Gigabyte GA-Z87X-OC User Manual - Page 23

AATTXX__1122VV__22XX33 1-8 Onboard Buttons, Switches, and LEDs BIOS Switches and BIOS LED Indicators The BIOS switch (BIOS_SW) allows users to easily select a different BIOS for boot up or overclocking, helping to reduce BIOS failure during overclocking. The SB switch allows enabling or disabling of the Dual BIOS function. The LED indicator (MBIOS_LED/BBIOS_LED) shows which BIOS is active. DDIIPP 11 22 33 44 DDIIPP 1 234 1 234 DIP 1 234 SB BIOS_SW BIOS Switches: BIOS_SW 2 1: Main BIOS (Boot from the main BIOS) 1 DIDPIP 1 12 23 34 4 DIDPIP 1 12 23 34 4 DIDPIP 1 12 23 34 4 VVoollttaaggee mmeeaassuurreemmeenntt ppooiinnttss((GG11..SSnniippeerr 33)) VVoollttaaggee mmeeaassuurreemmeenntt ppooiinnttss((GG11..SSnniippeerr 33)) BBIIOOSS SSwwiittcchheerr ((SSWW44)) BBIIOOSS SSwwiittcchheerr ((SSWW44)) DDIIPP PPCCIIee11CC22oo33nntt44rrooll ((ZZ8877XX--UUPP77)) DDIIPP 1 234 1 234 2 2: Backup BIOS (Boot from the backup BIOS) 1 SB 2 1: Dual BIOS 1 DIDPIP 1 12 23 34 4 2 2: Single BIOS 1 PPCCIIee CCoonnttrrooll ((ZZ8877XX--UUPP77)) BIOS LED Indicators: MBIOS_LED (The main BIOS is active) MBIOS_LED BBIOS_LED BBIOS_LED (The backup BIOS is active) DDIIPP 1 23 1 23 PPCCIIee ppoowweerr ccoonnnneeccttoorr ((SSAATTAA))((XX5588AA--OOCC)) DIDPIP 1 12 23 3 Quick Buttons This motherboard has four quick buttons: Power, Reset, Clear CMOS, and Clear Battery. The power button and reset button allow users to quickly turn on/off or reset the computer in an open-case environment when they want to change hardware components or conduct hardware testing. Use the clear CMOS button to clear the BIOS configuration andDDIIPPreset the CMOS values to factory defaults when needed. The Clear Battery button has the same function as 11re22 33moving the battery from the motherboard. DIDPIP 1 12 23 3 VVoollttaaggee mmeeaassuurreemmeenntt mmoodduullee((XX5588AA--OOCC)) PPCCIIee ppoowweerr ccoonnnneeccttoorr ((SSAATTAA))((XX5588AA--OOCC)) DIDPIP 1 12 23 3 DDIIPP 11 22 33 PPWWMM SSwwiittcchh ((XX5588AA--OOCC)) DDIIPP 11 22 33 1 12 23 3 11 DIP 1 234 RST_SW PW_SW DIDPIP CMOS_SW 1 1 PW_SW: Power button RST_SW: Reset button CMOS_SW: Clear CMOS Button CBAT_SW: Clear Battery Button MM__SSAATTAA AATTXX__1122VV__22XX33 11 FF__UUSSBB3300 FF__UUSSBB3300 TTPPMM ww//hhoouussiinngg TTPPMM ww//hhoouussiinngg 1 1 PPWWMM SSwwiittcchh ((XX5588AA--OOCC)) DDBB__PPOORRTT DDBB__PPOORRTT VVoollttaaggee mmeeaassuurreemmeenntt mmoodduullee((XX5588AA--OOCC)) 11 BBIIOOSS SSwwiittcchheerr ((XX5588AA--OOCC)) BBIIOOSS SSwwiittcchheerr ((XX5588AA--OOCC)) 1 1 MM__SSAATTAA 1 1 11 CBAT_SW FF__AAUUDDIIOO((HH)) FF__AAUUDDIIOO((HH)) •• Always turn off your computer and unplug the power cord from the power outlet before using the clear CMOS button. •• Always turn off the power of the power supply before using the clear battery button. After pressing this button, make sure to wait for five minutes before you turn on the computer. •• Do not use the clear CMOS or clear battery button when the system is on, or the system may shut down and data loss or damage may occur. •• After system restart, go to BIOS Setup to load factory defaults (select Load Optimized Defaults) or manually configure the BIOS settings (refer to Chapter 2, "BIOS Setup," for BIOS configurations). - 23 - Hardware Installation FF__PPAANNEELL((NNHH)) FF__PPAANNEELL((NNHH))