Gigabyte Ga-z97x-gaming 5 Manual

- 31 -
17) CLR_CMOS (Clear CMOS Jumper) 	 Use	 this	jumper	 to	clear	 the	BIOS	 configuration	 and	reset	 the	CMOS	 values	to	factory	 defaults.	 To	clear	the CMOS values, use a metal object like a screwdriver to touch the two \
pins for a few seconds.
 •Always turn off your computer and unplug the power cord from the power outlet before c\
learing the CMOS values. •After	 system	 restart,	go	to	BIOS	 Setup	 to	load	 factory	 defaults	 (select	Load	Optimized	 Defaults)	or	manually	 configure	 the	BIOS...

- 32 - 
Hardware Installation  

- 33 -
BIOS	(Basic	 Input	and	Output	 System)	 records	hardware	 parameters	 of	the	 system	 in	the	 CMOS	 on	the	
motherboard.	 Its	major	 functions	 include	conducting	 the	Power-On	 Self-Test	(POST)	during	system	 startup,	
saving system parameters and loading operating system, etc. BIOS includes a BIOS Setup program that allows 
the	user	to	modify	basic	system	configuration	settings	or	to	activate	certain	system	features.
When the power is turned off, the battery on the motherboard supplies the...

- 34 -
2-1 Startup Screen
The following startup Logo screen will appear when the computer boots.
Function Keys:
: BIOS SETUP\Q-FLASH
 Press the  key to enter BIOS Setup or to access the Q-Flash utility in BIOS Setup.
: SYSTEM INFORMATION
 Press the  key to display your system information.
: BOOT MENU
	 Boot	 Menu	allows	 you	to	set	 the	 first	 boot	 device	 without	 entering	 BIOS	Setup.	 In	Boot	 Menu,	 use	the	up	
arrow key  or the down arrow key 	to	 select	 the	first	 boot	 device,	 then	press	 	 to...

- 35 -
2-2 The Main Menu
A. Startup Guide (Default)
The	Startup	 Guide	screen	 simplifies	 conventional	 complicated	BIOS	setup	 menus	 and	presents	 only	the	most	
frequently	 used	options	 in	the	 easy-to-use	 interface.	It	helps	 first-time	 users	to	perform	 basic	system	 setups	
more quickly and easily.
B. ST Mode (Smart Tweak Mode)
Differing from traditional UEFI interface, the ST Mode provides a fancy and user-friendly BIOS environment 
where users can easily point and click through various...

- 36 -
Setup Menus
Function Keys
Help
Enter Q-FlashSelect Default Language
Configuration	ItemsCurrent Settings
C. Classic Setup
Classic Setup is the conventional BIOS Setup interface where you can press the arrow keys on your keyboard 
to move among the items and press  to accept or enter a sub-menu. Or you can use your mouse to 
select the item you want.
(Sample BIOS Version: F2d)
Switch to ST Mode
Classic Setup Function Keys
Move the selection bar to select a setup menu
Move	the	selection	bar	to	select...

- 37 -
BIOS Setup Menus
 „M.I.T.
	 Use	this	menu	 to	configure	 the	clock,	 frequency,	 and	voltages	 of	your	 CPU	 and	memory,	 etc.	Or	check	 the	
system/CPU temperatures, voltages, and fan speeds.
 „System Information
	 Use	this	menu	to	 configure	the	default	language	used	by	the	BIOS	and	system	time 	and	date.
 „BIOS Features
	 Use	this	menu	to	configure	the	device	boot	order	and	advanced	features	available	on	the	CPU.
 „Peripherals
	 Use	this	menu	 to	configure	 all	peripheral...

- 38 -
2-3 M.I.T.
Whether the system will work stably with the overclock/overvoltage settings you made is dependent 
on	your	 overall	 system	configurations.	 Incorrectly	doing	overclock/overvoltage	 may	result	 in	damage	
to CPU, chipset, or memory and reduce the useful life of these components. This page is for advanced 
users only and we recommend you not to alter the default settings to prevent system instability or 
other	 unexpected	 results.	(Inadequately	 altering	the	settings	 may	result	 in...

- 39 -
 `M.I.T. Current Status 
 This screen provides information on CPU/memory frequencies/parameters.
 `Advanced Frequency Settings 
 &Performance Upgrade (Note)
	 Provides	 you	with	 five	different	 overclocking	 configurations.	 Options	are:	20%	 Upgrade,	 40%	Upgrade,	
60%	Upgrade,	80%	Upgrade,	100%	Upgrade.	(Default:	 Auto)
 &CPU Base Clock
	 Allows	you	to	manually	set	the	CPU	base	clock	in	0.01	MHz	increments.	(Default:	 Auto)
 Important: It is highly recommended that the CPU frequency be set in...

- 40 -
(Note)	 This	item	is	present	 only	when	 you	install	 a	CPU 	that	 supports	 this	feature.	 For	more	 information	 about	
Intel® CPUs' unique features, please visit Intel's website.
 `Advanced CPU Core Settings 
 &CPU Upgrade (Note)
	 Allows	 you	to	set	 the	 CPU	 frequency.	 Options	may	vary	depending	 on	the	 CPU	 being	 used.	(Default:	 Auto)
 &CPU Clock Ratio
 Allows you to alter the clock ratio for the installed CPU. The adjustable range is dependent on the CPU 
being installed.
 &CPU...