ViewSonic VSXXXXX service manual Tdrmnddkwbvspc, Tdrmnddywbvspc, Tdrmnddcwbvspc, Tdrmnddbwbvspc

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Copyright

Copyright © 2008 by ViewSonic Corporation. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of ViewSonic Corporation.

Disclaimer

ViewSonic makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranty of merchantability or fitness for any particular purpose. Further, ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes.

Trademarks

Optiquest is a registered trademark of ViewSonic Corporation.

ViewSonic is a registered trademark of ViewSonic Corporation.

All other trademarks used within this document are the property of their respective owners.

Product disposal at end of product life

The lamp in this product contains mercury. Please dispose of in accordance with local, state or federal laws.

Revision History

Revision

SM Editing Date

Description of Changes

TPV Model

Editor

 

 

 

 

 

 

 

 

TDRMNDDKWBVSPC

 

1a

03/27/2009

Initial Release

TDRMNDDYWBVSPC

Eric

TDRMNDDCWBVSPC

 

 

 

 

 

 

 

TDRMNDDBWBVSPC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents ViewSonic VG2427wm VG2427wmSM Rev a MarTdrmnddcwbvspc TdrmnddkwbvspcTdrmnddywbvspc TdrmnddbwbvspcTable of Contents Product Safety Notice Precautions and Safety NoticesSafety Precautions Service NotesHanding and Placing Methods Correct Methods Incorrect MethodsPage Specification Front Panel Function Control Description Do the following to adjust the display setting Following tips may help you optimize your displayControl Explanation Audio AdjustMain Menu Controls Page Page Circuit Description Main BoardPin Assignment Page Page Page Page Function Pin DescriptionsName Pin # Power Board Typical ApplicationBlock Diagram Pin Comp GND OUT VCCPin Diagram Functional Block Diagram IC801 TA9687GNPin Description Pin No Names Enter into Burn/in mode Adjustment ProcedureWhite balance, Luminance adjustment Enter into the factory modeEquipment needed Firmware Upgrade ProcedureISP Board Hardware Connect status Update the NOVATEK’S firmware PC LPTPage Page DDC Key in Procedure Install softwareFor analog Page Troubleshooting Flow Chart Block Diagram DIM ON/OFFMosfet Schematic Diagrams 0R05 1/10W 5%FB402 TO252 0402 Power Board Power XFMR7 IC with Heat-sink90G6295-3 PCB Name Key BoardTPV Model USB Board UpstreamPCB Layout Diagrams Page Power Board Page Key Board USB Board Page Exploded Diagram and Exploded Parts List 10.1 EPLDescription Part Number Qty 10.2 PPL Recommended Spare Parts List Location Part Number Description RemarkCONN.6P 1.0 DIP Cbpc LabelWafer Wafer 30P 2.0MM DIP Dual ROWPage Chip 22PF 50V NPO RST Chip MAXRST Chipr Chip Bead Chip 5PF 50V NPOBead 300Ω Chip Bead FCM2012VF-301T07 BullwillUDZSNP5.6B Rohm Dome Switch 5PCSPIN PWPC9D41MQWU Power Board TRA LMBT3904LT1G 200MA/40V SOT-23 LRCCAP CER 56PF J 3KV IC PC123Y22FZ0FRST Ntcr 8OHM £«£20£¥ 4A Xianzheng Choke by LI TADiode SP1060 ITO-220 Secos Screw HS1Heat Sink Screw HS21ST Chipr RST Chipr 3.6KRST Chipr 6.2KOHM +-5% 1/10W Yageo RST Chipr 1KNPO RST Chipr 820KOHM +-5% 1/4W FenghuaX7R Chip Bead HCB3216KF-800T30 Bullwill Power Board PCBJumper Wire BAV70 SOT23 by PAN JITHT POT Label ConnectorVSC 23.6 Hinge Assy Pallet LabelRST Chip MAX 0R05 1/4W Diode ESD EGA 10603V05A1-B InpaqUSB Board PCB Location Part Number Description Different Parts ListDiversity of Tdrmnddcwbvspc compared with Tdrmnddkwbvspc Diversity of Tdrmnddbwbvspc compared with TdrmnddkwbvspcReader’s Response Name Company Add Tel Mail Title Fax