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6 | UEFI BIOS Setup

UEFI BIOS Setup

Introduction

The purpose of this manual is to describe the settings in the AMI UEFI BIOS Setup program on this 

motherboard. The Setup program allows users to modify the basic system configuration and save 

these settings to NVRAM.

UEFI BIOS determines what a computer can do without accessing programs from a disk. This 

system controls most of the input and output devices such as keyboard, mouse, serial ports and 

disk drives. BIOS activates at the first stage of the booting process, loading and executing the 

operating system. Some additional features, such as virus and password protection or chipset 

fine-tuning options are also included in UEFI BIOS. 

The rest of this manual will to guide you through the options and settings in UEFI BIOS Setup.

Plug and Play Support

This AMI UEFI BIOS supports the Plug and Play Version 1.0A specification.

EPA Green PC Support

This AMI UEFI BIOS supports Version 1.03 of the EPA Green PC specification.

ACPI Support

AMI ACPI UEFI BIOS support Version 1.0/2.0 of Advanced Configuration and Power interface 

specification (ACPI). It provides ASL code for power management and device configuration 

capabilities as defined in the ACPI specification, developed by Microsoft, Intel and Toshiba.

PCI Bus Support

This AMI UEFI BIOS also supports Version 2.3 of the Intel PCI (Peripheral Component Interconnect) 

local bus specification.

Using Setup

When starting up the computer, press 

<Del>

 during the 

Power-On Self-Test (POST)

 to enter the 

UEFI BIOS setup utility.

In the UEFI BIOS setup utility, you will see 

General Help

 description at the top right corner, and 

this is providing a brief description of the selected item. 

Navigation Keys

 for that particular menu 

are at the bottom right corner, and you can use these keys to select item and change the settings. 

Note

  

»

The default UEFI BIOS settings apply for most conditions to ensure optimum performance of the 

motherboard. If the system becomes unstable after changing any settings, please load the default 

settings to ensure system’s compatibility and stability. Use Load Setup Default under the Exit Menu.

  

»

For better system performance, the UEFI BIOS firmware is being continuously updated. The UEFI BIOS 

information described in this manual is for your reference only. The actual UEFI BIOS information and 

settings on board may be slightly different from this manual.

  

»

The content of this manual is subject to be changed without notice. We will not be responsible for any 

mistakes found in this user’s manual and any system damage that may be caused by wrong-settings.

Summary of Contents for B350ET2

Page 1: ...BIOS Update 2 UEFI BIOS Setup 6 1 Main Menu 7 2 Advanced Menu 8 3 Chipset Menu 22 4 Boot Menu 26 5 Security Menu 28 6 O N E Menu 30 7 Exit Menu 34 BIOS User Guide B350ET2...

Page 2: ...llows storage device with FAT32 16 format and single partition Shutting down or resetting the system while updating the BIOS will lead to system boot failure Updating BIOS with BIOSTAR BIOS FLASHER 1...

Page 3: ...he BIOS Update is completed BIOS Update Utility through the Internet 1 Installing BIOS Update Utility from the DVD Driver 2 Please make sure the system is connected to the internet before using this f...

Page 4: ...restart the computer Then the BIOS Update is completed BIOS Update Utility through a BIOS file 1 Installing BIOS Update Utility from the DVD Driver 2 Download the proper BIOS from http www biostar co...

Page 5: ...IOS setup After entering the BIOS setup please go to the Save Exit using the Restore Defaults function to load Optimized Defaults and select Save Changes and Reset to restart the computer Then the BIO...

Page 6: ...ed in the ACPI specification developed by Microsoft Intel and Toshiba PCI Bus Support This AMI UEFI BIOS also supports Version 2 3 of the Intel PCI Peripheral Component Interconnect local bus specific...

Page 7: ...OS Information It shows system information including UEFI BIOS version Project Code Model Name Build Date and etc Total Memory Shows system memory size VGA shard memory will be excluded System Languag...

Page 8: ...evices Note Beware of that setting inappropriate values in items of this menu may cause system to malfunction Trusted Computing Security Device Support This item enables or disables BIOS support for s...

Page 9: ...ult Disabled Endorsement Hierarchy This item enables or disables Endorsement Hierarchy Options Enabled Default Disabled TPM2 0 UEFI Spec Version This item select the TCG2 Spec Version support TCG_1_2...

Page 10: ...up from S5 The item enables the system to wake from S5 using PME event Options Disabled Default Enabled Wake system with Fixed Time This item enables or disables the system to wake on by alarm event W...

Page 11: ...Specific key PS2 Mouse PowerOn This item allows you to control the mouse power on function Options Disabled Default Enabled SATA Configuration OnChip SATA function This item enables or disables OnChi...

Page 12: ...12 2 Advanced Menu Promontory Common Options PT USB Configuration Options PT XHCI GEN1 2 Options Auto Default Disabled Enabled...

Page 13: ...peed Control Mode This item provides several operation modes of the fan Options Manual Quiet Aggressive Fan Ctrl OFF C When CPU temperature is lower than this value the CPU fan will keep lowest RPM Op...

Page 14: ...ed or Disabled Serial Port COM Options Enabled Default Disabled Change Settings This item select an optimal settings for Super IO Device Options Auto Default IO 3F8h IRQ 4 IO 3F8h IRQ 3 4 5 6 7 9 10 1...

Page 15: ...This item allows you to set up the CPU shutdown Temperature Options Disabled Default 70 C 158 F 75 C 167 F 80 C 176 F 85 C 185 F 90 C 194 F CPU Configuration This item shows CPU Information PowerNow T...

Page 16: ...ttings PCI Latency Timer This item value to be programmed into PCI Latency Timer Register Options 32 PCI Bus Clocks Default 64 PCI Bus Clocks 96 PCI Bus Clocks 128 PCI Bus Clocks 160 PCI Bus Clocks 19...

Page 17: ...les PCI Express Device No Snoop option Options Enabled Default Disabled Maximum Payload This item set Maximum Payload of PCI Express Device or allow System BIOS to select the value Options Auto Defaul...

Page 18: ...upport This item enables or disables IPv4 HTTP Boot Support If disabled IPV4 HTTP boot option will not be created Options Disabled Default Enabled IPv6 PXE Support This item enables or disables IPv6 P...

Page 19: ...esponse This item BIOS reaction on INT19 trapping by Option ROM IMMEDIATE execute the trap right away POSTPONED execute the trap during legacy boot Options Postponed Default Immediate Boot option filt...

Page 20: ...ity This item for PCI devices other than Network Mass storage or Video defines which OpROM to launch Options UEFI Default Legacy Do not launch NVMe Configuration The item shows NVMe controller and dri...

Page 21: ...and off This is a workaround for OSes without XHCI hand off support The XHCI ownership change should be claimed by XHCI driver Options Enabled Default Disabled EHCI Hand off This is a workaround for O...

Page 22: ...ersonal Computer Interconnect is a system which allows I O devices to operate at speeds nearing the speed of the CPU itself uses when communicating with its own special components Note Beware of that...

Page 23: ...CI Controller This item enables disables XHCI Controller Options Enabled Default Disabled EHCI HC Bus 0 Dev 18 Fn 0 Options Auto Default Disabled Enabled North Bridge IOMMU This item enables or disabl...

Page 24: ...controller the Integrated Graphics function Options Auto Default Disabled UMA Frame Buffer Size This item allows you to set UMA FB Size Options Auto Default 32M 64M 128M 256M 512M 1G 2G PSPP Policy Th...

Page 25: ...T2 Onboard Device Realtek PCIE NIC This item enables or disables Realtek PCIE NIC Options Enabled Default Disabled Onboard LAN Option ROM This item enables or disables Onboard LAN Option ROM Options D...

Page 26: ...n Options Enabled Default Disabled Fast Boot This item allows you to enable disable boot with initialization of a minimal set of devices required to launch active boot option Has no effect for BBS boo...

Page 27: ...Options Enabled Default Disabled Network Stack Driver Support If Disabled Network Stack Drivers will be skipped Options Disabled Default Enabled Redirection Support If Disabled Redirection function wi...

Page 28: ...28 5 Security Menu 5 Security Menu Administrator Password This item sets Administrator Password User Password This item sets User Password Secure Boot Menu...

Page 29: ...PK Set new Allows you set new PK file Key Exchange Keys Set new Key Allows you set new KEK file Append Key Allows you append Var to KEK Authorized Signatures Set new Key Allows you set new DB file Ap...

Page 30: ...enu may cause system to malfunction Values in Red Danger Values in Yellow Warning Values in White Normal Memory Clock Mode This item select the DRAM Frequency programming method If Auto the DRAM speed...

Page 31: ...6 O N E Menu 31 B350ET2 Memory Insight DIMM Profile These items display memory information...

Page 32: ...ine Breathe RED This item allows you to adjust the value for RED color model Range 0 255 Options 0 Default GREEN This item allows you to adjust the value for GREEN color model Range 0 255 Options 0 De...

Page 33: ...00 V CPU_SOC Voltage This item CPU_SOC Voltage Control Options Auto Default 0 020 V 0 040 V 0 060 V 0 080 V 0 100 V 0 120 V 0 140 V 0 160 V 0 180 V 0 200 V VDDP Voltage This item VDDP Voltage Control...

Page 34: ...Changes and Exit Abandon all changes made during the current session and exit setup Save Changes and Reset Reset the system after saving the changes Restore Defaults Restore Load Default values for al...

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