Denon dvd-2500btci ost-f1269-1 サービスマニュアル
100 Corporate Drive Mahwah, NJ 07430
Service Bulletin
No. :
OST-F1269-1
Date:
February 21, 2008
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Model:
DVD-2500BTCI
Subject:
Correction of the Firmware.
Symptom:
1) When "AAC 5.1ch" signal plays back, "VFD" of the amplifier
indicates "AAC 7.1ch". However, the output signal is 2ch.
2) When Blu-ray Disc that recoded AAC signal plays back, it does not output "Bit
stream signal" on HDMI.
2) When Blu-ray Disc that recoded AAC signal plays back, it does not output "Bit
stream signal" on HDMI.
Solution:
The firmware has been corrected so that no malfunction occurs.
MODIFICATION: Please record each program file on a blank CD-R separately,
and update the unit upon repair of the unit.
Note: Upon recording the Disc:
1) When recording the supplied file on the blank CD-R, the format shall be
"ISO9660" and the session shall be "CLOSE".
2) When recording the supplied file on the disc, please use the lowest recording
speed that is available on your PC. If the file is recorded at a higher speed, the
rewriting operation may fail due to improperly recorded data on the disc.
1) Rewriting procedures of the FE/BE ROMs.
(1) Turn the Power Supply of the unit on. Press the "OPEN/CLOSE" button and
open the Disc Tray.
(2) Put the recorded CD-R for rewriting the FE/BE on the Disc Tray and press
the "OPEN/CLOSE" button.
(3) The Disc Tray closes, the FL Display indicates "F/W-UP" and the update of
the firmware starts automatically.
and update the unit upon repair of the unit.
Note: Upon recording the Disc:
1) When recording the supplied file on the blank CD-R, the format shall be
"ISO9660" and the session shall be "CLOSE".
2) When recording the supplied file on the disc, please use the lowest recording
speed that is available on your PC. If the file is recorded at a higher speed, the
rewriting operation may fail due to improperly recorded data on the disc.
1) Rewriting procedures of the FE/BE ROMs.
(1) Turn the Power Supply of the unit on. Press the "OPEN/CLOSE" button and
open the Disc Tray.
(2) Put the recorded CD-R for rewriting the FE/BE on the Disc Tray and press
the "OPEN/CLOSE" button.
(3) The Disc Tray closes, the FL Display indicates "F/W-UP" and the update of
the firmware starts automatically.
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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.