ASRock Fatal1ty X99X Killer/3.1 User Manual - Page 34

Smart Switches

Page 34 highlights

2.7 Smart Switches he motherboard has four smart switches: Power Switch, Reset Switch, Clear CMOS Switch and one BIOS Selection Switch, allowing users to quickly turn on/of the system, reset the system, clear the CMOS values or boot from diferent BIOS. Power Switch (PWRBTN) (see p.6, No. 22) Power Power Switch allows users to quickly turn on/of the system. Reset Switch (RSTBTN) (see p.6, No. 23) Reset Reset Switch allows users to quickly reset the system. Clear CMOS Switch (CLRCBTN) (see p.9, No. 14) Clear CMOS Switch allows users to quickly clear the CMOS values. his function is workable only when you power of your computer and unplug the power supply. BIOS Selection Switch (BIOS_SEL1) (see p.6, No. 19) AB BIOS Selection Switch allows the system to boot from either BIOS A or BIOS B. his motherboard has two BIOS chips, a primary BIOS (BIOS_A) and a backup BIOS (BIOS_ B), which enhances the safety and stability of your system. Normally, the system will work on the primary BIOS. However, if the primary BIOS is corrupted or damaged, just lip the BIOS Selection Switch to "B", then the backup BIOS will take over on the next system boot. Ater that, use "Secure Backup UEFI" in the UEFI Setup Utility to duplicate a working copy of the BIOS iles to the primary BIOS to ensure normal system operation. For safety issues, users are not able to update the backup BIOS manually. Users may refer to the BIOS LEDs (BIOS_A_LED or BIOS_B_LED) to identify which BIOS is currently activated. English 26

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English
26
2.7
Smart Switches
He motherboard has four smart switches: Power Switch, Reset Switch, Clear CMOS
Switch and one BIOS Selection Switch, allowing users to quickly turn on/o´ the
system, reset the system, clear the CMOS values or boot from di´erent BIOS.
Power Switch
(PWRBTN)
(see p.6, No. 22)
Power Switch allows users
to quickly turn on/o´ the
system.
Reset Switch
(RSTBTN)
(see p.6, No. 23)
Reset Switch allows
users to quickly reset the
system.
Clear CMOS Switch
(CLRCBTN)
(see p.9, No. 14)
Clear CMOS Switch
allows users to quickly
clear the CMOS values.
BIOS
Selection
Switch
(BIOS_SEL1)
(see p.6, No. 19)
BIOS
Selection
Switch allows
the system to boot from either
BIOS A or BIOS B.
Power
Reset
His function is workable only when you power oF your computer and unplug the power
supply.
A
B
His motherboard has two B±OS chips, a primary B±OS (B±OS_A) and a backup B±OS (B±OS_
B), which enhances the safety and stability of your system. Normally, the system will work
on the primary B±OS. ´owever, if the primary B±OS is corrupted or damaged, just µip the
B±OS Selection Switch to “B”, then the backup B±OS will take over on the next system boot.
ATer that, use “Secure Backup UE³±” in the UE³± Setup Utility to duplicate a working copy
of the B±OS Iles to the primary B±OS to ensure normal system operation. ³or safety issues,
users are not able to update the backup B±OS manually. Users may refer to the B±OS LEDs
(B±OS_A_LED or B±OS_B_LED) to identify which B±OS is currently activated.