Gigabyte Z370XP SLI (rev. 1.0) [21/48] Aftersystemrestart gotobiossetuptoloadfactorydefaults selectloadoptimizeddefaults or

Gigabyte Z370XP SLI [21/48] Aftersystemrestart gotobiossetuptoloadfactorydefaults selectloadoptimizeddefaults or

19) BAT (Battery)

 Thebatteryprovidespowertokeepthevalues(suchasBIOScongurations,date,andtimeinformation)

intheCMOSwhenthecomputeristurnedoff.Replacethebatterywhenthebatteryvoltagedropstoalow

level, or the CMOS values may not be accurate or may be lost.

You may clear the CMOS values by removing the battery:

1. Turn off your computer and unplug the power cord.

2. Gently remove the battery from the battery holder and wait for one minute. (Or use a

metal object like a screwdriver to touch the positive and negative terminals of the battery

holder, making them short for 5 seconds.)

3. Replacethebattery.

4. Plug in the power cord and restart your computer.

• Always turn off your computer and unplug the power cord before replacing the battery.

• Replacethebatterywithanequivalentone.Damagetoyourdevicesmayoccurifthebatteryis

replaced with an incorrect model.

• Contact the place of purchase or local dealer if you are not able to replace the battery by yourself

or uncertain about the battery model.

• When installing the battery, note the orientation of the positive side (+) and the negative side (-)

of the battery (the positive side should face up).

• Used batteries must be handled in accordance with local environmental regulations.

Pin No. Denition Pin No. Denition

1 NDCD- 6 NDSR-

2 NSIN 7 NRTS-

3 NSOUT 8 NCTS-

4 NDTR- 9 NRI-

5 GND 10 No Pin

18) COMA (Serial Port Header)

The COM header can provide one serial port via an optional COM port cable. For purchasing the optional

COM port cable, please contact the local dealer.

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

CPU: CPU status LED

VGA: Graphics card status LED

DRAM: Memory status LED

BOOT: Operating system status LED

21) CPU/VGA/DRAM/BOOT (Status LEDs)

The status LEDs show whether the CPU, graphics card, memory, and operating system are working

properlyaftersystempower-on.IftheCPU/VGA/DRAMLEDison,thatmeansthecorrespondingdevice

is not working normally; if the BOOT LED is on, that means you haven't entered the operating system yet.

F_USB30

F_U

B_ 

F_  F_ 



_

B

BS_

B

SB_

B

_S



S_

_

B

_U

_

B





 

S  

 

123

 

123

 

123

 

123

BSS

S

_S 

SSU

 

1 2 3  

 S3

BSSS



U

 __ 3

F_USB3F

S  _

SF





B_

F

_0

S

S

_0F

_F

_

_

__B





U

S  _S

_

SF_

USB0_B

B_

F_USB3





_



_3U

CPU DRAM

VGA BOOT

- 21 -

Gigabyte Z370XP SLI (rev. 1.0) [21/48] Aftersystemrestart gotobiossetuptoloadfactorydefaults selectloadoptimizeddefaults or

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