Power Board | ViewSonic VSXXXXX instruction

9.2 Power Board

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ViewSonic VSXXXXX service manual Power Board

Contents

ViewSonic VG2427wm VG2427wmSM Rev a Mar Tdrmnddcwbvspc TdrmnddkwbvspcTdrmnddywbvspc Tdrmnddbwbvspc Table of Contents Product Safety Notice Precautions and Safety NoticesSafety Precautions Service Notes Handing 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 display Main Menu Controls Audio AdjustControl Explanation Page Page Circuit Description Main Board Pin Assignment Page Page Page Page Name Pin # Pin DescriptionsFunction Power Board Typical Application Block Diagram Pin Comp GND OUT VCC Pin Diagram Functional Block Diagram IC801 TA9687GN Pin Description Pin No Names Enter into Burn/in mode Adjustment ProcedureWhite balance, Luminance adjustment Enter into the factory mode ISP Board Firmware Upgrade ProcedureEquipment needed Hardware Connect status Update the NOVATEK’S firmware PC LPTPage Page DDC Key in Procedure Install software For analog Page Troubleshooting Flow Chart Block Diagram Mosfet ON/OFFDIM Schematic Diagrams 0R05 1/10W 5% FB402 TO252 0402 Power Board Power XFMR7 IC with Heat-sink90G6295-3 TPV Model Key BoardPCB Name USB Board Upstream PCB Layout Diagrams Page Power Board Page Key Board USB Board Page Exploded Diagram and Exploded Parts List 10.1 EPL Description Part Number Qty 10.2 PPL Recommended Spare Parts List Location Part Number Description Remark CONN.6P 1.0 DIP Cbpc LabelWafer Wafer 30P 2.0MM DIP Dual ROWPage RST Chipr RST Chip MAXChip 22PF 50V NPO Chip Bead Chip 5PF 50V NPOBead 300Ω Chip Bead FCM2012VF-301T07 Bullwill UDZSNP5.6B Rohm Dome Switch 5PCSPIN PWPC9D41MQWU Power Board TRA LMBT3904LT1G 200MA/40V SOT-23 LRC CAP CER 56PF J 3KV IC PC123Y22FZ0FRST Ntcr 8OHM £«£20£¥ 4A Xianzheng Choke by LI TA Diode SP1060 ITO-220 Secos Screw HS1Heat Sink Screw HS2 1ST Chipr RST Chipr 3.6KRST Chipr 6.2KOHM +-5% 1/10W Yageo RST Chipr 1K X7R RST Chipr 820KOHM +-5% 1/4W FenghuaNPO Chip Bead HCB3216KF-800T30 Bullwill Power Board PCBJumper Wire BAV70 SOT23 by PAN JIT HT POT Label ConnectorVSC 23.6 Hinge Assy Pallet Label USB Board PCB Diode ESD EGA 10603V05A1-B InpaqRST Chip MAX 0R05 1/4W Location Part Number Description Different Parts ListDiversity of Tdrmnddcwbvspc compared with Tdrmnddkwbvspc Diversity of Tdrmnddbwbvspc compared with Tdrmnddkwbvspc Reader’s Response Name Company Add Tel Mail Title Fax