User manual ABIT BG-72

[. . . ] BG-72 Intel Pentium 4 System Board Socket 478 User's Manual Rev. 1. 00 Copyright and Warranty Notice The information in this document is subject to change without notice and does not represent a commitment on part of the vendor, who assumes no liability or responsibility for any errors that may appear in this manual. No warranty or representation, either expressed or implied, is made with respect to the quality, accuracy or fitness for any particular part of this document. In no event shall the manufacturer be liable for direct, indirect, special, incidental or consequential damages arising from any defect or error in this manual or product. [. . . ] Choose Auto to let the system auto detect which PIO mode is best, or select a PIO mode from 0-4. BG-72 BIOS Setup !Master/Slave Drive Ultra DMA 3-17 Each IDE channel supports a master device and a slave device. This motherboard supports Ultra DMA technology, which provides faster access to IDE devices. If you install a device that supports Ultra DMA, change the appropriate item on this list to Auto. You may have to install the Ultra DMA driver supplied with this motherboard in order to use an Ultra DMA device. USB 2. 0 Controller This option enables or disables the USB 2. 0 controller. USB Keyboard Support Via This item allows you to select [BIOS] for using USB keyboard in DOS environment, or [OS] in OS environment. USB Mouse Support Via This item allows you to select [BIOS] for using USB mouse in DOS environment, or [OS] in OS environment. Disable this item if you are going to install a PCI audio add-on card. Onboard LAN Boot ROM Use this item to enable and disable the booting from the onboard LAN or a network add-in card with a remote boot ROM installed. Init Display First Use this item to specify whether your graphics adapter is installed in one of the PCI slots or is integrated on the motherboard. User's Manual 3-18 Chapter 3 IDE HDD Block Mode Enable this field if your IDE hard drive supports block mode. Block mode enables BIOS to automatically detect the optimal number of block read and writes per sector that the drive can support and improves the speed of access to IDE devices. POWER ON Function This item selects the way you want your system to power on. KB Power ON Password Use a password to power on the system, select this option then press <Enter>. Hot Key Power ON Use any of the function keys to power on the system. Onboard FDC Controller This option enables the onboard floppy disk drive controller. Onboard Serial Port 1 This option is used to assign the I/O address and interrupt request (IRQ) for onboard serial port 1 (COM1). Onboard Serial Port 2 This option is used to assign the I/O address and interrupt request (IRQ) for onboard serial port 2 (COM2). UART Mode Select This field is available if the Onboard Serial Port 2 field is set to any option but Disabled. UART Mode Select enables you to select the infrared communication protocol-Normal (default), IrDA, or ASKIR. IrDA is an infrared communication protocol with a maximum baud rate up to 115. 2K bps. ASKIR is Sharp's infrared communication protocol with a maximum baud rate up to 57. 6K bps. [. . . ] If you feel that you need to contact ABIT directly you can send email to the ABIT technical support department. First, please contact the support team for the branch office closest to you. They will be more familiar with local conditions and problems and will have better insight as to which resellers offer what products and services. Due to the huge number of emails coming in every day and other reasons, such as the time required for problem reproduction, we will not be able to reply to every email. [. . . ]