Advantech AIMB-221 manual Entering Setup, Cmos RAM Auto-backup and Restore

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3.1.2CMOS RAM Auto-backup and Restore

The CMOS RAM is powered by an onboard button cell battery. When you finish BIOS setup, the data in CMOS RAM will be automatically backed up to flash memory. If operation in harsh industrial environments causes a soft error, the BIOS will check the data in CMOS RAM and automatically restore the original data from flash mem- ory to CMOS RAM for booting.

Note! To change the CMOS setting without restoring the previous backup, press "DEL" within two seconds of the "CMOS checksum error..." mes- sage appearing and then use the "Setup" screen to modify the configu- ration. If the "CMOS checksum error..." message appears again and again, please check to see if you need to replace the battery in your sys- tem.

Note! ATI SB600 cannot restore system date and time, once the CMOS is cleared.

3.2Entering Setup

Turn on the computer and press <Del> to enter the BIOS setup.

Figure 3.1 Award BIOS Setup initial screen

Chapter 3 Award BIOS Setup

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AIMB-221 User Manual

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Contents AIMB-221 Message to the Customer Copyright AcknowledgementsDeclaration of Conformity AIMB-221 Memory Tested for Compatibility Memory CompatibilityProduct warranty Initial Inspection Contents Award Bios Setup Advanced Chipset Features screen Chipset Software Installation Utility VGA Setup71 Chapter Introduction FeaturesSpecifications SystemMemory Input/Output Jumpers and ConnectorsIndustrial features Mechanical and environmental specificationsChapter Board Layout Jumper and Connector LocationsAMD M690E AIMB-221 Block DiagramLabel Function How to set jumpers Safety Precautions Jumper SettingsCmos clear JCMOS1 Watchdog timer output JWDT1ATX/AT mode selector JPSON1 Cache Memory Memory Installation ProceduresProcessor Installation System MemoryID SEL PCI Bus Routing TableMINIPCI1 Routing AD28 / #INTE / #INTF PCI#IDSELAD28 Connecting Peripherals Primary IDE1 IDE Connector IDE1 Connecting PeripheralsPIN DVI2 OptionalConnecting Peripherals Front Panel Connectors JFP1, JFP2, JFP3 JFP1 ATX Soft Power Switch JFP1Reset Connector JFP1 External Speaker JFP2HDD LED Connector JFP2 SM Bus Connector JFP2 PIN6,8JFP2 JFP3 Power LED and keyboard lock connector JFP3JPSON1 ATX/AT Mode Selector JPSON1COM5 Serial Port Header COM 3/4/5/6COM3 COM4CPUFAN1 CPU Fan Connector CPU Fan1System Fan SYSFAN1, SYSFAN2 SYSFAN1SYSFAN2 Parallel Port LPT1 LPT1 JSETCOM1 JSETCOM2 JSETCOM2RS-422 GPIO1 GPIO1HDMI1 VGA1 VGA HdmiLAN1USB12 14 LAN1USB12LAN2USB34 15 LAN2USB34USB56 16 USB56USB78 17 USB78AUDIO1 AudioFPAUD1 FPAUD1SPKOUT1 SPKOUT1Serial ATA Interface SATA1, SATA2, SATA3, SATA4 SATA1 SATA2 SATA3 SATA4 SATA2INV1 22 INV1TVOUT1 23 VGA2 TV-Out OptionalRight click the grey TV icon and select the display mode Lvds LVDS1 JLVDS1 Lvds Power Jumper JLVDS1Page Award Bios Setup Bios Setup program Cmos RAM Auto-backup and Restore Entering SetupIDE channel 0/1 Master/Slave Standard Cmos SetupDate TimeAdvanced Bios Features VideoHalt On First/Second/Third Boot Device CPU FeaturesHard Disk Boot Priority Quick Power On Self TestTypematic Delay msec Boot Up Floppy SeekBoot Up NumLock Status Typematic Rate SettingMemory Hole At 15M-16M Advanced Chipset FeaturesDvmt / Fixed Memory Size Dvmt ModeIntegrated Peripherals On-Chip Frame Buffer SizeSata Mode IDE HDD Block ModeIDE DMA Transfer Access IDE Primary Master/Slave PIO/UDMA Mode AutoAward Bios Setup On board LAN2 ROM Legacy mode supportOn board LAN1 ROM Onboard LAN2 ControlPower Management Setup PowerOn by Modem Suspend ModeHDD Power Down PowerOn by LANPnP/PCI Configurations PC Health Status Spread Spectrum Frequency / Voltage ControlPlease Enter Your Password Password SettingExit Without Saving Save & Exit SetupPage Chipset Software Installation Utility VGA Setup Before you begin Chipset Software Installation Utility and VGA Setup Windows XP Driver Setup Chipset Software Installation Utility and VGA Setup Page Chipset Software Installation Utility and VGA Setup Page Chipset Software Installation Utility and VGA Setup Page LAN Configuration Win XP Driver Setup LAN InstallationLAN Configuration Click Finish to complete the installation AC97 Audio Setup Windows XP Driver Setup AC97 AC97 Audio Setup Page Appendix a Watchdog timer overview Reset/Interrupt selectionProgramming the Watchdog Timer Appendix a Programming the Watchdog Timer Example Programs Table A.1 Watchdog timer registersAppendix a Programming the Watchdog Timer Page Appendix a Programming the Watchdog Timer Page Appendix a Programming the Watchdog Timer