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1、空调器电脑板的检测与维修InspectionandmaintenanceofcomputerboardforairconditionerTheairconditionermicrocomputercontrolsystemisthecentralnervoussystemoftheairconditioner,oncethefailureofthewholeairconditionerwillbeinastateofparalysis,causedbythecoolingorcoolingeffectofpoorfa
2、ultphenomenon,canaccuratelyandquicklyrepairtheairconditionercomputerboardisoneofthemostimportantskillsairconditioningmaintenance.Firstly,fromtheperspectiveoftheprincipleofmaintenanceofhouseholdairconditionercomputerboard,andthenfocusesonthefaultphenomenoncaused
3、bythevariouspartsofthecircuitanddetectionmethod,finallyfromthecomputerboardmaintenanceprocessthattherepairmethod,anddeepenunderstandingthroughcaseanalysis.[Keywords]airconditionercomputerboard;inspection;maintenanceprocess;maintenanceskillsHouseholdaircondition
4、ermicrocomputercontrolsystemknownasthecomputerboard,itisthenervecenteroftheairconditioner,whenafaultoccurs,theairconditionerwillbeinastateofparalysis,causedbythecoolingorcoolingeffectpoorphenomenon,thismustbetorestorethenormalmaintenance.However,becauseofthemic
5、rocomputercontrolsystemtechnicalcontentisveryhigh,itrelatestotheSCMtechnology,electroniccontroltechnology,sensortechnology,photoelectricconversiontechnology,forcollegestudentsandthegeneralrefrigerationrefrigerationprofessionalpractitionersgenerallybelievethatit
6、isdifficulttorepairthecomputerboard,incaseoffaultfeelunabletostart.Below,fromthemaintenancepointofview,introducestheworkingprincipleofairconditioningcomputerboardanditsinspectionandmaintenanceskills.I.IntroductiontotheprincipleofairconditionercomputerboardCompu
7、tercontrolsystemiscomplex,butthemanufacturersthroughoutthecomputerboard,withoutexceptioniscomposedofamicroprocessor(CPU),thedetectioncircuit(thermistor),receivingcircuit(receiver),controlledcircuit(relay),displaycircuit(lightemittingdiode)etc..Theactualcontrolp
8、anelisshowninfigure1.Thebasicprincipleblockdiagramisshowninfigure2.TheworkingprincipleofCPUdetectionaccordingtotheoperationinstructionsandworkontheenvironmentaltemperaturean
