ViewSonic VSXXXXX manual

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ViewSonic VSXXXXX service manual

Contents

VG2427wmSM Rev a Mar ViewSonic VG2427wm Tdrmnddbwbvspc TdrmnddkwbvspcTdrmnddywbvspc Tdrmnddcwbvspc Table of Contents Service Notes Precautions and Safety NoticesSafety Precautions Product Safety Notice Correct Methods Incorrect Methods Handing and Placing MethodsPage Specification Front Panel Function Control Description Following tips may help you optimize your display Do the following to adjust the display setting Audio Adjust Main Menu ControlsControl Explanation Page Page Main Board Circuit Description Pin Assignment Page Page Page Page Pin Descriptions Name Pin #Function Typical Application Power Board Comp GND OUT VCC Block Diagram Pin IC801 TA9687GN Pin Diagram Functional Block Diagram Pin Description Pin No Names Enter into the factory mode Adjustment ProcedureWhite balance, Luminance adjustment Enter into Burn/in mode Firmware Upgrade Procedure ISP BoardEquipment needed PC LPT Hardware Connect status Update the NOVATEK’S firmwarePage Page Install software DDC Key in Procedure For analog Page Troubleshooting Flow Chart Block Diagram ON/OFF MosfetDIM 0R05 1/10W 5% Schematic Diagrams FB402 TO252 0402 Power Board Power XFMR7 IC with Heat-sink90G6295-3 Key Board TPV ModelPCB Name Upstream USB Board PCB Layout Diagrams Page Power Board Page Key Board USB Board Page 10.1 EPL Exploded Diagram and Exploded Parts List Description Part Number Qty 10.2 PPL Location Part Number Description Remark Recommended Spare Parts List Wafer 30P 2.0MM DIP Dual ROW Cbpc LabelWafer CONN.6P 1.0 DIPPage RST Chip MAX RST ChiprChip 22PF 50V NPO Chip Bead FCM2012VF-301T07 Bullwill Chip 5PF 50V NPOBead 300Ω Chip Bead TRA LMBT3904LT1G 200MA/40V SOT-23 LRC Dome Switch 5PCSPIN PWPC9D41MQWU Power Board UDZSNP5.6B Rohm Choke by LI TA IC PC123Y22FZ0FRST Ntcr 8OHM £«£20£¥ 4A Xianzheng CAP CER 56PF J 3KV Screw HS2 Screw HS1Heat Sink Diode SP1060 ITO-220 Secos RST Chipr 1K RST Chipr 3.6KRST Chipr 6.2KOHM +-5% 1/10W Yageo 1ST Chipr RST Chipr 820KOHM +-5% 1/4W Fenghua X7RNPO BAV70 SOT23 by PAN JIT Power Board PCBJumper Wire Chip Bead HCB3216KF-800T30 Bullwill Pallet Label ConnectorVSC 23.6 Hinge Assy HT POT Label Diode ESD EGA 10603V05A1-B Inpaq USB Board PCBRST Chip MAX 0R05 1/4W Diversity of Tdrmnddbwbvspc compared with Tdrmnddkwbvspc Different Parts ListDiversity of Tdrmnddcwbvspc compared with Tdrmnddkwbvspc Location Part Number Description Name Company Add Tel Mail Title Fax Reader’s Response