Service Manuals, User Guides, Schematic Diagrams or docs for : Viewsonic Мониторы LCD Мониторы LCD Viewsonic VA2012WB-1 VA2012wb-1 ECR V-115

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>> Download ECR V-115 documenatation <<

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                                               ENGINEERING REQUEST FORM

DATE         2006/8/25                           SUPPLIER      Techview                       REF. NO.       V-115


      PRODUCT NAME                         MODEL NUMBER                            TARGET DATE                    CUT-IN SERIAL NO.
VA2012wb-1-W                         VS10859                              TBD                               TBD
VA2012w/wb-2-W                       VS10859
VX2025wm-W                           VS10859




                                                         REASON FOR CHANGE
LED flicker appeared when change the power saving mode to normal picture in ORT test. In order to solve the abnormal phenomenon, power BD
modified.



                                FROM                                                                   TO
Before change:                                                            After change:

Power board P/N: AS08B532009                                              Power board P/N: AS08B532009
Description: PWR MODULE(DTA)EADP-64CF B,90~264V GP Rev: A                 Description :PWR MODULE(DTA)EADP-64CF B,90~264V GP Rev: B




                                                                  REMARKS
We will provide the cut-in date and serial number each week.


                        ATTACHMENTS
1 Attachment page.(1 page)
2
3
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5
                                                                                      Page 1 of 1
Attachment Page : ( Detail description for changes )
Before change: Power board P/N: AS08B532009 ,Description:PWR MODULE(DTA)EADP-64CF B,90~264V GP Rev:
Transformer P/N:MV-CE 5048A ,circuitry qty:4,Diode ZD1:7.5A

                            P/B Rev:A




After change:Power board P/N: AS08B532009,Description:PWR MODULE(DTA)EADP-64CF B,90~264V GP Rev: B
Transformer P/N:MV-CE 5048B circuitry qty:5,Diode ZD1:12A




                                 P/B Rev: B




                                  The Transformer
                                  change from MV-CE
                                  5048A to MV-CE
                                  5048B                                    ZD1 change from
                                                                           7.5A to 12A

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