User manual MSI B75MA-E31

[. . . ] X) Mainboard G52-78081X3  Copyright Notice The material in this document is the intellectual property of MICRO-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 in this manual are properties of their respective owners. [. . . ] 2 Clear Data 23 JUSB_PW1/ JUSB_PW2: USB power Jumpers These jumpers allow you to enable/ disable the “Wakeup from S3/S4/S5 by USB and PS/2 device” function. JUSB_PW1 1 1 1 1 1 1 1 JUSB_PW2 1 1 Disabled Enabled Important If you set the jumper to Enabled, the power supply must be able to provide at least 2A currents. 0 x1 Slot PCI Slot The PCI slot supports LAN card, SCSI card, USB card, and other add-on cards that comply with PCI specifications. 32-bit PCI Slot PCI Interrupt Request Routing IRQ, or interrupt request lines, are hardware lines over which devices can send interrupt requests to the processor. The PCI IRQ pins are typically connected to the PCI bus pins as followed: Order Slot PCI 1 1 INT E# 2 INT F# 3 INT G# 4 INT H# Important When adding or removing expansion cards, always turn off the power supply and unplug the power supply power cable from the power outlet. Read the expansion card’s documentation to check for any necessary additional hardware or software changes. 25 BIOS Setup Entering Power on the computer and the system will start the Power On Self Test (POST) process. When the message below appears on the screen, please <DEL> key to enter CLICK BIOS II: Press DEL key to enter Setup Menu, F11 to enter Boot Menu If the message disappears before you respond and you still need to enter CLICK BIOS II, restart the system by turning the computer OFF then back ON or pressing the RESET button. You may also restart the system by simultaneously pressing <Ctrl>, <Alt>, and <Delete> keys. Important The items under each BIOS category described in this chapter are under continuous update for better system performance. Therefore, the description may be slightly different from the latest BIOS and should be held for reference only. overview After entering Click BIOS II , the following screen is displayed. Language Temperature monitor Mode selection BIOS menu selection BIOS menu selection System information Boot menu Boot device priority bar Menu display Important The pictures in this guide are for reference only and may vary from the product you purchased. Please refer to the actual screens of your system for detailed information. Temperature monitor This block shows the temperature of the processor and the mainboard. 26 MS-7808 System information This block shows the time, date, CPU name, CPU frequency, DRAM frequency, DRAM capacity and the BIOS version. BIOS menu selection The following options are available: SETTINGS - Use this menu to specify your settings for chipset features and boot devices. oC - This menu contains items of the frequency and voltage adjustments. Increasing the frequency can get better performance, however high frequency and heat can cause instability, we do not recommend general users to overclock. SECURITY - The security menu is used to keep unauthorized people from making any changes to the settings. Boot device priority bar You can move the device icons to change the boot priority. Mode selection This feature allows you to load presets of energy saving or overclocking. [. . . ] Discard Changes and Exit Use this item to abandon all changes and exit setup. Save Changes and Reboot Use this item to save changes and reset the system. Restore Defaults Use this item to load the optimized default values set by the BIOS vendor. == Boot Override == The installed storage devices will appear on this menu, you can select one of them be a boot device. [. . . ]