N68S3B BIOS Manual BIOS Setup Introduction T he purpose of this manual is to describe the settings in the AMI BIOS Setup program on this motherboard. The Setup program allows users to modify the basic system configuration and save these settings to CMOS RAM. T he power of CMOS RAM is supplied by a battery so that it retains the Setup information when the power is turned off.
N68S3B BIOS Manual 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 DDR3 SDRAM (Double Data Rate III Synchronous DRAM) is supported. Supported CP Us T his AMI BIOS supports the AMD CPU .
N68S3B BIOS Manual 1 Main Menu Once you enter AMI BIOS Setup Utility, the Main Menu will appear on the screen providing an overview of the basic system inform ation. BIOS SETUP UTILITY Main Advanced PCIPnP Boot Chipset Performance Exit System Overview Use [ENTER], [TAB] or [SHIFT-TAB] to...
N68S3B BIOS Manual IDE Configuration T he BIOS will automatically detect the presence of ID E/SAT A devices. There is a sub-menu fo r each IDE/SAT A device. Select a device and press <Enter> to enter the sub-menu of detailed options. BIOS SETUP UTILITY Main IDE Configuration...
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N68S3B BIOS Manual nVidia RAID Setup BIOS SETUP UTILITY Chipset RAID Setup Options nVidia RAID Function [Disabled] abled SATA 1 Raid [Disabled] Enabled SATA 2 Raid [Disabled] Select Screen Select Item Enter Update General Help Save and Exit Exit vxx.xx (C)Copyright 1985-200x, American Megatrends, Inc. nVidia RAID Function T his item allows you to activate RAID function.
N68S3B BIOS Manual T he BIOS detects the information and values of resp ective devices, and these information and values are shown below to the name of the sub-menu. Type Select the type of the IDE/SAT A drive. Options: Auto (Default) / CDROM / ARMD / Not Installed LBA/Large Mode Enable or disable the LBA mode.
N68S3B BIOS Manual 2 Advanced Menu T he Advanced Menu allows you to configu re the settings of CPU, Super I/O, Power Management, and other system devices. Notice Beware of that setting inappropriate values in items of this menu may cause system to malfunction.
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N68S3B BIOS Manual GART Error Reporting T his option should remain disabled for the normal operation. T he driver eveloper may enable it for testing purpose. Options: Disabled (Default) / Enabled Microcode Update T his item allows you to enable or disable Microcode Update function. Options: Enabled (Default) / Disabled Secure Virtual Machine Mode...
N68S3B BIOS Manual SuperIO Configuration BIOS SETUP UTILITY Advanced Configure ITE8718 Super IO Chipset Allows BIOS to Enable or Disable Floppy Onboard Floppy Controller [Enabled] Controller Parallel Port Address [378] Parallel Port Mode [Normal] Parallel Port IRQ [IRQ7] Keyboard PowerOn [Disabled] Mouse PowerOn [Disabled]...
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N68S3B BIOS Manual Parallel Port IRQ T his item allows you to select the IRQ for the onboard parallel port. Options: IRQ7 (Default) / IRQ5 / Disabled Keyboard Pow erOn T his item allows you to control the keyboard power on function. Options: Disabled (Default) / Specific Key / Stroke Key / Any Key Specific Key Enter...
N68S3B BIOS Manual Hardware Health Configuration T his item shows the system temperature, fan speed, and voltage information. BIOS SETUP UTILITY Advanced Hardware Health Configuration Enables Hardware Health Monitoring H/W Health Function [Enabled] Device. Shutdown Temperature [Disabled] CPU Temperature SYS Temperature CPU FAN Sytem1 FAN CPU Voltage...
N68S3B BIOS Manual Smart Fan Configuration BIOS SETU P U TILITY Advan ced Smart Fan Conf iguration When you choice [Auto] ,[3Pin] or [4Pin], CPU Smart Fan [Dis abled] please run the Smart Fan Cali bration calibration to define Control Mode the Fan parameters for Fan Ctrl OFF( C) Smart Fan control...
N68S3B BIOS Manual Fan Ctrl Start Value When CPU/System temperature arriv es to the set value, the CPU/System fan will work under Smart Fan Function mode. Options: 0~127 (With the interval of 1) Fan Ctrl Sensitive Increasing the value will raise the speed of CPU/System fan. Options: 1~127 (With the interval of 1) Power Configuration...
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N68S3B BIOS Manual ACPI APIC support T his item is used to enable or disable the motherboard's APIC (Advan ced Programmable Interrupt Controller). T he APIC provides multiprocessor support, more IRQs and faster interrupt handling. Options: Enabled (Default) / Disabled AMI OEMB table Set this value to allow the ACPI BIOS to add a pointer to an OEMB table in the Root System Description T able (RSD T ) table.
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N68S3B BIOS Manual Resume On PCI PME# When you select Enabled, a PME signal from PCI card returns the system to Full 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 motherboard to enable i f applicable.
N68S3B BIOS Manual USB Configuration T his item shows the USB controller and using USB device information. BIOS SETUP UTILITY Advanced USB Configuration Enables support for legacy USB. AUTO Module Version - 2.24.5-13.4 option disables legacy support if USB Devices Enabled: no USB devices are connected.
N68S3B BIOS Manual USB Mass Storage Dev ice Configuration BIOS SETUP UTILITY Advanced USB Mass Storage Device Configuration Number of seconds POST waits for the USB Mass Storage Reset Delay [20 Sec] USB mass storage device after start Device # unit command.
N68S3B BIOS Manual 3 PCIPnP Menu T his section describes con figuring the PCI bus system. PCI, or Personal Computer Interconn ect, is a system which allows I/O devices to operate at speeds nearing the speed o f the CPU itself uses when communicating with its own special components. Notice Beware of that setting inappropriate values in items of this menu may cause system to malfunction.
N68S3B BIOS Manual PCI Latency Timer T his item controls how long a PCI device can hold the PCI bus bef ore another takes over. T he longer the latency, the longer the PCI device can retain control of the bus before handing it over to another PCI device.
N68S3B BIOS Manual PCI Resource BIOS SETUP UTILITY PCIPnP PCI Resource Available: Specified IRQ is available to be IRQ3 [Available] used by PCI/PnP IRQ4 [Available] devices. IRQ5 [Available] Reserved: Specified IRQ7 [Available] IRQ is reserved for IRQ9 [Available] use by Legacy ISA IRQ10 [Available] devices.
N68S3B BIOS Manual Maximum Read Request Size T his item sets Maximum Read Request Size of Pci Express Devi ce or allows System BIOS to select the value. Options: Auto (Default) / 128 Bytes / 256 Bytes / 512 Bytes / 1024 Bytes / 2048 Bytes / 4096 Bytes Active State Power-Management T his item sets the ASPM configuration for the PCI Express devices b efore the...
N68S3B BIOS Manual 4 Boot Menu T his menu allows you to setup the system boot options. BIOS SETUP UTILITY Main Advanced PCIPnP Boot Chipset Performance Exit Boot Settings Configure Settings during System Boot. > Boot Settings Configuration > Boot Device Priority >...
N68S3B BIOS Manual Full Screen LOGO Show T his item allows you to enable/disable Full Screen LOGO Show function. Options: Enabled (Default) / Disabled AddOn ROM Display Mode T his item sets the display mode for option ROM. Options: Force BIOS (Default) / Keep Current Bootup Num-L ock Selects the NumLock State after the system switched on.
N68S3B BIOS Manual Removable Drives T he BIOS will attempt to arrange the removable drive boot sequence automatically. You can also change the booting sequence. The number of device items that appears on the screen depends on the number of devices installed in the system. Options: Floppy Disks / Zip100 / USB-FDD0 / USB-FDD1 / USB-ZIP0 / USB-ZIP1 / LS120...
N68S3B BIOS Manual 5 Chipset Menu T his submenu allows you to configure the speci fic features of the chipset installed on your system. T his chipset manage bus speeds and access to system memory resources, such as DRAM. It also coordinates communications with the PCI bus. BIOS SETUP UTILITY Main Advanced...
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N68S3B BIOS Manual Primary Graphics Adapter T his item allows you to select Primary Graphics Adapter Options: PCI Express → PCI -→ IGP (Default) / IGP → PCI → PCI Express OnChip and PCIe VGA selection T his item allows you to select OnChip or PCIe VGA to display Options: Disable Onchip VGA if have PCIe VGA (Default) / Both exist and OnChip VGA by frame bu ffer select...
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N68S3B BIOS Manual Hyper Transport M CP68 Configuration BIOS SETUP UTILITY Chipset Hyper Transport MCP68 Configuration MCP68(SB) to K8(CPU) frequency selection MCP68(SB)to K8(CPU)Freq Auto [Enabled] by CPU capability MCP68(SB)to K8(CPU)Freqency [800 MHZ] MCP68(SB)to K8(CPU)LinkWidth [16 Select Screen Select Item Enter Go to Sub Screen General Help Save and Exit...
N68S3B BIOS Manual 6 Performance Menu T his submenu allows you to change voltage and clock of various devices. (Howev er, we suggest you use the default setting. Changing the voltage and clock improperly may damage the device.) Notice Beware of that setting inappropriate values in items of this menu may cause system to malfunction.
N68S3B BIOS Manual PCIE/S ATA Spread Spectrum T his item allows you to control PCIE/SA T A Spread Spectrum fun ction. Options: Enabled (Default) / Disabled CPU Voltage T his item allows you to select CPU Voltage Control. Chipset Voltage T his item allows you to select Chipset Voltage Control.
N68S3B BIOS Manual DRAM Timing Configuration BIOS SETUP UTILITY Performance DRAM Timing Configuration Select the DRAM Frequency programming Memory Clock Mode [Auto] method. If Auto, Memclock Value [Auto] the DRAM speed will DRAM Timing Mode [Auto] be based on SPDs. If Limit, the DRAM spe will not exceed the Memory CLK...
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N68S3B BIOS Manual Options: Auto (Default) / 5~12 CLK tR TP Options: Auto (Default) / 4~7 CLK TR AS Options: Auto (Default) / 15~30 CLK TR C Options: Auto (Default) / 12~42 CLK Options: Auto (Default) / 5~8 / 10 / 12 CLK TR RD Options: Auto (Default) / 4~7 CLK...
N68S3B BIOS Manual Memory Configuration BIOS SETUP UTILITY Performance Memory Configuration Enable Bank Memory Interleaving Bank Interleaving [Auto] Channel Interleaving [XOR of Address bit] Enable Clock to All DIMMs [Disabled] MemClk Tristate C3/ATLVID [Disabled] Memory Hole Remapping [Enabled] DCT Unganged Mode [Always] Power Down Enable [Disabled]...
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N68S3B BIOS Manual MemClk Tristate C3/ATLVID T his item enables or disables the MemClk T ristate function in C3 Mode. Options: Disabled (Default) / Enabled Memory Hole Remapping T his item allows you to enable or disable the remapping of the overlapped PCI memory above the total physical memory.
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N68S3B BIOS Manual AMD Overclocking Configuration BIOS SETUP UTILITY Performance AMD Overclocking Configuration Tells BIOS whether to use the setup options Custom P-States [Disabled] below this to Core FID [x15.5 3100MHz] configure the Core DID [Divided by 1] P-States, or whether NB FID [1600 MHz] to configure the...
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N68S3B BIOS Manual NB VID T his function allows you to adjust the voltage of NB chip. NB DID T his is the NB Divider. Options: Divided by 1 (Default) / Divided by 2...
N68S3B BIOS Manual 7 Exit Menu T his menu allows you to load the optimal default settings, and save or discard the changes to the BIOS items. BIOS SETU P U TILITY Main Advan ced PCIPnP Boot Chipset Performance Exit Exit Options Exit system setup after saving the...
N68S3B BIOS Manual Security T his sub-menu allows you to provide/revise supervisor and user password. BIOS SETU P U TILITY Exit Security Setti ngs Install or Change the password. Supervisor Pas sword :Not Installe d User Password :Not Installe d Change Supervi sor Password User Access Le vel [Ful l Access]...
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N68S3B BIOS Manual Boot Sector Virus Protection T his option allows you to choose the VIRUS Warning feature that is used to protect the IDE H ard Disk boot sector. If this fun ction is enabled and an attempt is made to write to the boot sector, BIOS will display a warning message on the screen and sound an alarm beep.