三星显示器图纸 (90).pdf

《三星显示器图纸 (90).pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、文军维修资料系列SAMSUNGCOLORMONITORSyncMaster800TFTSERVICEManualCOLORMONITORCONTENTS1.Precautions2.ProductSpecifications3.Disassembly&Reassembly4.Alignments&Adjustments5.Troubleshooting6.ExplodedView&PartsList7.ElectricalPartsList8.BlockDiagram9.WiringDiagram10.SchematicDiagramsSams

2、ungElectronicsCo.,Ltd.September1999PrintedinKoreaCodeNo.:BN68-00049A1PrecautionsFollowthesesafety,servicingandESDprecautionstopreventdamageandtoprotectagainstpotentialhazardssuchaselectricalshock.1-1SafetyPrecautions1-1-1Warnings1.Forcontinuedsafety,donotattempttomodifythe(R

3、EADINGSHOULDcircuitboard.NOTBEABOVE0.5mA)2.DisconnecttheACpowerandDCpowerjackbeforeservicing.LEAKAGEDEVICECURRENTUNDERTESTER1-1-2ServicingtheLCDMonitorTESTTESTALLEXPOSEDMETAL1.WhenservicingtheLCDMonitor,DisconnecttheSURFACESAClinecordfromtheACoutlet.2-WIRECORD2.Itisessential

4、thatservicetechnicianshaveanaccuratevoltagemeteravailableatalltimes.Checkthecalibrationofthismeterperiodically.*ALSOTESTWITHPLUGREVERSED(USINGACADAPTERPLUGASREQUIRED)EARTH1-1-3FireandShockHazardGROUNDBeforereturningthemonitortotheuser,performtheFigure1-1.LeakageCurrentTestCi

5、rcuitfollowingsafetychecks:1.Inspecteachleaddresstomakecertainthatthe4.Withtheunitcompletelyreassembled,plugtheACleadsarenotpinchedorthathardwareisnotlinecorddirectlyintoa120VACoutlet.Withthelodgedbetweenthechassisandothermetalpartsinunit’sACswitchfirstintheONpositionandthen

6、themonitor.OFF,measurethecurrentbetweenaknownearth2.Inspectallprotectivedevicessuchasnonmetallicground(metalwaterpipe,conduit,etc.)andallcontrolknobs;insulatingmaterials;cabinetbacks;exposedmetalparts,including:metalcabinets,adjustmentandcompartmentcoversorshields;screwheads

7、andcontrolshafts.Thecurrentisolationresistor-capacitornetworks;mechanicalmeasuredshouldnotexceed0.5milliamp.Reverseinsulators,etc.thepower-plugprongsintheACoutletandrepeat3.LeakageCurrentHotCheck(Figure1-1):WARNING:thetest.Donotuseanisolationtransformerduringthistest.Usealea

8、kagecurrenttesterorameteringsystem1-1-4ProductSafetyNoticesthatcomplieswith