background image

NF720D A2G+ BIOS M anual 

 

21 

IRQ3/4/5/7/9/10/11/14/15 

These items will allow you to assign each system interrupt a type, depending on the 
type of device using the interrupt.    The option “Available” means the IRQ is going 
to assign automatically. 
Options:   

Available (Default) / Reserved 

 

DM A Channel 0/1/3/5/6/7 

These items will allow you to assign each DMA channel a type, depending on the 
type of device using the channel.  The option “ Available” means the channel is 
going to assign automatically. 
Options:   

Available (Default) / Reserved 

 

Reserved Memory  Size 

This item allows BIOS to reserve cert ain memory size for speci fic PCI device. 
Options:   

Disabled (Default) / 16K / 32K / 64K 

 

PCI Express Configuration 

BIOS SETUP UTILITY

PCIPnP

vxx.xx (C)Copyright 1985-200x, American Megatrends, Inc.

Select Screen
Select Item
Change Option
General Help
Save and Exit
Exit

+-
F1
F10
ESC

Enable/Disable
PCI Express L0s and
L1 link power
states.

PCI Express Configuration

Active State Power-Management[Disabled]

 

Active State  Power-Management 

This item sets the ASPM configuration  for the PCI Express devices b efore the 
operating system boots.    This function is for OS which does not support ASPM. 
Options:   

Disabled (Default) / Enabled 

Summary of Contents for NF720D A2G PLUS - BIOS

Page 1: ...NF720D A2G BIOS Manual i BIOS Setup 1 1 Main Menu 3 2Advanced Menu 7 3 PCIPnP Menu 19 4 Boot Menu 22 5 Chipset Menu 24 6 Performance Menu 26 7 Exit Menu 34...

Page 2: ...ord 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 supp...

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

Page 4: ...t 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 Configuration Ve...

Page 5: ...10 ESC DISABLED disables the integrated IDE Controller ENABLED enables the integrated IDE Controller IDE Confuguration OnChip S ATA Controller Enabled SATA Mode Select SATA Mode Change the AHCI DID fo...

Page 6: ...ted to the system Primary IDE Master LBA Large Mode Auto Block Multi Sector Transfer Auto PIO Mode Auto DMA Mode Auto S M A R T Auto 32Bit Data Transfer Enabled Device Type Auto The BIOS detects the i...

Page 7: ...nabled 32Bit Data Transfer Enable 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...

Page 8: ...nction USB Configuration AUDIO Configuration Onboard LAN Configuration CPU Configuration SuperIO Configuration Hardware Health Configuration Smart Fan Configuration Power Configuration Exit CPU Config...

Page 9: ...ng system at boot up or not Options Enabled Default Disabled SuperIO Configuration BIOS SETUP UTILITY Advanced vxx xx C Copyright 1985 200x American Megatrends Inc Select Screen Select Item Change Opt...

Page 10: ...Parallel port as Extended Capabilities Port ECP EPP Using Parallel port as ECP EPP mode Parallel Port IRQ Thisitem allows you to select the IRQ for the onboard parallel port Options IRQ7 Default IRQ5...

Page 11: ...T Voltage DDR Voltage 5VSB VBAT BIOS SETUP UTILITY vxx xx C Copyright 1985 200x American Megatrends Inc Select Screen Select Item Change Option General Help Save and Exit Exit F1 F10 ESC Enables Hardw...

Page 12: ...o Fan Ctrl On C Fan Ctrl Start value Fan Ctrl Sensitive o CPU Smart Fan Thisitem allows you to control the CPUSmart Fan function Options Disabled default Auto 4 Pin 3 Pin Smart Fan C alibration Choose...

Page 13: ...Copyright 1985 200x American Megatrends Inc Select Screen Select Item Go to Sub Screen General Help Save and Exit Exit Enter F1 F10 ESC Chipset ACPI related Configuration settings Power Configuration...

Page 14: ...mer Width 24 bits Options Disabled Enabled SouthBridge ACPI HPET TABLE Options Enabled Default Disabled ACPI PM Timer Width Options 24 bits Default 32 bits Suspend mode The item allows you to select t...

Page 15: ...t operates without a keyboard monitor or mouse To run in headless mode both BIOS and operating system e g WindowsServer 2003 must supportheadless operation Options Disabled Default Enabled WOL From So...

Page 16: ...pyright 1985 200x American Megatrends Inc Select Screen Select Item Change Option General Help Save and Exit Exit F1 F10 ESC USB Configuration USB Devices Enabled Module Version 2 24 2 13 4 USB 1 1 Co...

Page 17: ...B 1 1 12Mbps BIOS EHCI Hand Off This item allows you to enable support for operating systems without an EHCI hand off feature Options Enabled Default Disabled USB Mass Storage Dev ice Configuration BI...

Page 18: ...Copyright 1985 200x American Megatrends Inc Select Screen Select Item Change Option General Help Save and Exit Exit F1 F10 ESC Internal codec is included in chipset it is for HDMI AUDIO function Exte...

Page 19: ...F10 ESC Control onboard Lan on off Onboard LAN Configuration Onboard LAN Auto Onboard Lan Boot ROM Disabled MAC ID Information Onboard LAN Thisoption allows youto control the onboard LAN controller Op...

Page 20: ...t 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 32 Allocate IRQ...

Page 21: ...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 Access transfers Options Enabled Default Di...

Page 22: ...Available 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 SETUP U...

Page 23: ...ot Device Priority Exit Boot Device Priority Items in this sub menu specify the boot device priority sequence from the available devices The number of device items that appears on the screen depends o...

Page 24: ...ling this option will cause an abridged version of the Power On Self Test POST to execute after you power on the computer Options Enabled Default Disabled AddOn ROM Display Mode Thisitem sets the disp...

Page 25: ...American Me gatrends Inc S elect Screen S elect Item C hange Option G eneral Help S ave and Exit E xit F1 F10 ESC Advanced Chips et Settings WARNING Setti ng wrong values in below sections may c ause...

Page 26: ...NF720D A2G BIOS Manual 25 Iso Flow Control Options Disabled Default Enabled Hi Priority Channel Options Enabled Default Disabled Display Refresh Options Enabled Default Disabled...

Page 27: ...oot Chipset Performance vxx xx C Copyright 1985 200x American Me gatrends Inc S elect Screen S elect Item G o to Sub Screen G eneral Help S ave and Exit E xit Enter F1 F10 ESC Performance Se ttings WA...

Page 28: ...nge Option G eneral Help S ave and Exit E xit F1 F10 ESC Options T CPU Ov er Voltage Thisitem allows you to select CPU Voltage Control Options StartUp Default 3 3 6 6 10 0 Chipset Over Voltage Thisite...

Page 29: ...U TILITY vxx xx C Copyright 1985 200x American Me gatrends Inc S elect Screen S elect Item C hange Option G eneral Help S ave and Exit E xit F1 F10 ESC Memory Configu ration Bank Interleav ing Aut o...

Page 30: ...ATLVID Thisitem enables or disables the MemClkTristate function in C3 Mode Options Disabled Default Enabled Memory Hole Remapping This item allows you to enable or disable the remapping of the overlap...

Page 31: ...Spe ctrum D isabled S elect Screen S elect Item C hange Option G eneral Help S ave and Exit E xit F1 F10 ESC Options Disabled Enabled CPU LDT Spread Spectrum Thisitem allows you to control the CPU LDT...

Page 32: ...sabled Core FID x 12 0 2400MHz Core VID 1 2500 V Core DID D ivided by 1 NB FID 2 000 MHz NB VID 1 2500 V S elect Screen S elect Item C hange Option G eneral Help S ave and Exit E xit F1 F10 ESC Tells...

Page 33: ...an interval of 200MHz differed by CPU NB VID for AM2 CPU Thisitem allows you to select the voltage of NB chip Options 0 0125V 1 5500V differed by CPU CPU Frequency MHz Thisitem allows you to select t...

Page 34: ...ock Mode Thisitem allows you to control the Memory Clock Options Auto Default Limit Manual MemClock Value Options 200MHz Default 266 MHz 333 MHz 400 MHz 533 MHz with AM2 CPU MCP PCI Express Frequency...

Page 35: ...sed for this operation Exit Options Security Setti ngs 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 configurati...

Page 36: ...oot 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...

Page 37: ...Boot 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 writ...

Reviews: