User manual MSI MS6712 V2.X ATX

[. . . ] MSI MICRO-STAR INTERNATIONAL MS-6712 V2. X ATX Mainboard i FCC-B Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case the user will be required to correct the interference at his own expense. [. . . ] Setting to On will turn on the Num Lock key when the system is powered on. Setting to Off will allow end users to use the arrow keys on the numeric keypad. Floppy Drive Swap Setting to Enabled will swap floppy drives A: and B:. Floppy Drive Seek This setting causes the BIOS to search for floppy disk drives at boot time. When enabled, the BIOS will activate the floppy disk drives during the boot process: the drive activity light will come on and the head will move back and forth once. First A: will be done and then B: if it exists. 3-10 BIOS Setup Primary Display This configures the primary subsystem in the computer. Available options: Mono (monochrome), CGA40x25, CGA80x25, VGA/EGA, Absent. Password Check This specifies the type of AMIBIOS password protection that is implemented. Option Setup Always Description The password prompt appears only when end users try to run Setup. A password prompt appears every time when the computer is powered on or when end users try to run Setup. Boot To OS/2 This allows you to run the OS/2® operating system with DRAM larger than 64MB. When you choose No, you cannot run the OS/2® operating system with DRAM larger than 64MB. Internal Cache Cache memory is additional memory that is much faster than conventional DRAM (system memory). When the CPU requests data, the system transfers the requested data from the main DRAM into cache memory, for even faster access by the CPU. The setting controls the internal cache (also known as L1 or level 1 cache). Setting to Enabled will speed up the system performance. System BIOS Cacheable Selecting Enabled allows caching of the system BIOS ROM at F0000h-FFFFFh, resulting in better system performance. However, if any program writes to this memory area, a system error may result. C000, 32k Shadow This item specifies how the contents of the adapter ROM named in the item are handled. Settings are described below: 3-11 KT3 Ultra2-C ATX Mainboard MS-6712 ATX Mainboard Option Disabled Enabled Cached Description The specified ROM is not copied to RAM. The contents of specified ROM are copied to RAM for faster system performance. The contents of specified ROM are not only copied to RAM, the contents of the ROM area can be written to and read from cache memory. APIC Function This field is used to enable or disable the APIC (Advanced Programmable Interrupt Controller). [. . . ] The section will tell you how to install and use 4-/6-channel audio function on the board. TOPICS Digital Audio Output (SPDIF) Using the Back Panel Testing the Connected Speakers Playing KaraOK A-2 A-3 A-7 A-9 A-1 MS-6585 ATX Mainboard Digital Audio Output When any Multi-Channel Audio Function mode is selected, you may connect your speakers to the Coaxial SPDIF phonejack on the S-Bracket to exprience digital surround sound effect. S-Bracket SPDIF jack (coaxial) A-2 Using 4- or 6-Channel Audio Function Using the Back Panel only In addition to a default 2-channel analog audio output function, the audio connectors on the Back Panel also provide 4- or 6-channel analog audio output function if a proper setting is made in the software utility. Read the following steps to have the Multi-Channel Audio Function properly set in the software utility, and have your speakers correctly connected to the Back Panel. Configuration in the Software Utility 1. Click the audio icon from the window tray at the lower-right corner of the screen. [. . . ]