笔记本架构及工作原理.ppt

笔记本架构及工作原理,撰稿：王小寒2006-3-19,13-15.1ScreenZ-height:30-38mm(1.2-1.51)Weight:2.1-2.5kg(4.5-6Ibs),14.1ScreenZ-height:=45mm(=1.81)Weight:3.2kg(7Ibs),13-15.1ScreenZ-height:38-45mm(1.5-1.71)Weight:2.5-3.4kg(5.5-7.5Ibs),8-12ScreenZ-height:variesWeight:1.4-2.1kg(3-4.5Ibs),笔记本的分类,移动PCTransportable:全内置Fullsize:轻薄型Thin&light:超轻薄Ultramobility,总线关系框架图,处理器,IntelPentiumMNewarchitecturetailoredforMobilitysegment,highperformancewithlowTDPSpecialI/Ocircuit,lowercore&I/OoperatingvoltageSpecificVcc_coreloadlineMobileIntelPentium4Desktopequivalentperformance&TDPwithenhancedProcessorpowermanagementAdvancedProcessorPowermanagementDeep/DeeperSleep(C3/C4),TM2,EISTuFCBGAforultraslimnotebook,MobileProcessor,Mobileprocessor,英特尔品牌和处理器号,CPU,1、从RAM或Cache中读取指令（Fetch）。2、将读取的指令解成微指令（Decode）。3、执行解码后的微指令（Execute）。4、执行后的结果存回记忆体中（WriteBack）。,(CentralProcessingUnit),CPU执行一个指令的过程分为四个步骤:,北桥芯片,MCH(MemoryControllerHub,南桥芯片,ICH(I/OControllerHub),迅驰、笔记本用P4,IntelPentiumMProcessorPlatformChipsetFeatureSetMobileIntelPentium4ProcessorPlatformChipsetFeatureset,使用芯片组的比较,IntelPentiumMProcessorPlatformChipsetfeatureset,续,MobileIntelPentium4ProcessorPlatformChipsetfeatureset,续,奔腾M,90纳米制程技术首款投入生产的移动式处理器应变硅首次投入生产体系结构增强增强的数据预取功能、寄存器访问管理器2MB低功耗二级高速缓存前代产品的两倍1.40亿个晶体管前代产品的两倍,迅弛移动技术,示意图,开机流程图解,时序图,单用电源主板电压时序,OnlypuginAC,时序图,开机时序,Pushpowerbutton,时序图,系统复位时序,SystemReset,故障例举,不启动NoBoot屏花、屏闪或者暗屏LCDFail(LCDNoDisplayLCDDisplayNoise)加不上电NoPower,不启动,NoBoot,检查CPU、RAM、HDD、FDD、CD-ROM、Adaptor、BAT是否正常VCC3、VCC、+12V、VDD3、Vdd1.8、VCC_CORE、VCCT、V_CPU、V_IO电源是否对地更换BIOSU22（有可能FlashBIOSFail）查阅ServiceManualswitchorjumpersetup是否设定正确CPUsocketU9&RAMsocketCN24CN25是否BADClockGeneratorICICS9248-135U26是否正常工作，输出相对ClockSystemClockICOSCY614.318MHZ利用DEBUGCARD找出问题点查HD0-HD#63、HA3-HA31各讯号线排阻，CPUCLK、PCICLK、SDRAMCLK之Systemclock。CPURST#、PCIRST#、AC_RESET#之RESET讯号。LPC_ISAcontrolICW83626FU28ISABUS讯号。,屏花、屏闪或暗屏,检查LCD是否正常、无破裂，InverterBoard是否BADLCDSwitchSW7Setup是否正确，BIOSSetup是否正确LCDFPCCable&InverterCable是否BADLCD变色时检查组装是否不良LCDCONCN15&InverterCONCN12是否BADLCDVCC电源是否正常，SI3456DVQ8control，VCC给Inverter电压BEADL48是否BADLCDcontrolICTiSN42LVD84AU21是否正常工作RN6、RN8、RN54-RN550欧8pin是否BAD查DACAVDDC、DACAVDDB、ECLKAVDD、DCLKAVDD、R0+-、R1+-、R2+-、RCLKIN+-讯号乱码查MD0-MD63讯号，RN10-RN13、RN18、RN25-RN28、RN33、RN37-RN40、RN56-RN57等排阻,LCDFAIL(LCDNoDisplay,LCDDisplayNoise),加不上电,NoPower,检查AD/DCAdaptor是否正常PowerJackCON1&FUSEPF1是否BADPowerSwitchSW5是否BADVDD1.8ControlICMAX1714PU13&VCC、VDD3ControlICMAX1632PU11是否正常工作RTCCLK32.768MHZY1是否振荡。更换后无振荡BGA问题AD、B+、VCC3、VCC、+12V、VDD、VDD3、VDD1.8、Vcc_CORE、VCCT电源是否对地查VR_PWRGD、PWRGD、PWROK、PWR_ON#、SYSPWGD、VDD_ON讯号,电源管理,AdvancedPowerManagement(APM)BIOS-basedsystempowermanagementOShasnoknowledgeofwhatAPMdoesWidevarietyofimplementatonsandfunctionalityNouniformuserexperienceAdvancedConfigurationandPowerInterface(ACPI)AninterfaceAspecificationACPI/OSPMreplacesAPM,MPS,andPNPBIOSSpecAllowOS-directedPowerManagement(OSPM)OperatingsystemcandirectlycontrolplatformPowermanagementsupport,PowerManagement,电源状态,IntelMobileProcessorCStates,Normal(C0)全功耗状态Ex:PentiumM1.3GTDP22WAutohalt(C1)CPU通过STPCLK#停止工作（CPU时钟），而其他部件仍然供电Ex:PentiumM1.3GPowertypically7.3WStopGrant(C2)CPU电源关闭，CPU和总线时钟关闭，其余为ONEx:PentiumM1.3GPower7W