Casper 19CSPR Manuals

19″ LCD Color Monitor Casper 19CSPR 1 Service Service Service Horizontal Frequency 30kHz – 83kHz TABLE OF CONTENTS Description Page Description Page N SAFETY NOTICE ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES. Table Of Contents.......……..……..........................…........1 Revision List.….............……..........................……….......2 Important Safety Notice.…………....................………......3 1.Monitor Specification...............................…………........4 2.LCD Monitor Description……….…………………….......5 3.Operation Instruction…………................………............6 3.1 Control Buttons…………….…..............……...............6 3.2 Attaching the Cables…………..............……...............7 3.3 Adjusting the Picture...........................…....................7 4.Input/Output Specification.............……….……...........10 4.1 Input Signal Connector............…………...................10 4.2 Factory Preset Display Modes.................................10 4.3 Panel Specification.....………………........................11 5.Block Diagram……....................…………...................14 5.1 Software Flow Chart………………..………....….......14 5.2 Electrical Block Diagram….…...………..….....…...16 6.Schematic……………...........................................…18 6.1 Main Board.……...……..........................................18 6.2 Power Board..………..……...................................23 6.3 Key Board..…………….…….................................26 7.PCB Layout..……………….......................................27 7.1 Main Board……………..........................................27 7.2 Power Board…..……….........................................29 7.3 Key Board…..……….............................................31 8.Maintainability…….…...............................................32 8.1 Equipments and Tools Requirement……..............32 8.2 Trouble Shooting..…….………..............................32 9.White-Balance, Luminance adjustment...................38 10.Monitor Exploded View….…….……………............40 11.BOM List………......................................................41 CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING