User manual MSI Z87-GD65

[. . . ] Preface Z87-GD65 GAMING Motherboard G52-78451X3 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. Preface Trademarks All trademarks in this manual are properties of their respective owners. [. . . ] € It is possible to disable the OC Genie function in the BIOS setup. Please refer to the BIOS section of the manual for instructions on how to turn off OC Genie from the BIOS. € The usage of OC Genie is at the user’s own risk. En-26 POWER1: Power Button This button is used to turn-on and turn-off the system. Press the button once to turn-on or turn-off the system. RESET1: Reset Button This reset button is used to reset the system. Res et FASTB1: GO2BIOS Button If you enable the "MSI Fast Boot" feature in BIOS, the keyboard will be unavaiable and entering BIOS Setup by pressing DEL will not function. Therefore, you can press this button to enter BIOS Setup after reboot. En-27 English Jumpers JBAT1: Clear CMOS Jumper There is CMOS RAM onboard that is external powered from a battery located on the motherboard to save system configuration data. With the CMOS RAM, the system can automatically boot into the operating system (OS) every time it is turned on. If you want to clear the system configuration, set the jumpers to clear the CMOS RAM. 1 1 English Important Keep Data Clear Data You can clear the CMOS RAM by shorting this jumper while the system is off. Do not clear the CMOS RAM while the system is on because it will damage the motherboard. en-28 Switch MULTI BIOS SWITCH: Multi-BIOS Switch This motherboard has two built-in BIOS ROMs (Labeled A and B , default BIOS ROM is A). If one is crashed, you can shift to the other for booting by sliding the switch. In addition, these two BIOS ROMs do not have the Auto Recovery feature, you need to maintain or update the BIOS version by yourself. Blue LED Green LED A B BIOS recovery using the M-flash utility: 1. Boot up the system with the operational BIOS ROM by switching the Multi-BIOS switch. Enter the BIOS setup → M-Flash → Save BIOS to storage and then save the file to a bootable USB drive disk (root folder). Switch back to the BIOS ROM that needs to be recovered. Choose “Select one file to update BIOS” and recover the BIOS ROM with the file saved in the USB pen drive. Important Do not use the Multi-BIOS switch when system is booting up. [. . . ] [Enabled] Enables C1E function to reduce the CPU frequency and voltage for power-saving in halt state. – Package C State limit [Auto] This item allows you to select a CPU C-state mode for power-saving when system is idle. This item appears when "Intel C-State" is enabled. [Auto] This setting will be configured automatically by BIOS. [. . . ]