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BIOS/CMOS 解析

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BIOS/CMOS 解析. CMOS. CMOS :互补金属氧化物半导体存储嚣 微机主板上的一块可读写的 RAM 芯片 主要用来保存当前系统的硬件配置和操作人员对某些参数的设定 CMOS RAM 芯片由系统通过一块电池供电. CMOS. CMOS RAM 芯片本身只是一块存储器,只具有保存数据的功能 对 CMOS 中各项参数的设定要通过专门的程序 早期的 CMOS 设置程序驻留在软盘上 目前 CMOS 设置程序做到 BIOS 芯片中 在开机时通过按下某个特定键就可进入 CMOS 设置程序而非常方便地对系统进行设置 CMOS 设置又通常被叫做 BIOS 设置 - PowerPoint PPT Presentation

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  • BIOS/CMOS

  • CMOSCMOSRAMCMOS RAM

  • CMOSCMOS RAMCMOSCMOSCMOS BIOSCMOSCMOSBIOS

  • CMOS

  • CMOSCMOSCMOSBIOS1.AMI BIOS2.Award BIOS

  • BIOSROMBIOS, basic input output system BIOS

  • BIOSCMOSPOST

  • (POST)CPUBIOSCMOS

  • BIOS

  • BIOSBIOS

  • CMOSPress XXX to Enter SETUP Award bios DelCtrl+Alt+EscAmi bios DelEscPhoenix bios F2Ctrl+Alt+SMr bios EscCtrl+Alt+EscCompaq bios F10Dell bios Ctrl+Alt+Enter Ctrl+Alt+\Ctrl+InsertF2F10F12 Ctrl+F10Ctrl+Alt+F8 Ctrl+Alt+Esc

  • 1Standard CMOS Features (CMOS)2Advanced BI0S Features (BI0S)3Advanced Chipset Features ()4Integrated Peripherals ()5Power Management Setup ()6PnP/PCI Configurations (PCI)7PC Health Status (PC)8Frequency/Voltage Control ()9Load Fail-Safe Defaults ()10Load Optimized Defaults ()11Set Supervisor Password ()12Set User Password ()13Save & Exit Setup ()14Exit Without Saving ()

  • () () () () Esc Page Up- Page Down+ F1 F5 F6 F7 F1O CMOS SETUP

  • 1 Standard CMOS Features(CMOS)(1)Date(Mmddyy)() (2)Time(hhmmss)()(3)IDE Primary/Secondary Master/Slave IDE HDD Auto-Detection()IDE Primary Master(IDE) Auto Manual() None()IDE Primary SlaveIDE Secondary MasterIDE Secondary SlaveAccess Mode()CHSLARGE2.1GBLBA (Logical Block Addressing Mode)2.1GAuto

  • 1 Standard CMOS Features(CMOS)(4)Drive A/Drive B(5)Video()EGA/VGAEGAVGASEGASVGATVGAXGACGA40/80CGA40(CGA4025)CGA80(CGA8025)MONO--EGA/VGA(6)Halt On()POSTNo ErrorsBIOSAll ErrorsAllBut KeyboardBIOSAllBut DiskAllBut Keyboard/Disk

  • 2 Advanced BI0S Features(BI0S)(1)Virus Warning() (2)CPU Internal Cache/ External Cache (CPU/) CPU L1 & L2 CacheCPUCPU(L1)(L2)(3)CPU Hyper-Threading(CPU)Enabled

  • 2 Advanced BI0S Features(BI0S)(4)CPU L2 Cache ECC Checking(CPU)Enabled(5)Processor Number Feature(CPU)CPUEnabled(6)Quick Power On Self Test() Fast Boot()BIOSPOSTPOSTDisabled--Enabled()(7)First Boot Device()Floppy()FloppyLSZipHDD-OSCSICDROMHDD-1HDD-2--

  • 2 Advanced BI0S Features(BI0S)(8)Second/Third Boot Device(/)CDROM(9)Boot Other Device()Disabled(10)Swap Floppy Drive()Disabled(11)Boot Up Floppy Seek()Seek Floppy() Disabled --

  • 2 Advanced BI0S Features(BI0S)(12)Boot Up Numlock Status()ON(13)Gate A20 Option(A20)1MB(A2064KB)gate A20Fast(14)Typematic Rate Setting()Enabled()DisabledDisabled

  • 2 Advanced BI0S Features(BI0S)(15)Typematic Rate(Chars/sec)()1681012152024306(16)Typematic Relay (msec)()2505007501000250(17)Security Option()SetupCMOS SetupSystemCMOS SetupSetup

  • 2 Advanced BI0S Features(BI0S)(18)APIC Mode()APICAPICIRQEnabled(19)OS Select For DRAM>64MB(0S2)Non-OS2OS264MBOS2OS264M(20)HDD S.M.A.R.T Capability()S.M.A.R.T.(Self MonitoringAnalysisand Reporting Technology)Disabled(21)Small Logo Show()Full Screen LOGO Show(LOGO)Disabled

  • 3 Advanced Chipset Features()(1)DRAM Timing SelectableDRAM/SPDBy SPD()SPDBIOSManual(2)DRAM CAS Latency Time(DRAM)CAS# Latency(CAS)SDRAM1.5clock3clock2.5(3)DRAM Cycle Time Tras/Trc(SDRAM)7/9

  • 3 Advanced Chipset Features()(4)Active To Precharge Delay()Precharge Delay() (5)DRAM RAS-to-CAS Delay(DRAM)RAS# to CAS# Delay(RASCAS)DRAMCASRAS3-- BIOS(6)SDRAM RAS Precharge Time(DRAM)RAS# Precharge(RAS) CPURAS3

  • 3 Advanced Chipset Features()(7)DRAM Data Integrity Mode()ECCDRAMNon-ECC(8)Memory Frequency frequency () DRAM Frequency()Auto(9)System BIOS Cacheable(BIOS)BIOSBIOSEnabled--BIOS

  • 3 Advanced Chipset Features()(10)Video BIOSRAM Cacheable(BIOS)EnabledBIOSDisabledBIOS--BIOS(11)Memory Hole At 15M-16M(ISAl5MB-16MB)ISA14-16MB15-16MBDisabled(12)CPU Latency Timer(CPU)EnabledCPUDisabledCPU

  • 3 Advanced Chipset Features()(13)Delayed Transaction()EnabledISADisabled(14)AGP Graphics Aperture Size() On-chip Video Windows Size(128MB)AGP--(15)Delayed Transaction()Enabled()32(16)Delay Prior to Thermal()CPU481632 Min(17)On-chip Frame Buffer Size(VGA)VGA8M

  • 4 Integrated Peripherals()(1)On-Chip Primary/Secondary PCI IDE(/PCI IDE)/PCI IDEEnabledIDEDisable(2)IDE Primary/Secondary Master/Slave PIO(/IDE/PIO)IDE//PIOAuto0l234AutoBI0SPIO (3)IDE Primary/Secondary Master/Slave UDMA(/IDE/UDMA)//IDEUltra DMAUltra DMA()IDEAuto--UDMA(4)USB Controller(USB)USBEnabled(5)USB Keyboard Support(USB)USB(Enabled)(DOS)DisabledEnabled

  • 4 Integrated Peripherals()(6)USB Mouse Support(USB)USBEnabledDisabled(7)Init Display First()AGPPCIPCI Slot--(8)AC97 Audio(AC97)AC97AutoDisabledAuto(9)AC97 Modem(Modem)ModemAutoModemDisabledAuto(10)IDE HDD Block Mode(IDEHDD)IDEEnabledEnabled--IDE

  • 4 Integrated Peripherals()(11)POWER 0N Function()Mouse Left()Mouse Right()Password()Hot key()Keyboard()BUTTON Only()--(12)KB Power 0N Password()EnterEnterPOWER ON FunctionPassword(13)Hot Key Power ON()Ctrl-F12(CtrlF12)POWER ON FunctionHot key(14)Onboard FDC Controller()Floopy Disk Controller(Enabled)Enabled(15)Onboard Serial Port 1(1)Serial Port A(A)Auto: 1Disabled: 3F8/IRQ4/3F8/IRQ4

  • 4 Integrated Peripherals()(16)Onboard Serial Port 2(2)Serial Port B(B)(17)UART Mode Select(UART)UARTIrDAASKIRIrDA115.2KbpsASKIR57.6KbpsNormal(18)RxDTxD Active(/)IR/HiLo(19)IR Transmission Delay(IR)IREnabled(20)UR2 Duplex Mode()IR Duplex Mode(IR)UARTASKIRlrDAHalf

  • 4 Integrated Peripherals()(21)Use IR Pins(IR)IR Pin Select(IR)IRTxDRxDIR-Rx2Tx2(22)Onboard Paralled Port()Parallel Port()Disabled: /378/IRQ7(23)Paralled Port Mode()SPP(standard Parallel Port)()ECP(Extended Capabilities Port)EPP(Enhanced Parallel Port)ECP+EPP (24)EPP Mode Select(EPP)EPP Version(EPP)EPPEPP1.71.9EPP1.7

  • 4 Integrated Peripherals()(25)ECP Mode Use DMA(ECPDMA)ECPECP+EPP3(26)Game Port Address() Onboard Game Port()I/ODisabled20120920l(27)Midi Port Address(MIDI) Onboard Midi PortMidiI/OMIDIDisabled330300290330(28)Midi Port IRQ(MidiIRQ)Midi IRQ Select(MidiIRQ)MIDI5,1010

  • 5 Power Management Setup()Doze Mode()CPU1min/2min/4min/8min/12min/20min /30min/40min/60min/DisabledStandby Mode(),Suspend Mode()CPU,HDD Power Down(), 1-15minDisabledSCSI

  • 5 Power Management Setup()(1)ACPI Function()EnabledACPI(2)ACPI Suspend Type()S1(POS)CPU
  • 5 Power Management Setup()(4)Video off Method()V/H Sync+BlankDPMSBlank ScreenV/H Sync+BlankBlank Screen() DPMS()BIOSBlank Screen(5)Video off In Suspend()Yes(6)Suspend Type()Stop Grant(PwrOn Suspend(CPU)(7)MODEM Use IRQ()modem345791011NA3

  • 5 Power Management Setup()(8)Suspend Mode()Suspend Time Out()SuspendCPU0 MHz(CPU FANVideo off)11Disabled(9)HDD Power Down() (10)Soft-Off by PWRBTN()Power Button Function()PWR Button
  • 5 Power Management Setup()(11)Wake-Up by PCI Card(PCI) EnabledPCIPCIDisabled(12)Power On by Ring(MODEM)Enabled/MODEM-- Modem(13)Wake Up On Lan()Enabled(14)USB KB Wake Up From S3(USBS3)USBS3Enabled--(15)CPU Thermal-Throttling(CPU)CPUCPU12.5%87.5%12.5%50%

  • 5 Power Management Setup()(16)Resume by RTC Alarm()Enabled0Disabled--(17)Primary/Secondary IDE 0/l(IDE)/IDE 0/1IDEDisabled(16)FDDCOMLPT Port(FDDCOMLPT)IDEDisabled(19)PCI PIRQ[A-D]#DisabledPCIDisabled(20)PWRON After PWR-FailPower Again()Off

  • 6 PnP/PCI Configurations(PCI)(1)Reset Configuration Data()EnabledPnPESCDESCDDisabled()(2)Resources Controlled By()ManualPnPIRODMAPCI/ISA(PnPPnP)AutoISAPCIPnPAutoBIOSAuto(ESCD)(3)PCI/VGA Palette Snoop(PCI/VGA)VGAISAVGA(Disabled)(4)Assign IRQ For USBVGAUSBIRQEnabled(5)INT Pin 18 AssignmentPCI(IRQ)auto

  • 7 PC Health Status(PC)(1)Shutdown Temperature(2)CPU Warning TemperatureCPU Critical Temperature(CPU)(3)Chassis Open WarningChassis Intrusion Detect()(4)System Component CharacteristicsCPU Vcore(CPU)Voltage Battery()Current System Temp()Current CPU Temp(CPU)CPU fan speed(CPURPMs)Chassis FAN Speed(RPMs)Power FAN Speed(RPMs)

  • 8 Frequency/Voltage Control()(1)CPU Clock Ratio(CPU)CPU Ratio Selection(CPU)CPUCPUCPU--BIOSCPU(2)Auto Detect DIMM/PCI Clk (DIMM/PCI)EnabledDIMMPCIDIMMPCI(3)Spread Spectrum()Disabled(4)CPU Host/PCI ClockCPU HostPCI Clock(5)CPU HOST/PCI Clock/PCI33(CPU/PCI/PCI33)CPUDefaultCPUAGPPCI--BIOSCPU

  • 9 9 Load Optimized Defaults()Load 0ptimized Defaults (Y/N)YEnter10 Load Fail-Safe Defaults()BIOSSTANDARD CMOS SETUPLoad Fail-Safe Defaults (Y/N)?YENTERBIOS

  • 11 11 Set Supervisor Password ()BIOS SETUPEnterBIOSPASSWORD DISABLED12Set User Password()Advanced BIOS FEATURESSETUPSecurity OptionSystem

  • 13 13Save & Exit Setup()YEnterRTCCMOSSRAMSetup UtilityNEsc14Exit Without Saving()YEnterSetup UtilityNEsc

  • BIOSCMOSCMOSBIOSCMOSBIOSLoad Fail-Safe Defaults()BIOS

  • BIOS(1)Flash ROMFlash BIOS BIOS(Save Current BIOS To File) BIOS(Update BIOS Block From File) (Advanced Features) (2)BIOSInternetBIOSBIOSBIOS(3)Flash ROM(EnableWrite)(4)(5)BIOSBIOSBIOSBIOSBIOSBIOS (6)Flash EEPROM (7)BIOSBIOS

  • BIOS

  • AMI BIOS 12