Service Manuals, User Guides, Schematic Diagrams or docs for : DENON DVD Video Player DVD Video Player Denon - DVD-9000 & DVD-A1 Service Bulletin OST-817
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100 Corporate Drive Mahwah, NJ 07430
Service Bulletin
No. : OST-817
Date: February 5, 2007
_____________________________________________________________
Model: DVD-3800, DVD-9000
Subject: Change in Optical Pick-up (HOP1000 or 1200R to HOP1200RN).
Symptom: There is a change in the Optical Pick-up from an HOP-1000 to an
HOP-1200R. There has been a second change from an HOP-1200R to an HOP-
1200RN. This change is a result of the discontinued production of theHOP-
1200R Pick-up
Solution: Procedure for replacing the Optical Pick-up.
The replacement procedures are divided into the following two cases:
4-1. When replacing the HOP-1000 with HOP-1200RN.
4-2. When replacing the HOP-1200R with HOP-1200RN.
4-1. When replacing the HOP-1000 with HOP-1200RN: Contents of the
modification are the same as described in the OST-690R for replacing the HOP-
1000 with HOP-1200R, with the exception of the version of the DRV ROM.
Therefore, please refer to the OST-690R for details.
1) Flow of the Modification Procedures: (Common to DVD-3800 and DVD-9000)
(1) Rewriting the DRV ROM
(2) Confirming Version
(3) Re-moving the DVD-Mechanism
(4) Change in resistors and capacitor and replacement of the TRAVERSE/UNIT
(5) Assembling DVD Mechanism
(6) Confirming the Actual Operation.
______________________________________________________________________________________
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.
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