User manual MSI MS-7519 V1.0

[. . . ] P45 Neo/ G45 Neo / P43 Neo Series MS-7519 (v1. X) Mainboard G52-75191X1 i Copyright Notice T he material in this doc ument is the intellec tual property of M ICRO-STAR INTERNATIONAL. We take every care in the preparation of this document, but no guarantee is given as to the correctness of its contents. Our products are under continual improvement and we reserve the right to make changes without notice. Trademarks All trademarks are the properties of their respective owners. NVIDIA, the NVIDIA logo, DualNet, and nForce are registered trademarks or trademarks of NVIDIA Corporation in the United States and/or other countries. [. . . ] System Information Press <Enter> to enter the sub-menu, and the following screen appears. This sub-menu shows the CPU information, BIOS version and memory status of your system (read only). 3-8 BIOS Setup Advanced BIOS Features BIOS Flash Protection This function protects the BIOS from accidental corruption by unauthorized users or computer viruses. W hen enabled, the BIOS' data cannot be changed when attempting to update the BIOS with a Flash utility. To successfully update the BIOS, you'll need to disable this Flash BIOS Protection function. The only time when you need to disable it is when you want to update the BIOS. After updating the BIOS, you should immediately re-enable it to protect it against viruses. Full Screen Logo Display This item enables this system to show the company logo on the boot-up screen. Settings are: [Enabled] Shows a still image (logo) on the full screen at boot. Quick Booting Setting the item to [Enabled] allows the system to boot within 10 seconds since it will skip some check items. Boot Up Num-Lock LED This setting is to set the Num Lock status when the system is powered on. Setting to [On] will turn on the Num Lock key when the system is powered on. Setting to [Off] will allow users to use the arrow keys on the numeric keypad. 3-9 M S-7519 M ainboard IOAPIC Function This field is used to enable or disable the APIC (Advanced Programmable Interrupt Controller). Due to compliance with PC2001 design guide, the system is able to run in APIC mode. Enabling APIC mode will expand available IRQ resources for the system. MPS Table Version This field allows you to select which MPS (Multi-Processor Specification) version to be used for the operating system. You need to select the MPS version supported by your operating system. To find out which version to use, consult the vendor of your operating system. Primary Graphic's Adapter This setting specifies which graphic card is your primary graphics adapter. PCI Latency Timer This item controls how long each PCI device can hold the bus before another takes over. W hen set to higher values, every PCI device can conduct transactions for a longer time and thus improve the effective PCI bandwidth. CPU Feature Press <Enter> to enter the sub-menu and the following screen appears: Execute Bit Support Intel's Execute Disable Bit functionality can prevent certain classes of malicious "buffer overflow" attacks when combined with a supporting operating system. This functionality allows the processor to classify areas in memory by where application code can execute and where it cannot. W hen a malicious worm attempts to insert code in the buffer, the processor disables code execution, preventing damage or worm propagation. [. . . ] By the way, if you need to conduct overclocking manually, please do not to apply the DOT function. B-5 M S-7519 M ainboard Clock In the Clock sub-menu, you can see clock status (including FSB/ CPU clock of mainboard and GPU/ memory clock of graphics card) of your system. There will be several items for you to select for overclocking after you click button. You can click the plus sign button to increase the clock, or click the minus sign button to decrease the clock. If you do not want to apply the adjustments, click the Cancel button to cancel. [. . . ]