Biostar NF520-A2 - BIOS SETUP Manual
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Biostar NF520-A2 - BIOS SETUP Manual

Biostar NF520-A2 - BIOS SETUP Manual

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NF520-A2 TE/NF520-A2 SE/NF520-A2 BIOS Setup
BIOS Setup ................................................................................................ 1
1 Main Menu ............................................................................................. 3
2 Standard CMOS Features..................................................................... 7
3 Advanced BIOS Features ...................................................................... 9
4 Advanced Chipset Features................................................................. 16
5 Integrated Peripherals......................................................................... 19
6 Power Management Setup................................................................... 26
7 PnP/PCI Configurations...................................................................... 30
8 PC Health Status .................................................................................. 33
9 Performance Booster Zone.................................................................. 35
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Summary of Contents for Biostar NF520-A2 - BIOS SETUP

  • Page 1: Table Of Contents

    NF520-A2 TE/NF520-A2 SE/NF520-A2 BIOS Setup BIOS Setup ....................1 1 Main Menu ..................... 3 2 Standard CMOS Features..............7 3 Advanced BIOS Features ..............9 4 Advanced Chipset Features..............16 5 Integrated Peripherals................. 19 6 Power Management Setup..............26 7 PnP/PCI Configurations..............30 8 PC Health Status ..................

  • Page 2: Bios Setup

    NF520-A2 TE/NF520-A2 SE/NF520-A2 BIOS Setup Introduction The purpose of this manual is to describe the settings in the Phoenix-Award™ BIOS Setup program on this motherboard. The Setup program allows users to modify the basic system configuration and save these settings to CMOS RAM. The power of CMOS RAM is supplied by a battery so that it retains the Setup information when the power is turned off.
  • Page 3 NF520-A2 TE/NF520-A2 SE/NF520-A2 ACPI Support Phoenix-Award ACPI BIOS support Version 1.0b of Advanced Configuration and Power interface specification (ACPI). It provides ASL code for power management and device configuration capabilities as defined in the ACPI specification, developed by Microsoft, Intel and Toshiba. PCI Bus Support This PHOENIX-AWARD BIOS also supports Version 3.0 of the Intel PCI (Peripheral Component Interconnect) local bus specification.

  • Page 4: Main Menu

    NF520-A2 TE/NF520-A2 SE/NF520-A2 1 Main Menu Once you enter Phoenix-Award BIOS™ CMOS Setup Utility, the Main Menu will appear on the screen. The Main Menu allows you to select from several setup functions. Use the arrow keys to select among the items and press <Enter> to accept and enter the sub-menu.
  • Page 5 NF520-A2 TE/NF520-A2 SE/NF520-A2 Advanced BIOS Features This submenu allows you to configure advanced features of the BIOS. Advanced Chipset Features This submenu allows you to configure special chipset features. Integrated Peripherals This submenu allows you to configure certain IDE hard drive options and Programmed Input/ Output features.
  • Page 6 NF520-A2 TE/NF520-A2 SE/NF520-A2 Set Supervisor Password Setting the supervisor password will prohibit everyone except the supervisor from making changes using the CMOS Setup Utility. You will be prompted with to enter a password. Set User Password If the Supervisor Password is not set, then the User Password will function in the same way as the Supervisor Password.
  • Page 7 NF520-A2 TE/NF520-A2 SE/NF520-A2 Upgrade BIOS This submenu allows you to upgrade bios.

  • Page 8: Standard Cmos Features

    NF520-A2 TE/NF520-A2 SE/NF520-A2 2 Standard CMOS Features The items in Standard CMOS Setup Menu are divided into several categories. Each category includes no, one or more than one setup items. Use the arrow keys to highlight the item and then use the<PgUp> or <PgDn> keys to select the value you want in each item.
  • Page 9 NF520-A2 TE/NF520-A2 SE/NF520-A2 Item Options Description 360K, 5.25 in 1.2M, 5.25 in Select the type of floppy Drive A 720K, 3.5 in disk drive installed in your Drive B 1.44M, 3.5 in system. 2.88M, 3.5 in None EGA/VGA Select the default video device.

  • Page 10: Advanced Bios Features

    NF520-A2 TE/NF520-A2 SE/NF520-A2 3 Advanced BIOS Features Figure 3: Advanced BIOS Setup Cache Setup...
  • Page 11 NF520-A2 TE/NF520-A2 SE/NF520-A2 CPU Internal Cache Depending on the CPU/chipset in use, you may be able to increase memory access time with this option. Enabled (default) Enable cache. Disabled Disable cache. External Cache This option enables or disables “Level 2” secondary cache on the CPU, which may improve performance.
  • Page 12 NF520-A2 TE/NF520-A2 SE/NF520-A2 Removable Device Priority Select Removable Boot Device Priority. The Choices: Floppy Disks, Zip100, USB-FDD0, USB-FDD1, USB-ZIP0, USB-ZIP1, LS120. Hard Disk Boot Priority The BIOS will attempt to arrange the Hard Disk boot sequence automatically. You can change the Hard Disk booting sequence here. The Choices: Pri.
  • Page 13 NF520-A2 TE/NF520-A2 SE/NF520-A2 CD-ROM Boot Priority Choices: Pri. Master, Pri. Slave, Sec. Master, Sec. Slave, USB CDROM0, USB CDROM 1. First/Second/Third Boot Device The BIOS will attempt to load the operating system in this order. The Choices: Removable, Hard Disk, CDROM, Legacy LAN, Disabled. Boot Other Device When enabled, BIOS will try to load the operating system from other device when it failed to load from the three devices above.
  • Page 14 NF520-A2 TE/NF520-A2 SE/NF520-A2 Boot Up Floppy Seek When enabled, System will test the floppy drives to determine if they have 40 or 80 tracks during boot up. Disabling this option reduces the time it takes to boot-up. The Choices: Enabled (default), Disabled. Virus Warning This option allows you to choose the VIRUS Warning feature that is used to protect the IDE Hard Disk boot sector.
  • Page 15 NF520-A2 TE/NF520-A2 SE/NF520-A2 Typematic Rate (Chars/Sec) Sets the rate at which a keystroke is repeated when you hold the key down. The Choices: 6 (default), 8, 10, 12, 15, 20, 24, 30. Typematic Delay (Msec) Sets the delay time after the key is held down before it begins to repeat the keystroke.
  • Page 16 NF520-A2 TE/NF520-A2 SE/NF520-A2 Full Screen Logo Show This item allows you to select whether the “Full Screen Logo” shows. Enabled (default) “Full Screen Logo” shows when system boots up. Disabled No “Full Screen Logo” shows when system boots The Choices: Enabled (default), Disabled. Small Logo(EPA) Show This item allows you to select whether the “Small Logo”...

  • Page 17: Advanced Chipset Features

    NF520-A2 TE/NF520-A2 SE/NF520-A2 4 Advanced Chipset Features This submenu allows you to configure the specific features of the chipset installed on your system. This chipset manage bus speeds and access to system memory resources, such as DRAM. It also coordinates communications with the PCI bus.
  • Page 18 NF520-A2 TE/NF520-A2 SE/NF520-A2 HT Spread Spectrum This item allows you to select HT Spread Spectrum function. The Choices: Disabled (default), 0.50% H. Kiss Cntr, 0.75% H. Kiss Cntr, 0.50% Triang. Center, 0.75% Triang. Center. SSE/SSE2 Instructions This item allows you to enable/disable SSE/SSE2 instruction. The Choices: Enabled (default), Disabled.
  • Page 19 NF520-A2 TE/NF520-A2 SE/NF520-A2 System BIOS Cacheable Selecting the “Enabled” option allows caching of the system BIOS ROM at F0000h-FFFFFh, which is able to improve the system performance. However, any programs that attempts to write to this memory block will cause conflicts and result in system errors.

  • Page 20: Integrated Peripherals

    NF520-A2 TE/NF520-A2 SE/NF520-A2 5 Integrated Peripherals Figure 5. Integrated Peripherals IDE Function Setup Highlight the “Press Enter” label next to the “IDE Function Setup” label and press enter key will take you a submenu with the following options:...
  • Page 21 NF520-A2 TE/NF520-A2 SE/NF520-A2 RAID Config RAID Enable This option allows you to enable or disable RAID function. The Choices: Disabled (default), Enabled. SATA 1 Primary/Secondary RAID This option allows you to enable or disable SATA 1 Primary/Secondary RAID. The Choices: Disabled (default), Enabled. On-chip IDE Channel 0 The motherboard chipset contains a PCI IDE interface with support for two IDE channels.
  • Page 22 NF520-A2 TE/NF520-A2 SE/NF520-A2 Primary Master/Slave UDMA Ultra DMA function can be implemented if it is supported by the IDE hard drives in your system. As well, your operating environment requires a DMA driver (Windows 95 or OSR2may need a third party IDE bus master driver). If your hard drive and your system software both support Ultra DMA, select Auto to enable BIOS support.
  • Page 23 NF520-A2 TE/NF520-A2 SE/NF520-A2 Onboard Device Highlight the “Press Enter” label next to the “Onboard Device” label and press the enter key will take you a submenu with the following options: USB Memory Type The Choices: SHADOW (default), Base Memory(640K). USB Keyboard/Storage Support This item allows you to enable or disable the USB Keyboard / Storage Legacy Support.
  • Page 24 NF520-A2 TE/NF520-A2 SE/NF520-A2 MAC LAN This option allows you to control the onboard MAC LAN. The Choices: Auto (default), Disabled. MAC Media Interface This option allows you to control the onboard MAC Media Interface. The Choices: Pin Strap (default), MII, RGMII. Onboard LAN Boot ROM This item allows you to enable or disable the Onboard LAN Boot ROM.
  • Page 25 NF520-A2 TE/NF520-A2 SE/NF520-A2 Onboard Serial Port 1 Select an address and corresponding interrupt for the first and second serial ports. The Choices: 3F8/IRQ4 (default), Disabled, 2F8/IRQ3, 3E8/IRQ4, 2E8/IRQ3, Auto. Onboard Parallel Port This item allows you to determine access onboard parallel port controller with which I/O Address.
  • Page 26 NF520-A2 TE/NF520-A2 SE/NF520-A2 IDE HDD Block Mode Block mode is also called block transfer, multiple commands, or multiple sectors read / write. If your IDE hard drive supports block mode (most new drives do), select Enabled for automatic detection of the optimal number of block mode (most new drives do), select Enabled for automatic detection of the optimal number of block read / write per sector where the drive can support.

  • Page 27: Power Management Setup

    NF520-A2 TE/NF520-A2 SE/NF520-A2 6 Power Management Setup The Power Management Setup Menu allows you to configure your system to utilize energy conservation and power up/power down features. Figure 6. Power Management Setup ACPI Function This item displays the status of the Advanced Configuration and Power Management (ACPI).
  • Page 28 NF520-A2 TE/NF520-A2 SE/NF520-A2 Power Management This category allows you to select the power saving method and is directly related to the following modes: 1. HDD Power Down. 2. Suspend Mode. There are three options of Power Management, three of which have fixed mode settings Min.
  • Page 29 NF520-A2 TE/NF520-A2 SE/NF520-A2 Soft-Off by PBTN This item determines the behavior of system power button. Instant off turn off the power immediately, and Delay 4 Sec. will require you to press and hold the power button for 4 seconds to cut off the system power. The Choices: Delay 4 Sec, Instant-Off (default).
  • Page 30 NF520-A2 TE/NF520-A2 SE/NF520-A2 HPET Support This option allows you to disabled or enables the High Precision Event Timer. The Choices: Enabled (default), Disabled. POWER ON Function` This item allows you to choose the power on method. The Choices: Button Only(default), Password, Hot Key, Mouse Move/Click, Mouse Double Click, Any Key, Keyboard 98.

  • Page 31: Pnp/Pci Configurations

    NF520-A2 TE/NF520-A2 SE/NF520-A2 7 PnP/PCI Configurations This section describes configuring the PCI bus system. PCI, or Personal Computer Interconnect, is a system which allows I/O devices to operate at speeds nearing the speed of the CPU itself uses when communicating with its own special components.
  • Page 32 NF520-A2 TE/NF520-A2 SE/NF520-A2 Reset Configuration Data The system BIOS supports the PnP feature which requires the system to record which resources are assigned and protects resources from conflict. Every peripheral device has a node, which is called ESCD. This node records which resources are assigned to it.
  • Page 33 NF520-A2 TE/NF520-A2 SE/NF520-A2 PCI / VGA Palette Snoop Some old graphic controllers need to “snoop” on the VGA palette and then map it to their display as a way to provide boot information and VGA compatibility. This item allows such snooping to take place. The Choices: Disabled (default), Enabled Maximum Payload Size Set the maximum payload size for Transaction packets (TLP).

  • Page 34: Pc Health Status

    NF520-A2 TE/NF520-A2 SE/NF520-A2 8 PC Health Status Figure 8: PC Health Status Shutdown Temperature This item allows you to set up the CPU shutdown Temperature. This item is only effective under Windows 98 ACPI mode. The Choices: Disabled , 60℃/ 140℉, 65℃/ 149℉, 70℃/ 158℉, 75℃/ 167℉, 80℃/ 176℉(default), 85℃/ 185℉, 90℃/ 167℉.
  • Page 35 NF520-A2 TE/NF520-A2 SE/NF520-A2 CPU Fan Off<℃> If the CPU Temperature is lower than the set value, FAN will turn off. The Choices: Min= 0, Max= 127, key in a DEC number. CPU Fan Start<℃> CPU fan starts to work under smart fan function when arrive this set value. The Choices: Min= 0, Max= 127, key in a DEC number.

  • Page 36: Performance Booster Zone

    NF520-A2 TE/NF520-A2 SE/NF520-A2 9 Performance Booster Zone CPU VID Control The Choices: Default (default), +3.3%, +6.6%, +10%. Memory Voltage The Choices: 1.950V (default), 2.000V, 2.050V, 2.100V. CPU Frequency This item allows you to select the CPU Frequency. The Choices: 200 (default), 201~450. PCIE Clock The Choices:100Mhz (default), 100Mhz-150Mhz.
  • Page 37 NF520-A2 TE/NF520-A2 SE/NF520-A2 DRAM Configuration Memory Timings tCL(CAS Latency) The Choices: Auto (default), 3 clock ~ 6 clock.
  • Page 38 NF520-A2 TE/NF520-A2 SE/NF520-A2 tRCD The Choices: Auto (default), 3 clock ~ 6 clock. The Choices: Auto (default), 3 clock ~ 6 clock. tRAS The Choices: Auto (default), 5 clock ~ 18 clock. Command Per Clock (CMD) The Choices: Auto (default), 1 clock ~ 2 clock. tRRD The Choices: Auto (default), 2 clock ~ 5 clock.
  • Page 39 NF520-A2 TE/NF520-A2 SE/NF520-A2 Trfc2 for DIMM2 The Choices: Auto (default) , 75ns, 105ns, 127.5ns, 195ns, 327.5ns. Drive Strength setting Dram driver weak mode The Choices: Auto (default), Normal, Weak. CKE drive strength The Choices: Auto (default), 1.0x, 1.25x, 1.5x, 2.0x. CS drive strength The Choices: Auto (default), 1.0x, 1.25x, 1.5x, 2.0x.
  • Page 40 NF520-A2 TE/NF520-A2 SE/NF520-A2 Dram on-die Termination The Choices: Auto (default), Disable, 75ohm, 150ohm, 50ohm. Read/Write Queue bypass The Choices: Auto (default), 2 times, 4 times, 8 times, 16 times. Bypass Maximum The Choices: Auto (default), No bypass, 1 time ~ 15 time. 32 Byte Granularity The Choices: Auto (default), 64-byte, 32-byte.

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