Denon DVD-3800BDCI Service Bulletin OST-F1368

100 Corporate Drive Mahwah, NJ 07430

Service Bulletin

No. : OST-F1368 Date: August 22, 2008

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Model: DVD-3800BDCI

Subject: Correction of the Firmware*.

*Countermeasure is applicable only upon claim from the customer.

Symptom: When a DVD that is copyright protected with CSS (Content

Scrambling System) is reproduced with DVD player updated with B/E firmware (from Ver 1.015 to Ver 1.104), block noise is generated.

Solution:

MODIFICATION:

Please record each program file on a blank CD-R separately, and update the unit upon repair of the unit.

* Program Files to be supplied:

We corrected the firmware so that no malfunction occurs.

Version after the update: 1.107

Note:

Upon recording the Disc: a) When recording the supplied file onto a blank CD-R, the format shall be "ISO9660" and the session shall be "CLOSE". b) 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.

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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.

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 on the Disc Tray and press the buttons on the remote control in the order of "9", "8", "7", "6" and "POP UP MENU/MENU". (3) The Disc Tray closes, the FL Display indicates "F/W-UP" and the update of the firmware starts automatically. (4) After indicating the "Ver: 1107" on the FL Display, the Disc Tray opens automatically. (5) Take out the Disc from the Disc Tray. (6) Press the "OPEN/CLOSE" button and close the Disc Tray. (7) Do not turn off the Power Supply of the unit! (8) Press the "OPEN/CLOSE" button and close the Disc Tray. (9) The FL Display indicates from "0%" to "100%". (10) The FL Display indicates "100%", and then indicates "AC9E" of checksum. (11) The new firmware is installed completely. (12) Pull out AC cable from the AC Strip.

2) Confirmation of the version:

(1) Press the "OPEN/CLOSE" button and close the Disc Tray. (2) Please confirm! "NO DISC" on the FL Display. (3) Press the buttons on the remote control in the order of "1", "2", "3", "4" and "DISPLAY". (4) The following firmware versions appear on the GUI. Model Name ： E5H00UD

Version ： 1.107 Region ： A-1

Cautions during the rewriting operation:

1) Please do not turn off the Power of the unit during the rewriting operation.

2) If the Display does not change to "AC9E" during the rewriting operation, wait longer than 10 minutes after closing the Disc Tray. Then, turn the Power OFFnd start the rewriting operation from the beginning again.

Serial Number Range:

We will apply the above modification to the production models beginning from the following serial numbers. (Last 5-digits)

02521 ~

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CONFIDENTIALITY NOTICE: