Denon DVD-3910 Service Bulletin OST-F926

100 Corporate Drive Mahwah, NJ 07430

Service Bulletin

No. : OST-F926 Date:

May 31, 2007

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Model: DVD-3910

Subject: Upgrading DENON Link to the 3rd Edition.

Symptom: If your customer has not already updated the unit or is not able to

perform the update themselves perform the following. Note: By upgrading the "DENON Link" to the 3rd Edition, the Digital Transmission of the Super Audio CD becomes possible when the above model is combined with amplifiers to which the 3rd Edition of the DENON Link has been applied such as the AVR-5805, AVR-3805, etc.

Solution: Attention: The upgrading of the DENON Link to the 3rd Edition is

applicable only for those who have the amplifier that is conformable to the 3rd Edition of DENON Link.

1) Supplied Program Files: (a) For the System MICON:

(b) For the Back-end:

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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.

CONFIDENTIALITY NOTICE:

2) Manual for the Rewriting Operation: 1 page (Letter size). 5-1: Before starting the Upgrade: On the CD-R Discs for rewriting, please record the supplied program files for System MICON, Back-end and IEEE1394 ROMs on the CD-R Discs separately, and upgrade the System MICON, Back-end ROM and IEEE1394 ROM respectively by means of recorded CD-R Discs.

• Please be sure to record the above program files on a blank CD-R Disc individually and separately.

Note:

• When recording the files on the CD-R Discs, the format shall be "ISO9660" and the Session shall be "CLOSE".

• Regarding the CD-R for rewriting the System MICON: The CD-R (Ver.6767-5) for rewriting has been issued via OST-916, and we will issue it again. However, you can use previously issued CD-R (Ver.6767-5) as it is.

• Regarding the CD-R for rewriting the Back-end ROM: The CD-R (Ver.ER1028 (20041028)) for rewriting the Back-end has been issued via OST-916, and we will issue it again. However, you can use previously issued CD-R (Ver.ER1028) as it is.

5-2: Upgrading procedures of the System MICON, Back-end ROM and IEEE1394 ROM:

1) Upgrading procedures of the System MICON: (a) Turn on the Power of the unit. Press the "OPEN/CLOSE" button and open the Disc Tray. (b) Set the CD-R Disc (Ver.6767-5 for upgrading the System MICON) to the Disc Tray. Then, press the "OPEN/CLOSE" button.

• The Disc Tray closes and the upgrading starts automatically.

• After indicating the "LOADING" on the FL Display, the Power of the unit turns off once and turns it on again automatically.

• After indicating "WRITING" on the FL Display, "COMPLETE" appears on the Display. (c) After the indication of the "COMPLETE", the Disc Tray opens automatically upon completion of the upgrading. Take out the CD-R Disc from the Disc Tray. (d) Turn off the Power of the unit once.

2) Upgrading the Back-end: (a) Connect the Video Output terminal (Video or S-Video output) to a TV. (b) Turn on the Power of the unit. Press "OPEN/CLOSE" button and open the Disc Tray. (c) Set the CD-R (Ver.6609-B for upgrading the Back-end) to the Disc Tray and press the "OPEN/CLOSE" button.

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CONFIDENTIALITY NOTICE:

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