Denon DVD-A1UDCI Service Bulletin OST-F1529-1

100 Corporate Drive Mahwah, NJ 07430

Service Bulletin

No. : OST-F1529-1
Date: July 7, 2009

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Model: DVD-A1UDCI

Subject: Correction of the firmware of DPMS (Denon Product Management

Server).

Countermeasure is applicable only upon claim from the customer.

Symptom: After updating the firmware via DPMS, the unit does not indicate

the latest version of the firmware. The customer can update the firmware again.
The following items were improved by the firmware update listed in OST-F1524

1) "Loading" is displayed, and the unit might be frozen.

2) "Please Wait" is displayed, and the unit might be frozen.

3) When unit is outputting and selecting the Audio selection at DENON LINK, the
audio signal is not output from the DENON LINK output.

4) There is a mechanism in which DISC cannot be correctly installed due to
driving power shortage.

Solution: We corrected the firmware so that no malfunction occurs.

NOTE: Please do not use Proxy for updating in the Network environment! If
customer is using a Proxy setting the unit won’t update the firmware properly.

Caution: It is necessary to initialize the unit before the update work begins. The
customer has to initialize their BD/DVD Player. Please update the firmware after
you confirm this matter to the customer beforehand.

Updating the firmware (Refer to the Instruction Manual.)

1) Turn the Power Supply of the unit off.

______________________________________________________________________________________

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:

2) Connect the Ethernet terminal of the unit to the Network line by Ethernet
straight cable. (Don't use Ethernet cross cable.)

3) The connection of the network recommends the Ethernet cable for certain
update.

4) Turn the Power Supply of the unit on.

5) Remove the Disc from the Tray.

6) Please confirm! "NO DISC" on the FL Display.

7) The unit sets the Internet. It wishes waiting for about two minutes until
customer's router ends the setting.

The update doesn't succeed when the customer's set cannot correctly hook up to
the Internet. In this case, please confirm the internet environment of the
customer’s house. Check to see if the customers set can receive internet radio.
There are some problems under the internet environment when the Internet radio
cannot be received.

8) Press "SETUP" button on the Remote control and indicates the GUI menu.

9) Press "CURSOR" button.

10) The GUI indicates, "Other Setup" > "Firmware Update".
Caution: The update interrupts when it is not possible to connect it with the

Internet correctly. In this case, please do from 1) again.

______________________________________________________________________________________

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: