Gigabyte GA-Z270X-Gaming 5 - Page 24

18) THB_C (Thunderbolt
™
Add-in Card Connector)
This connector is for a GIGABYTE Thunderbolt
™
add-in card.
Supports a Thunderbolt
™
add-in card.
Pin No. Denition
1 GPIOA
2 GPIOB
3 N_-SLP_S3
4 N_-S4_S5
5 GND
20) CLR_CMOS (Clear CMOS Jumper)
 UsethisjumpertocleartheBIOSconguration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 clearing
the CMOS values.
• Aftersystemrestart,gotoBIOSSetuptoloadfactorydefaults(selectLoadOptimizedDefaults)or
manuallyconguretheBIOSsettings(refertoChapter2,"BIOSSetup,"forBIOScongurations).
Open: Normal
Short: Clear CMOS Values
19) SPDIF_O (S/PDIF Out Header)
 ThisheadersupportsdigitalS/PDIFOutandconnectsaS/PDIFdigitalaudiocable(providedbyexpansion
cards)fordigitalaudiooutputfromyourmotherboardtocertainexpansioncardslikegraphicscardsand
sound cards. For example, some graphics cards may require you to use a S/PDIF digital audio cable for
digital audio output from your motherboard to your graphics card if you wish to connect an HDMI display
to the graphics card and have digital audio output from the HDMI display at the same time. For information
about connecting the S/PDIF digital audio cable, carefully read the manual for your expansion card.
Pin No. Denition
1 SPDIFO
2 GND
1
F_USB30
F_U B_ 
F_  F_ 
 _ B
BS_ B
SB_ B
_S  S_ _ B _U _ B
 
 
S  
 
123
 
123
 
123
 
123
1
1
1
1
BSS
S
_S 
SSU
 
1 2 3  
 S3
BSSS
U
 __ 3
F_USB3F
S  _ S  _
S  _
SF
 
B_
B_
F _0
S S
_0F
_F
_
_
__B
 
U
S  _S
_
1
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