Asus EX-B250-V7 - Page 10

1-2
Chapter 1: Product introduction
ATX power connectors (24-pin EATXPWR, 8-pin EATX12V)
These connectors are for ATX power supply plugs. The power supply plugs are
designedtottheseconnectorsinonlyoneorientation.Findtheproperorientation
andpushdownrmlyuntiltheconnectorscompletelyt.
• Forafullyconguredsystem,werecommendthatyouuseapowersupply
unit(PSU)thatcomplieswithATX12VSpecication2.0(orlaterversion)
andprovidesaminimumpowerof350W.
• DONOTforgettoconnectthe8-pinEATX+12Vpowerplug.Otherwise,
thesystemwillnotbootup.
• WerecommendthatyouuseaPSUwithhigherpoweroutputwhen
conguringasystemwithmorepower-consumingdevicesorwhenyou
intendtoinstalladditionaldevices.Thesystemmaybecomeunstableor
maynotbootupifthepowerisinadequate.
• Ifyouareuncertainabouttheminimumpowersupplyrequirementforyour
system,refertotheRecommendedPowerSupplyWattageCalculator
athttp://support.asus.com/PowerSupplyCalculator/PSCalculator.
aspx?SLanguage=en-usfordetails.
CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN, 4-pin
W_PUMP+)
Connectthefancablestothefanconnectorsonthemotherboard,ensuringthatthe
blackwireofeachcablematchesthegroundpinoftheconnector.
Donotforgettoconnectthefancablestothefanconnectors.Insufcientair
owinsidethesystemmaydamagethemotherboardcomponents.Theseare
notjumpers!Donotplacejumpercapsonthefanconnectors!TheCPU_FAN
connectorsupportsaCPUfanofmaximum1A(12W)fanpower.
Intel
®
LGA1151 CPU socket
InstallIntel
®
LGA1151CPUintothissurfacemountLGA1151socket,whichis
designedfor7thGenerationIntel
®
Core™i7/i5/i3,Pentium
®
,andCeleron
®

processors.
Formoredetails,refertoCentral Processing Unit (CPU).
DDR4 DIMM slots
Install2GB,4GB,8GB,and16GBnon-ECCDDR4DIMMsintotheseDIMMsockets.
Formoredetails,refertoSystem memory.
USB 3.0 connector (20-1 pin USB3_12)
ConnectaUSB3.0moduletothisconnectorforadditionalUSB3.0frontorrear
panelports.ThisconnectorcomplieswithUSB3.0specicationsandprovides
fasterdatatransferspeedsofupto5Gbps,fasterchargingtimeforUSB-
chargeabledevices,optimizedpowerefciency,andbackwardcompatibilitywith
USB2.0.