Motherboard

EX-B85M-V

ii

E10929

First Edition

March 2016

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DEFECT OR ERROR IN THIS MANUAL OR PRODUCT.

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INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE,

AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO

This product contains copyrighted software that is licensed under the General Public License (“GPL”),

under the Lesser General Public License Version (“LGPL”) and/or other Free Open Source Software

Licenses. Such software in this product is distributed without any warranty to the extent permitted by the

applicable law. Copies of these licenses are included in this product.

Where the applicable license entitles you to the source code of such software and/or other additional data,

you may obtain it for a period of three years after our last shipment of the product, either

(1) for free by downloading it from http://support.asus.com/download

or

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where you want to have it shipped to, by sending a request to:

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the product and describing the problem (please DO NOT send large attachments such as source code

archives, etc. to this email address).

Chapter 1 Product introduction

Motherboard overview ............................................................................. 1-1

Central Processing Unit (CPU) ................................................................ 1-7

System memory ........................................................................................ 1-8

Chapter 2 BIOS information

BIOS setup program ................................................................................. 2-1

EZ Mode ..................................................................................................... 2-2

Advanced Mode ........................................................................................ 2-3

Exit menu ................................................................................................... 2-4

Appendices

iv

• When adding or removing devices to or from the system, ensure that the power cables

for the devices are unplugged before the signal cables are connected. If possible,

disconnect all power cables from the existing system before you add a device.

• Before connecting or removing signal cables from the motherboard, ensure that all

power cables are unplugged.

• Seek professional assistance before using an adapter or extension cord. These devices

could interrupt the grounding circuit.

• Ensure that your power supply is set to the correct voltage in your area. If you are not

sure about the voltage of the electrical outlet you are using, contact your local power

company.

cables are not damaged. If you detect any damage, contact your dealer immediately.

• To avoid short circuits, keep paper clips, screws, and staples away from connectors,

slots, sockets and circuitry.

• Avoid dust, humidity, and temperature extremes. Do not place the product in any area

where it may be exposed to moisture.

• Place the product on a stable surface.

• If you encounter technical problems with the product, contact a qualied service

technician or your retailer.

About this guide

This user guide contains the information you need when installing and conguring the

motherboard.

• Chapter 2: BIOS information

This chapter discusses changing system settings through the BIOS Setup menus.

Detailed descriptions for the BIOS parameters are also provided.

Refer to the following sources for additional information and for product and software

updates.

throughout this manual.

Typography

vi

Package contents

Check your motherboard package for the following items.

(continued on the next page)

viii

Specications are subject to change without notice.

Internal

connectors

1 x Chassis fan connectors (4-pin)

1 x Front panel audio connector

1 x 24-pin EATX power connector

1 x 8-pin EATX 12V power connector

1 x Clear CMOS header (2-pin))

1 x Speaker connector

1x S/PDIF out connector

1 x System panel connector

BIOS features

64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.7, ACPI

EZ Update

OS support

Windows

®

10*

Windows

®

8.1

Windows

®

uATX Form Factor, 8.9” x 7.0” in (22.6 cm x 17.78cm)

ASUS EX-B85M-V

1-1

Product introduction

Motherboard overview

• Unplug the power cord from the wall socket before touching any component.

• Before handling components, use a grounded wrist strap or touch a safely grounded

object or a metal object, such as the power supply case, to avoid damaging them due

to static electricity.

Scan the QR code to get the detailed pin denitions.

6

7

1-8

Channel A DIMM_A1

Channel B DIMM_B1

• You may install varying memory sizes in Channel A and Channel B. The system

maps the total size of the lower-sized channel for the dual-channel conguration. Any

excess memory from the higher-sized channel is then mapped for single-channel

operation.

• Due to Intel

• According to Intel

the CPU.

• Due to the memory address limitation on 32-bit Windows

®

OS, when you install 4GB

or more memory on the motherboard, the actual usable memory for the OS can be

about 3GB or less. For effective use of memory, we recommend that you do any of the

following:

- For more details, refer to the Microsoft

• This motherboard does not support DIMMs made up of 512 megabits (Mb) chips or

less.

• Memory modules with memory frequency higher than 2133 MHz and its corresponding

timing or the loaded X.M.P. Prole is not the JEDEC memory standard. The stability

and compatibility of these memory modules depend on the CPU’s capabilities and

memory load (2 DIMMs).

• Refer to www.asus.com for the latest Memory QVL (Qualied Vendors List)

ASUS EX-B85M-V

1-9

Installing a DIMM

2

3

A

Use the BIOS Setup program to update the BIOS or congure its parameters. The BIOS

screens include navigation keys and brief online help to guide you in using the BIOS Setup

program.

Entering BIOS Setup at startup

To enter BIOS Setup at startup:

Press <Delete> or <F2> during the Power-On Self Test (POST). If you do not press <Delete>

or <F2>, POST continues with its routines.

Entering BIOS Setup after POST

To enter BIOS Setup after POST:

• Press <Ctrl>+<Alt>+<Del> simultaneously.