Service Manuals, User Guides, Schematic Diagrams or docs for : DENON Blu-Ray Disk Blu-Ray Disk Denon - DBP-4010UDCI Service Bulletin DZ10-161

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Service Bulletin DZ10-161


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                                  100 Corporate Drive Mahwah, NJ 07430



                                                                                       Service Bulletin
                                         No. : DZ10-161
                                         Date: October 14, 2010
_____________________________________________________________

Model:               DBP-4010UDCI, DVD-A1UDCI, S-5BD


Subject:      Method of cleaning of lens for optical pickup (KEM-410ADA).
This is information.

Symptom: BD/DVD/CD disc is not reproduced.

Solution: The lens of optical pickup might be dirty.
COUNTERMEASURE: When the Iop current is within +12/-12mA of initial saved
data for Iop current and BD/DVD/CD disc is not reproduced, the lens of optical
pickup might be dirty.
1) Liquid for cleaning: Ethanol 97% or more
2) Cotton bud:
 Diameter of cotton swab must be 2.0mm.
 The shaft of cotton swab must be wood or paper. Do not use plastic shaft.
3) Method of cleaning. (advice from Laser pickup parts company)
 Dip the cotton swab into Ethanol and shake excess Ethanol from cotton swab.
 Wipe the lens from center to outside of lens using a circular motion.
Caution!:
* Do not use dirty cotton bud for cleaning, because you will damage the lens.
* Do not press the lens strongly. Wipe the lens softly.
* Please connect your body to ground. Static electricity will damage the Laser
pickup.

Serial Number Range:
Please apply the above modification to the models in the following serial
numbers.

All

______________________________________________________________________________________
                             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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