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P31B-A7 BIOS M anual 

 

PCI Bus Support 

T his AMI BIOS also supports Version 2.3 of the Intel PCI (Peripheral Component 
Interconn ect) local bus speci fication. 

DRAM S upport 

DDR2 SDRAM (Double Data Rate II Synchronous DRAM) is supported. 

Supported CP Us 

T his AMI BIOS supports the Intel CPU. 

Using Setup 

When starting up the computer, press 

<Del>

 during the 

Power-On Self-Test 

(POST)

 to enter the BIOS setup utility. 

In the BIOS setup utility, you will see 

General Help

 description at the top right 

corner,  and this is providing  a  brief 
description of  the selected  item. 

 

Navigation Keys

 for that particular menu 

are at the bottom right corner, and you can 
use these keys to select item and ch ange 
the settings. 
 
 
 

Notice 

z

 

T he default BIOS settings apply for most conditions to ensure optimum performan ce 
of the motherboard.  If the system becomes unstable after changing any settings, 
please load the default settings to ensure system’s compatibility and stability.    Use 
Load Setup Default under the Exit Menu. 

z

 

For better system perform ance, the BIOS  firmware is being continuously updated. 
T he BIOS information described in this manual is for your reference only. The actual 
BIOS information and settings on board may be slightly different from this manual. 

z

 

T he content of this manual is subject to be chang ed without notice.    We will not be 
responsible for any mistakes found in this user’s manual and any system damage that 
may be caused by wrong-settings. 

G eneral  Hel p

Navi gati on Keys

Summary of Contents for P31B-A7 - BIOS

Page 1: ...P31B A7 BIOS Manual i BIOS Setup 1 1 Main Menu 3 2Advanced Menu 7 3 PCIPnP Menu 18 4 Boot Menu 22 5 Chipset Menu 24 6 Performance Menu 28 7 Exit Menu 30...

Page 2: ...rd protection or chipset fine tuning options are also included in BIOS The rest of this manual will to guide you through the options and settings in BIOS Setup Plug and Play Support ThisAMI BIOS suppo...

Page 3: ...can use these keys to select item and change the settings Notice z The default BIOS settings apply for most conditions to ensure optimum perf ormance of the motherboard If the system becomes unstable...

Page 4: ...Save and Exit Exit Tab F1 F10 ESC Use ENTER TAB or SHIFT TAB to select a field Use or to configure system Time System Overview AMI BIOS System Memory 00 00 System Date Tue 01 01 2008 Floppy A IDE Conf...

Page 5: ...IDE C onfuguration Con figure SATA C hannels Before PATA Leg acy IDE Chann els SATA Pri PA TA Sec SAT A1 DEVICE Hard Disk Write Pr otect Disabled IDE D etect Time Ou t Sec 35 SATA2 D EVICE SATA3 D EV...

Page 6: ...Devic e Type Auto Options Not Installed Auto CD D VD ARMD The BIOS detects the information and values of respective devices and these information and values are shown below to the name of the sub menu...

Page 7: ...le or disable 32 bit data transfer Options Enabled Default Disabled Hard Disk Write Protect Disable or enable device write protection This will be effective only if the device is accessed through BIOS...

Page 8: ...to malfunction USB Configuration SuperIO Configuration Hardware Health Configuration Smart Fan Configuration Power Configuration CPU Configuration Exit CPU Configuration Thisitem shows the CPU inform...

Page 9: ...Enabled Execute Disable Bit Capability Thisitem allows you to configure the Execute Disabled Bit function which protects your system from buffer overflow attacks Options Enabled Default Disabled PECI...

Page 10: ...ler FDC installed on the system board and you wish to use it If you installed another FDC or the system uses no floppy drive select disabled in this field Options Enabled Default Disabled Serial Port1...

Page 11: ...rd PowerOn is set Specific Key Stroke Keys Selected Thisitem will show only when Keyboard PowerOn is set Stroke Key Options Ctrl F1 Default Wake Key Power Key Ctrl F2 Ctrl F3 Ctrl F4 Ctrl F5 Ctrl F6 M...

Page 12: ...ge 5V SB BIOS S ETUP UTILITY vxx xx C C opyright 198 5 200x Amer ican Megatre nds Inc S elect Screen S elect Item C hange Option G eneral Help S ave and Exit E xit F1 F1 0 ES C Options Disa bled Enab...

Page 13: ...Auto CPU Smart Fan Thisitem allows you to control the CPUSmart Fan function Options Disabled Default Auto Smart Fan C alibration Choose this item and then the BIOS will auto test and detect the CPU S...

Page 14: ...Resume Ev ent Controls Suspe nd mode S1 POS ACPI Version Featu res ACPI v1 0 ACPI APIC support Enabled AMI O EMB table Enabled Headl ess mode Disabled Energ y Lake Featur e Disabled APIC ACPI SCI IRQ...

Page 15: ...MB table in the Root System Description Table RSD T table Options Enabled Default Disabled Headless mode This is a server specif ic feature A headless server is one that operates without a keyboard mo...

Page 16: ...bled a PME signalfrom PCI card returns the system toFull ON state For this function to work you may need a LAN add on card which supports the Wake on LAN function Set the Wake on LAN WOL jumper on mot...

Page 17: ...f iguration Options Disa bled Enab led Auto Legacy USB Support This item determines if the BIOS should provide legacy support for USB devices like the keyboard mouse and USB drive This is a useful fea...

Page 18: ...s for the USB mass storage device after start unit command USB Mass Storage Device Configuration USB Mass Storage Reset Delay 20 Sec Emulation Type Auto Device USB Mass Storage Reset Delay Thisitem al...

Page 19: ...F1 F10 ESC Clear NVRAM during System Boot Advanced PCI PnP Settings WARNING Setting wrong values in below sections may cause system to malfunction Plug Play O S No PCI Latency Timer 64 Allocate IRQ t...

Page 20: ...ows such snooping to take place Options Disabled Default Enabled PCI IDE BusMaster Thisitem is a toggle for the built in driver that allows the onboard IDE controller to perform DMA Direct Memory Acce...

Page 21: ...Default Reserved Reserved Memory Size Thisitem allows BIOS to reserve certain memory size for specific PCI device Options Disabled Default 16K 32K 64K PCI Express Configuration BIOS S ETUP UTILITY PC...

Page 22: ...Aut o PCIE Port 4 Aut o PCIE Port 5 Aut o PCIE High Pr iority Port Dis abled PCIE Port 0 IOxAPIC Enable Dis abled PCIE Port 1 IOxAPIC Enable Dis abled PCIE Port 2 IOxAPIC Enable Dis abled PCIE Port 3...

Page 23: ...appears on the screen depends on the number of devices installed in the system Hard Disk Drives The BIOS will attempt to arrange the hard disk boot sequence automatically You can also change the booti...

Page 24: ...ot Enabled Options Disa bled Enab led Quick Boot Enabling this option will cause an abridged version of the Power On Self Test POST to execute after you power up the computer Options Enabled Default D...

Page 25: ...that setting inappropriate values in items of this menu may cause system tomalfunction BIOS S ETUP UTILITY Main Advanced PCIPnP Boot Chips et Perfo rmance vxx xx C C opyright 198 5 200x Amer ican Mega...

Page 26: ...the remapping of the overlapped PCI memory above the total physical memory Only 64 bit OS supports this function Options Enabled Default Disabled Memory Hole You can reserve this area of system memory...

Page 27: ...troll er E nabled SLP_S4 Min A ssertion Width 1 to 2 seconds USB Functions 8 USB Ports MAC ID Informa tion Options Disabled 2 USB Ports 4 USB Ports 6 USB Ports 8 USB Ports USB Functions The item deter...

Page 28: ...Rom Thisitem allows you to select the Onboard LAN Boot ROM Options Disabled Default Enabled MAC ID Information Thisitem shows the LAN MAC ID SMBUS Controller ThisBIOS feature controls the I O buffers...

Page 29: ...Advan ce Performanc e Settings WARNI NG Setting w rong values in below sec tions may cause system to m alfunction CPU F requency Sett ing 200 PCIE Clock By Auto CPU V oltage Default FSB V oltage Defau...

Page 30: ...l Options Default Default 0 1V 0 2V 0 3V DRAM Frequency Thisitem allows you to control the Memory Clock Options Auto Default DDR2 533Mhz DDR2 667Mhz DDR2 800Mhz Configure DRAM Timing by SPD Options En...

Page 31: ...can be used for this operation Exit Options Save Changes a nd Exit Discard Change s and Exit Discard Change s Load Optimal D efaults Security Exit Save Changes and Exit Save all configuration changes...

Page 32: ...ot Sector Vi rus Protection Dis abled Exit Change SupervisorPassword Setting the supervisor password will prohibit everyone except the supervisor from making changes using the CMOS Setup Utility You w...

Page 33: ...oot Sector Virus Protection This option allows you to choose the VIRUS Warning feature that is used to protect the IDE Hard Disk boot sector If this function is enabled and an attempt is made to write...

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