Denon DVD-2200, DVD-2900, DVD-5900 Service Bulletin

100 Corporate Drive Mahwah, NJ 07430

Service Bulletin

No. : OST-F1158
Date:

March 22, 2007

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Model: DVD-2200, DVD-2900 and DVD-5900

Subject: Countermeasure for malfunctions that occur when operations are

performed during playback of particular CD/DVD/SACD Video Discs.

Symptom: Regarding CD/DVD/SACD media in the market, rarely, there are

discs whose center of gravity is greatly one-sided. In these cases the unit can
generate mechanical or vibration noise when playing these particular discs.
We will reduce the rotation speed of the disc as follows to suppress the noise:

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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.

Solution: The following program files are available for updating the Back-end.

Please record the file on a blank CD-R, and update the firmware in the Back-end
on your customer's unit upon refurbishment of the unit and/or customer claim.

Caution:

• When recording the file(s) on a blank CD-R, the format shall be "ISO9660" and
the session shall be "CLOSE".

• When recording the program file on the CD-R, please record it at the 4-times
speed of the normal speed.

• When the 4-times speed is not available, please record it at the minimum speed
that is available in your machine.

• If the file was recorded at a high speed, such as 32 or 48 times speed of the
normal speed, the upgrading may fail due to the data incorrectly recorded on the
CD-R.

Program files to use:

1) For the DVD-2200:

• Name of the File: D22hnvdy.cfw

• Version: 8339

2) For the DVD-2900:

• Name of the File: D29hnvdy.cfw

• Version: 8337

3) For the DVD-5900 equipped with the 2nd or 3rd Edition of DENON Link (1)
DVD-5900 equipped with the 2nd Edition of DENON Link:

• Name of the File: d39hsavd.cfw

• Version: GEN8333/MAKE DAY 912 (2) DVD-5900 equipped with the 3rd
Edition of DENON Link:

• Name of the File: d39hsavd.cfw

• Version: GEN8333/MAKE DAY 912D

Caution: In some cases, the contents of the program files differ though their

names are the same. Therefore, please
Edition DENON Link to the unit that is equipped with the 2nd Edition, and the
program file for the 2nd Edition of DENON Link to the unit equipped with the 3rd
Edition. If you rewrote the unit by mistakes, rewrite the unit again by means of
the correct program file.

• How to identify the unit to which the 2nd or 3rd Edition of DENON Link has
been applied: Please confirm the version of the DENON Link at the SETUP of
the unit according to the following procedures.

1) Switch the Power of the unit on, and press the "SETUP" button so that the
SETUP OSD is displayed.

2) Adjust the cursor to the item of DENON Link in the DIGITAL INTERFACE
SETUP.

do not apply the program file for the 3rd

______________________________________________________________________________________

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: