User manual ZOTAC H61MAT-D-E

[. . . ] U E ’ MA U L S RS N A WARNING! Electronic Emission Notices Federal Communications Commission (FCC) Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with instructions contained in this manual, may cause harmful interference to radio and television communications. However, there is no guarantee that interference will not occur in a particular installation. [. . . ] Be sure to save the CMOS setting when exit the CMOS. If the CPU is frequency multiplier locked, no CPU speed change will be seen even if the frequency multiplier setting in CMOS setup is changed. 17 1. 5V 121 Intel H61-MATX series Motherboard Configuring the BIOS Enter BIOS Setup This section discusses how to change the system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided. The BIOS is the communication bridge between hardware and software. Correctly setting the BIOS parameters is critical to maintain optimal system performance. Refer to the following procedure to verify/change BIOS settings. 2. Press the Del key when the following message briefly displays at the bottom of the screen during the Power On Self Test (POST). Pressing Del takes you to the BIOS Setup Utility. Note: 1. We reserve the right to update the BIOS version presented in the manual. The BIOS pictures shown in this section are for reference only. It is strongly recommended that you do not change the default BIOS settings. Changing some settings could damage your system. This menu gives you an overview of the general system specifications. The BIOS automatically detects the items in this menu. Main Menu Note: Users please note that the data in gray is non-changeable, and the others are for selection. q BIOS Information Displays the auto-detected BIOS information. 18 Configuring the BIOS q System Language Choose the system default language. q System Date/Time Allows you to set the system date/time. Advanced Menu The Advanced menu items allow you to change the setting for the CPU and other system devices. Press <enter> to display the configuration options: CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. Press <enter>to display the configuration options: q Active Processor Cores This item allows you to choose the number of the active processor cores. q Limit CPUID Maximum Allows you to determine whether to limit CPUID maximum value. Set this item to [Disable] Windows XP operating system; set this item to [Enable] for legacy operating system such as Windows NT4. 0. . q Execute Disable Bit When disabled forces the XD feature flag to always return 0, defaults choose [Enable]. 19 Intel H61-MATX series Motherboard q Intel Virtualization Technology Hardware Virtualization Technology enables processor feature for running multiple simultaneous virtual machines allowing specialized software applications to run in full isolation of each other. q Hardware Prefetcher Use this item to enable or disable hardware prefetcher (hardware prefetch mechanism). q Adjacent Cache Line Prefetch Use this item to enable or disable the adjacent cache line prefetch mode. If you disable this item, only one 64-bit line will be prefetched from the 128-bit section (including the required data). [. . . ] To change the administrator/user password, follow the same steps as setting a use password. To clear the administrator/user password, select the item [Administrator/User password], then press <enter>. The message “Password Uninstalled” appears. Save & Exit Menu The save & exit menu items allow you to load the option or failsafe default values for the BIOS items, and save or discard your changes to the BIOS items. Press <enter> to display the sub-menu: Save Changes and Exit Select this item and press <Enter> to save the changes that you have made in the BIOS Setup and exit the BIOS Setup. [. . . ]