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Asus H81M-C User Manual

Asus H81M-C
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2-38
Chapter 2: Getting started
Load PK from File
Allows you to load the downloaded PK from a USB storage device.
The PK le must be formatted as a UEFI variable structure with time-based authenticated
variable.
KEK Management
The KEK (Key-exchange Key or Key Enrollment Key) manages the Signature database
(db) and Revoked Signature database (dbx).
Key-exchange Key (KEK) refers to Microsoft
®
Secure Boot Key-Enrollment Key (KEK).
Delete the KEK
Allows you to delete the KEK from your system. Conguration options:
[Yes] [No]
Load KEK from File
Allows you to load the downloaded KEK from a USB storage device.
Append KEK from le
Allows you to load the additional KEK from a storage device for an
additional db and dbx loaded management.
The KEK le must be formatted as a UEFI variable structure with time-based authenticated
variable.
DB Management
The db (Authorized Signature database) lists the signers or images of UEFI
applications, operating system loaders, and UEFI drivers that you can load on the
single computer.
Delete the db
Allows you to delete the db le from your system. Conguration options:
[Yes] [No]
Load db from File
Allows you to load the downloaded db from a USB storage device.
Append db from le
Allows you to load the additional db from a storage device so that more
images can be loaded securely.
The DB le must be formatted as a UEFI variable structure with time-based authenticated
variable.
DBX Management
The dbx (Revoked Signature database) lists the forbidden images of db items that are
no longer trusted and cannot be loaded.
Delete the DBX
Allows you to delete the DBX le from your system. Conguration options:
[Yes] [No]
Load DBX from File
Allows you to load the downloaded DBX from a USB storage device.
Append DBX from le

Table of Contents

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Asus H81M-C Specifications

General IconGeneral
Memory slots typeDIMM
Number of memory slots2
Supported memory typesDDR3-SDRAM
Maximum internal memory16 GB
Supported memory clock speeds1066, 1333, 1666 MHz
Processor socketLGA 1150 (Socket H3)
Processor manufacturerIntel
Compatible processor seriesIntel Celeron, Intel Pentium
S/PDIF out connectorYes
Number of COM connectors1
Number of SATA connectors4
USB 3.2 Gen 1 (3.1 Gen 1) connectors0
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Audio chipRealtek ALC887
Component forPC
Power source typeATX
Motherboard chipsetIntel® H81
Audio output channels7.1 channels
Motherboard form factormicro ATX
Windows operating systems supportedWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64
Supported storage drive interfacesSATA II, SATA III
Maximum resolution1920 x 1200 pixels
Maximum graphics card memory1024 MB
Parallel processing technology supportNot supported
Cables includedSATA
LAN controllerRealtek RTL8111G
Ethernet interface typeGigabit Ethernet
BIOS typeAMI
ACPI version2.0a
BIOS memory size64 Mbit
Weight and Dimensions IconWeight and Dimensions
Depth178 mm
Width244 mm

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