation of the Version after the
update:
For the update procedures, please refer to following manual.
"FWCV_V0069_manual_AVR1909_AVR789.pdf"
______________________________________________________________________________________
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.
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.