User manual BIOSTAR NF520B A2G PLUS BIOS SETUP

[. . . ] NF520B A2G+ BIOS Setup Table of Contents BIOS Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1 Main Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2 Standard CMOS Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 3 Advanced BIOS Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] SATA 1 Primary/Secondary RAID This option allows you to enable or disable SATA 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. Select "Enabled" to activate the first and/or second IDE interface. Select "Disabled" to deactivate an interface if you are going to install a primary and/or secondary add-in IDE interface. The Choices: Enabled (default), Disabled. Primary Master/Slave PIO The IDE PIO (Programmed Input / Output) fields let you set a PIO mode (0-4) for each of the IDE devices that the onboard IDE interface supports. In Auto mode, the system automatically determines the best mode for each device. The Choices: Auto (default), Mode0, Mode1, Mode2, Mode3, Mode4. 19 NF520B A2G+ BIOS Setup 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. The Choices: Auto (default), Disabled. IDE DMA Transfer Access This item allows you to enable or disable the IDE DMA transfer access. The Choices: Enabled (default), Disabled. Serial-AT A Controller Enables support for Serial-ATA controller. The Choices: All Enabled (default), Disabled IDE Prefetch Mode The "onboard" IDE drive interfaces supports IDE prefetch function for faster drive access. If the interface on your drive does not support prefetching, or if you install a primary and/or secondary add-in IDE interface, set this option to "Disabled". The Choices: Enabled (default), Disabled. 20 NF520B A2G+ BIOS Setup Onboard Device USB Keyboard/ Storage Support This item allows you to support the USB legacy devices. The Choices: Enabled, Disabled (default). USB Mouse Support This item allows you to enable or disable the USB Mouse Legacy Support. Enabled Enable USB Mouse Support. Disabled (default) Disable USB Mouse Support. HD Audio This item allows you to enable or disable to support HD Audio. The Choices: Auto (default), Disabled. 21 NF520B A2G+ BIOS Setup Onboard I/O Address Onboard FDC Controller Select enabled if your system has a floppy disk controller (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. The Choices: Enabled (default), Disabled. 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. The Choices: 378/IRQ7 (default), 278/IRQ5, 3BC/IRQ7, Disabled. 22 NF520B A2G+ BIOS Setup Parallel Port Mode This item allows you to determine how the parallel port should function. The Choices: SPP (default) EPP ECP ECP+EPP Using Parallel port as Standard Printer Port. [. . . ] IRQ-5 assigned to PCI Device IRQ-7 assigned to PCI Device IRQ-9 assigned to PCI Device IRQ-10 assigned to PCI Device IRQ-11 assigned to PCI Device IRQ-14 assigned to PCI Device IRQ-15 assigned to PCI Device 29 NF520B A2G+ BIOS Setup 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. The Choices: Disabled (default), Enabled. Maximum Payload Size Set the maximum payload size for Transaction packets (TLP). The Choice: 4096 (default. ), 128, 256, 512, 1024, 2048. 30 NF520B A2G+ BIOS Setup 8 PC Health Status Figure 8: PC Health Status Smart Fan Option 31 NF520B A2G+ BIOS Setup CPU Smart Fan This item allows you to control the CPU Fan. Choose this item and then the BIOS will auto test and detect the CPU fan functions and show CPU fan speed. [. . . ]