ASRock FM2A75 Pro4-M User Manual [en, ru, de, es, fr, it]

Copyright Notice:

No part of this installation guide may be reproduced, transcribed, transmitted, or trans­lated in any language, in any form or by any means, except duplication of documentation
by the purchaser for backup purpose, without written consent of ASRock Inc.
Products and corporate names appearing in this guide may or may not be registered

trademarks or copyrights of their respective companies, and are used only for identica­tion or explanation and to the owners’ benet, without intent to infringe.

Disclaimer:

Specications and information contained in this guide are furnished for informational use

only and subject to change without notice, and should not be constructed as a commit­ment by ASRock. ASRock assumes no responsibility for any errors or omissions that may
appear in this guide.
With respect to the contents of this guide, ASRock does not provide warranty of any kind,
either expressed or implied, including but not limited to the implied warranties or condi-

tions of merchantability or tness for a particular purpose. In no event shall ASRock, its
directors, ofcers, employees, or agents be liable for any indirect, special, incidental, or
consequential damages (including damages for loss of prots, loss of business, loss of

data, interruption of business and the like), even if ASRock has been advised of the pos­sibility of such damages arising from any defect or error in the guide or product.

This device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that may

cause undesired operation.

CALIFORNIA, USA ONLY

The Lithium battery adopted on this motherboard contains Perchlorate, a toxic substance
controlled in Perchlorate Best Management Practices (BMP) regulations passed by the
California Legislature. When you discard the Lithium battery in California, USA, please
follow the related regulations in advance.
“Perchlorate Material-special handling may apply, see
www.dtsc.ca.gov/hazardouswaste/perchlorate”

ASRock Website: http://www.asrock.com

Published July 2013

Copyright©2013 ASRock INC. All rights reserved.

ASRock FM2A75 Pro4-M Motherboard

English

1

Motherboard Layout

SO CKE T FM 2

FM2A75 Pro4-M

AMD

A75 FCH

(Hudson-D3)

Chipset

CMOS

BATTERY

ATXP WR1

DDR3 _A1 (64 b it, 240 -pin mo dule)

DDR3 _A2 (64 b it, 240 -pin mo dule)

DDR3 _B1 (64 b it, 240 -pin mo dule)

DDR3 _B2 (64 b it, 240 -pin mo dule)

DDR3 2600+

64Mb
BIOS

24.4cm (9.6-in)

24. 4cm (9. 6-in)

Super

I/O

ATX12V1

PWR_FAN1

CPU_FAN1

CPU_FAN2

LAN

AUDIO
CODEC

1

CLRCMOS1

Front USB 3.0

SATA3_2

SATA3_5

SATA3_1

SATA3_4

HDLED RESET

PLED PWRBTN

1

PANEL1

CHA_FAN1

SPEAKER1

1

IR1

1

PLED1

1

COM1

1

CIR1

1

1

USB5_6

1

USB7_8

1

USB9_10

HD_AUDIO1

1

1

LPT1

PCIE1

PCIE3

PCI1

DX11

ErP/ EuP Read y

RoHS

USB 3.0
T: USB1
B: USB2

Ps2

Keyboard/

Mouse

HDMI 1

VGA 1

DVI_ CON1

USB 2.0
T: USB1
B: USB2

eSATA

Top:
RJ-45

USB 2.0
T: USB3
B: USB4

Top:

CTR BASS

Center:

REAR SPK

Bottom:

Optical

SPDIF

Top:

LINE IN

Center:

FRONT

Bottom:

MIC IN

Dual G raphi cs

Designed in Taipei

6

7

1

2

4

3

5

8

9

10

11

12

13

14

16

17

15

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

34

35

X

Fast USB

1

USB3_3_4

PCIE2

X

Fast RAM

X

Fast LAN

SATA3_3

CI1

1

33

English

1 Power Fan Connector (PWR_FAN1)
2

ATX 12V Power Connector (ATX12V1)
3 CPU Heatsink Retention Module
4 CPU Socket
5 CPU Fan Connector (CPU_FAN1)
6 CPU Fan Connector (CPU_FAN2)
7 2 x 240-pin DDR3 DIMM Slots
(DDR3_A1, DDR3_B1, Black)
8 2 x 240-pin DDR3 DIMM Slots
(DDR3_A2, DDR3_B2, Black)
9 ATX Power Connector (ATXPWR1)
10 USB 3.0 Header (USB3_3_4, Black)
11 Southbridge Controller
12

Chassis Fan Connector (CHA_FAN1)
13 SPI Flash Memory (64Mb)
14 SATA3 Connector (SATA3_5, Grey)
15 SATA3 Connector (SATA3_4, Grey)
16 SATA3 Connector (SATA3_1, Grey)
17 SATA3 Connector (SATA3_2, Grey)

2

18 SATA3 Connector (SATA3_3, Grey)
19

Chassis Speaker Header (SPEAKER1)
20 Power LED Header (PLED1)
21 System Panel Header (PANEL1)
22 USB 2.0 Header (USB5_6, Black)
23 Clear CMOS Jumper (CLRCMOS1)
24 USB 2.0 Header (USB7_8, Black)
25 Consumer Infrared Module Header
(CIR1, Gray)
26 USB 2.0 Header (USB9_10, Black)
27 Print Port Header (LPT1)
28 COM Port Header (COM1)
29 Infrared Module Header (IR1)
30

Front Panel Audio Header (HD_AUDIO1)
31 PCI Slot (PCI1)
32 PCI Express 2.0 x16 Slot (PCIE3)
33 Chassis Intrusion Header (CI1)
34 PCI Express 2.0 x1 Slot (PCIE2)
35 PCI Express 2.0 x16 Slot (PCIE1)

ASRock FM2A75 Pro4-M Motherboard

I/O Panel

10

1

2

3

4

5

8

6

9

7

15

14

1 PS/2 Mouse/Keyboard Port
(Green/Purple)
2 D-Sub Port (VGA)
3 USB 2.0 Ports (USB_1_2)
* 4 LAN RJ-45 Port
5 Central / Bass (Orange)
6 Rear Speaker (Black)
7 Optical SPDIF Out Port

* There are two LEDs on each LAN port. Please refer to the table below for the LAN
port LED indications.

13

12

8 Line In (Light Blue)
** 9 Front Speaker (Lime)
10 Microphone (Pink)
11 USB 2.0 Ports (USB_3_4)
*** 12 eSATA3 Connector
13 HDMI Port
14 DVI-D Port
15 USB 3.0 Ports (USB3_1_2)

11

LAN Port LED Indications

Activity/Link LED SPEED LED

Status Description Status Description
Off No Link Off 10Mbps connection
Blinking Data Activity Orange 100Mbps connection
On 100Mbps connection Green 1Gbps connection

ASRock FM2A75 Pro4-M Motherboard

ACT/LINK
LED

LAN Port

SPEED
LED

English

3

** If you use a 2-channel speaker, please connect the speaker’s plug into “Front

Speaker Jack”. See the table below for connection details in accordance with the
type of speaker you use.

TABLE for Audio Output Connection

Audio Output

Channels

2 V -- -- -­4 V V -- -­6 V V V -­8 V V V V

To enable Multi-Streaming function, you need to connect a front panel audio cable

to the front panel audio header. After restarting your computer, you will nd “Mixer”

tool on your system. Please select “Mixer ToolBox” , click “Enable play­back multi-streaming”, and click “ok”.

Choose “2CH”, “4CH”, “6CH”, or “8CH” and then you are allowed to select “Realtek
HDA Primary output” to use Rear Speaker, Central/Bass, and Front Speaker, or
select “Realtek HDA Audio 2nd output” to use front panel audio.

Front Speaker

(No. 9)

Rear Speaker

(No. 6)

Central / Bass

(No. 5)

Line In
(No. 8)

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4

*** eSATA3 connector supports SATA Gen3 in cable 1M.

ASRock FM2A75 Pro4-M Motherboard

1. Introduction

Thank you for purchasing ASRock FM2A75 Pro4-M motherboard, a reli­able motherboard produced under ASRock’s consistently stringent quality
control. It delivers excellent performance with robust design conforming to
ASRock’s commitment to quality and endurance.
In this manual, chapter 1 and 2 contains the introduction of the mother­board and step-by-step hardware installation guide. Chapter 3 and 4 con-

tains the conguration guide of BIOS setup and information of the Support

CD.

Because the motherboard specications and the BIOS software

might be updated, the content of this manual will be subject to

change without notice. In case any modications of this manual

occur, the updated version will be available on ASRock’s web-

site without further notice. You may nd the latest VGA cards

and CPU support list on ASRock’s website as well. ASRock
website http://www.asrock.com

If you require technical support related to this motherboard,

please visit our website for specic information about the model

you are using.
www.asrock.com/support/index.asp

1.1 Package Contents

ASRock FM2A75 Pro4-M Motherboard
(Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm)
ASRock FM2A75 Pro4-M Quick Installation Guide
ASRock FM2A75 Pro4-M Support CD
2 x Serial ATA (SATA) Data Cables (Optional)
1 x I/O Panel Shield

ASRock FM2A75 Pro4-M Motherboard

English

5

English

1.2 Specications

Platform - Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x

24.4 cm

- All Solid Capacitor design
CPU - Support for Socket FM2 100W processors

- 4 + 2 Power Phase Design

- Supports AMD’s Cool ‘n’ QuietTM Technology

- UMI-Link GEN2

Chipset - AMD A75 FCH (Hudson-D3)
Memory - Dual Channel DDR3 Memory Technology

- 4 x DDR3 DIMM slots

- Support DDR3 2600+(OC)/2400(OC)/2133(OC)/1866/
1600/1333/1066/800 non-ECC, un-buffered memory
(see CAUTION 1)

- Max. capacity of system memory: 64GB
(see CAUTION 2)

- Supports Intel® Extreme Memory Prole (XMP) 1.3 /

1.2

- Supports AMD Memory Prole (AMP)

Expansion Slot - 2 x PCI Express 2.0 x16 slots (PCIE1 @ x16 mode;
PCIE3 @ x4 mode)

- 1 x PCI Express 2.0 x1 slot

- 1 x PCI slot

- Supports AMD Quad CrossFireXTM, CrossFireXTM and
Dual Graphics
Graphics - AMD Radeon HD 7000 series graphics

- DirectX 11, Pixel Shader 5.0

- Max. shared memory 2GB

- Three VGA Output options: D-Sub, DVI-D and HDMI

- Supports HDMI 1.4a Technology with max. resolution
up to 1920x1200 @ 60Hz

- Supports Dual-link DVI with max. resolution up to
2560x1600 @ 75Hz

- Supports D-Sub with max. resolution up to 1920x
1600 @ 60Hz

6

ASRock FM2A75 Pro4-M Motherboard

- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC
and HBR (High Bit Rate Audio) with HDMI
(see CAUTION 3)

- Supports Blu-ray Stereoscopic 3D with HDMI 1.4a

- Supports AMD Steady VideoTM: New video post
processing capability for automatic jutter reduction on
home/online video

- Supports HDCP with DVI and HDMI ports

- Supports Full HD 1080p Blu-ray (BD) / HD-DVD
playback with DVI and HDMI ports
Audio - 7.1 CH HD Audio with Content Protection
(Realtek ALC892 Audio Codec)

- Premium Blu-ray audio support
LAN - PCIE x1 Gigabit LAN 10/100/1000 Mb/s

- Realtek RTL8111E

- Supports Wake-On-LAN

- Supports LAN Cable Detection

- Supports Energy Efcient Ethernet 802.3az

- Supports PXE
Rear Panel I/O I/O Panel

- 1 x PS/2 Mouse/Keyboard Port

- 1 x D-Sub Port

- 1 x DVI-D Port

- 1 x HDMI Port

- 1 x Optical SPDIF Out Port

- 4 x Ready-to-Use USB 2.0 Ports

- 1 x eSATA3 Connector

- 2 x Ready-to-Use USB 3.0 Ports

- 1 x RJ-45 LAN Port with LED (ACT/LINK LED and
SPEED LED)

- HD Audio Jack: Rear Speaker/Central/Bass/Line in/
Front Speaker/Microphone
SATA 3 - 5 x SATA3 6.0 Gb/s connectors, support RAID (RAID
0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug
USB 3.0
to 5Gb/s

- 2 x Rear USB 3.0 ports, support USB 1.1/2.0/3.0 up

English

ASRock FM2A75 Pro4-M Motherboard

7

English

- 1 x Front USB 3.0 header (supports 2 USB 3.0 ports),
supports USB 1.1/2.0/3.0 up to 5Gb/s
Connector - 5 x SATA3 6.0Gb/s connectors

- 1 x IR header

- 1 x CIR header

- 1 x Print port header

- 1 x COM port header

- 1 x Power LED header

- 1 x Chassis Intrusion header

- 2 x CPU Fan connectors (1 x 4-pin, 1 x 3-pin)

- 1 x Chassis Fan connector (4-pin)

- 1 x Power Fan connector (3-pin)

- 24 pin ATX power connector

- 8 pin 12V power connector

- Front panel audio connector

- 3 x USB 2.0 headers (support 6 USB 2.0 ports)

- 1 x USB 3.0 header (supports 2 USB 3.0 ports)
BIOS Feature - 64Mb AMI UEFI Legal BIOS with GUI support

- Supports “Plug and Play”

- ACPI 1.1 Compliance Wake Up Events

- Supports jumperfree

- SMBIOS 2.3.1 Support

- DRAM, VDDP, VDDR, SB Voltage Multi-adjustment
Support CD - Drivers, Utilities, AntiVirus Software (Trial Version),
CyberLink MediaEspresso 6.5 Trial
Hardware - CPU Temperature Sensing
Monitor - Chassis Temperature Sensing

- CPU/Chassis/Power Fan Tachometer

- CPU/Chassis Quiet Fan

- CPU/Chassis Fan Multi-Speed Control

- CASE OPEN detection

- Voltage Monitoring: +12V, +5V, +3.3V, Vcore
OS - Microsoft® Windows® 7 / 7 64-bit / Vista

TM

/ VistaTM
64-bit / XP SP3 compliant
Certications - FCC, CE, WHQL

- ErP/EuP Ready (ErP/EuP ready power supply is
required)

8

ASRock FM2A75 Pro4-M Motherboard

* For detailed product information, please visit our website:
http://www.asrock.com

WARNING

Please realize that there is a certain risk involved with

overclocking, including adjusting the setting in the BIOS,
applying Untied Overclocking Technology, or using third­party overclocking tools. Overclocking may affect your
system’s stability, or even cause damage to the compo­nents and devices of your system. It should be done at
your own risk and expense. We are not responsible for
possible damage caused by overclocking.

ASRock FM2A75 Pro4-M Motherboard

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9

CAUTION!

1. Whether 2600/2400/2133/1866/1600MHz memory speed
is supported depends on the CPU you adopt. If you want
to adopt DDR3 2600/2400/2133/1866/1600 memory
module on this motherboard, please refer to the memory
support list on our website for the compatible memory
modules.

ASRock website http://www.asrock.com

2. Due to the operating system limitation, the actual
memory size may be less than 4GB for the reservation
for system usage under Windows® 7 / VistaTM / XP. For
Windows® 64-bit OS with 64-bit CPU, there is no such
limitation. You can use ASRock XFast RAM to utilize the
memory that Windows® cannot use.

3. xvYCC and Deep Color are only supported under Win­dows® 7 64-bit / 7. Deep Color mode will be enabled only
if the display supports 12bpc in EDID. HBR is supported
under Windows® 7 64-bit / 7 / VistaTM 64-bit / VistaTM.

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ASRock FM2A75 Pro4-M Motherboard

1.3 Unique Features

ASRock Extreme Tuning Utility (AXTU)

ASRock Extreme Tuning Utility (AXTU) is an all-in-

one tool to ne-tune different system functions in a user­friendly interface, which includes Hardware Monitor, Fan
Control, Overclocking, OC DNA, IES and XFast RAM.
In Hardware Monitor, it shows the major readings of
your system. In Fan Control, it shows the fan speed and
temperature for you to adjust. In Overclocking, you are
allowed to overclock CPU frequency for optimal system
performance. In OC DNA, you can save your OC set­tings as a profile and share it with your friends. Your

friends then can load the OC prole to their own system

to get the same OC settings. In IES (Intelligent Energy
Saver), the voltage regulator can reduce the number of

output phases to improve efciency when the CPU cores

are idle without sacrificing computing performance. In
XFast RAM, it fully utilizes the memory space that can­not be used under Windows® OS 32-bit CPU.

ASRock Instant Boot

ASRock Instant Boot allows you to turn on your PC in

just a few seconds, provides a much more efcient way

to save energy, time, money, and improves system run­ning speed for your system. It leverages the S3 and S4
ACPI features which normally enable the Sleep/Standby
and Hibernation modes in Windows® to shorten boot up

time. By calling S3 and S4 at specic timing during the

shutdown and startup process, Instant Boot allows you
to enter your Windows® desktop in a few seconds.

ASRock Instant Flash

ASRock Instant Flash is a BIOS ash utility embedded

in Flash ROM. This convenient BIOS update tool allows
you to update system BIOS without entering operating

systems rst like MS-DOS or Windows®. With this utility,

ASRock FM2A75 Pro4-M Motherboard

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11

you can press the <F6> key during the POST or the

<F2> key to enter into the BIOS setup menu to access
ASRock Instant Flash. Just launch this tool and save

the new BIOS le to your USB ash drive, oppy disk or

hard drive, then you can update your BIOS only in a few

clicks without preparing an additional oppy diskette or
other complicated ash utility. Please be noted that the
USB ash drive or hard drive must use FAT32/16/12 le

system.

ASRock APP Charger

If you desire a faster, less restricted way of charging your

Apple devices, such as iPhone/iPad/iPod Touch, ASRock
has prepared a wonderful solution for you - ASRock APP
Charger. Simply install the APP Charger driver, it makes
your iPhone charge much quickly from your computer
and up to 40% faster than before. ASRock APP Charger
allows you to quickly charge many Apple devices simul­taneously and even supports continuous charging when
your PC enters into Standby mode (S1), Suspend to
RAM (S3), hibernation mode (S4) or power off (S5). With
APP Charger driver installed, you can easily enjoy the
marvelous charging experience.

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ASRock XFast USB

ASRock XFast USB can boost USB storage device per-

formance. The performance may depend on the proper­ties of the device.

ASRock XFast LAN

ASRock XFast LAN provides a faster internet access,

which includes the benets listed below. LAN Application
Prioritization: You can congure your application’s prior-

ity ideally and/or add new programs. Lower Latency in
Game: After setting online game’s priority higher, it can
lower the latency in games. Traffic Shaping: You can
watch Youtube HD videos and download simultaneously.

ASRock FM2A75 Pro4-M Motherboard

Real-Time Analysis of Your Data: With the status win-

dow, you can easily recognize which data streams you
are transferring currently.

ASRock XFast RAM

ASRock XFast RAM is a new function that is included

into ASRock Extreme Tuning Utility (AXTU). It fully uti­lizes the memory space that cannot be used under Win­dows® OS 32-bit CPU. ASRock XFast RAM shortens the
loading time of previously visited websites, making web

surng faster than ever. And it also boosts the speed of

Adobe Photoshop 5 times faster. Another advantage of
ASRock XFast RAM is that it reduces the frequency of
accessing your SSDs or HDDs in order to extend their
lifespan.

ASRock Crashless BIOS

ASRock Crashless BIOS allows users to update their

BIOS without fear of failing. If power loss occurs during
the BIOS update process, ASRock Crashless BIOS will
automatically finish the BIOS update procedure after
regaining power. Please note that BIOS files need to
be placed in the root directory of your USB disk. Only
USB2.0 ports support this feature.

ASRock OMG (Online Management Guard)

Administrators are able to establish an internet curfew or

restrict internet access at specied times via OMG. You

may schedule the starting and ending hours of internet
access granted to other users. In order to prevent users
from bypassing OMG, guest accounts without permission
to modify the system time are required.

ASRock Internet Flash

ASRock Internet Flash searches for available UEFI rm-

ware updates from our servers. In other words, the sys­tem can auto-detect the latest UEFI from our servers

ASRock FM2A75 Pro4-M Motherboard

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13

and ash them without entering Windows® OS. Please

note that you must be running on a DHCP configured
computer in order to enable this function.

ASRock UEFI System Browser

ASRock UEFI system browser is a useful tool included in

graphical UEFI. It can detect the devices and congura­tions that users are currently using in their PC. With the
UEFI system browser, you can easily examine the cur-

rent system conguration in UEFI setup.

ASRock On/Off Play Technology

ASRock On/Off Play Technology allows users to enjoy

the great audio experience from the portable audio de­vices, such like MP3 player or mobile phone to your PC,
even when the PC is turned off (or in ACPI S5 mode)!
This motherboard also provides a free 3.5mm audio
cable (optional) that ensures users the most convenient
computing environment.

ASRock Dehumidier Function

Users may prevent motherboard damages due to damp-

ness by enabling “Dehumidifier Function”. When en-

abling Dehumidier Function, the computer will power on

automatically to dehumidify the system after entering S4/
S5 state.

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ASRock Easy RAID Installer

ASRock Easy RAID Installer can help you to copy the

RAID driver from a support CD to your USB storage de­vice. After copying the RAID driver to your USB storage
device, please change “SATA Mode” to “RAID”, then you
can start installing the OS in RAID mode.

ASRock Interactive UEFI

ASRock Interactive UEFI is a blend of system congura-

tion tools, cool sound effects and stunning visuals. The

ASRock FM2A75 Pro4-M Motherboard

unprecedented UEFI provides a more attractive interface

and brings a lot more amusement.

ASRock FM2A75 Pro4-M Motherboard

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15

Chapter 2: Installation

This is a micro ATX form factor (9.6" x 9.6", 24.4 x 24.4 cm) motherboard.

Before you install the motherboard, study the conguration of your chassis
to ensure that the motherboard ts into it.

Pre-installation Precautions

Take note of the following precautions before you install motherboard com­ponents or change any motherboard settings.

1. Make sure to unplug the power cord before installing or
removing the motherboard. Failure to do so may cause
physical injuries to you and damages to motherboard com­ponents.

2. In order to avoid damage from static electricity to the moth­erboard’s components, NEVER place your motherboard
directly on a carpet. Also remember to use a grounded wrist
strap or touch a safety grounded object before you handle
the components.

3. Hold components by the edges and do not touch the ICs.

4. Whenever you uninstall any components, place them on a
grounded anti-static pad or in the bag that comes with the
components.

5. When placing screws to secure the motherboard to the
chassis, please do not over-tighten the screws! Doing so
may damage the motherboard.

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ASRock FM2A75 Pro4-M Motherboard

2.1 CPU Installation

o

Step 1. Unlock the socket by lifting the lever up to a 90
Step 2. Position the CPU directly above the socket so that the CPU corner
with the golden triangle matches the small triangle on the socket’s
corner.

Step 3. Carefully insert the CPU into the socket until it ts in place.

The CPU ts only in one correct orientation. DO NOT force

the CPU into the socket to avoid bending of the pins.

Step 4. When the CPU is in place, press it rmly on the socket while you

push down the socket lever to secure the CPU. The lever clicks
on the side tab to indicate that it is locked.

Lever 90° Up

CPU Golden Triangle

Socket Corner Small
Triangle

angle.

STEP 1:
Lift Up The Socket Lever

STEP 2 / STEP 3:
Match The CPU’s Golden
Triangle To The Small
Triangle on the Socket’s
Corner

STEP 4:
Push Down And Lock
The Socket Lever

2.2 Installation of CPU Fan and Heatsink

After you install the CPU into this motherboard, it is necessary
to install a compatible heatsink and cooling fan to dissipate heat.
You also need to spray thermal grease between the CPU and
the heatsink to improve heat dissipation. Make sure that the
CPU and the heatsink are securely fastened and in good con­tact with each other. Then connect the CPU fan to the CPU FAN
connector (CPU_FAN1, see Page 2, No. 5 or CPU_FAN2, see
Page 2, No. 6). For proper installation, please kindly refer to the
instruction manual of the CPU fan and the heatsink.

ASRock FM2A75 Pro4-M Motherboard

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17

2.3 Installation of Memory Modules (DIMM)

This motherboard provides four 240-pin DDR3 (Double Data Rate 3)
DIMM slots, and supports Dual Channel Memory Technology. For dual
channel conguration, you always need to install identical (the same
brand, speed, size and chip-type) DDR3 DIMM pairs. In other words,
you have to install identical DDR3 DIMM pairs in Dual Channel A
(DDR3_A1 and DDR3_B1, see p.2 No. 7) or identical DDR3 DIMM
pairs in Dual Channel B (DDR3_A2 and DDR3_B2, see p.2 No. 8), so
that Dual Channel Memory Technology can be activated. This moth­erboard also allows you to install four DDR3 DIMMs for dual channel

conguration, please install identical DDR3 DIMMs in all four slots.
You may refer to the Dual Channel Memory Conguration Table below.

Dual Channel Memory Congurations

DDR3_A1

(Blue Slot)
(1) Populated - Populated ­(2) - Populated - Populated
(3) Populated Populated Populated Populated

* For conguration (3), please install identical DDR3 DIMMs in all four
slots.

DDR3_A2

(White Slot)

DDR3_B1

(Blue Slot)

DDR3_B2

(White Slot)

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18

1. If you want to install two memory modules, for optimal com­patibility and reliability, it is recommended to install them in
DDR3_A1 and DDR3_B1 or in DDR3_A2 and DDR3_B2.

2. If only one memory module or three memory modules are
installed in the DDR3 DIMM slots on this motherboard, it is
unable to activate the Dual Channel Memory Technology.

3. If a pair of memory modules is NOT installed in the same
Dual Channel, for example, installing a pair of memory
modules in DDR3_A1 and DDR3_A2, it is unable to acti­vate Dual Channel Memory Technology.

4. It is not allowed to install a DDR or DDR2 memory module
into a DDR3 slot; otherwise, this motherboard and DIMM
may be damaged.

ASRock FM2A75 Pro4-M Motherboard

5. If you adopt DDR3 2600/2400/2133/1866/1600 memory
modules on this motherboard, it is recommended to install
them on DDR3_A2 and DDR3_B2 slots.

Installing a DIMM

Please make sure to disconnect the power supply before add­ing or removing DIMMs or system components.

Step 1. Unlock a DIMM slot by pressing the retaining clips outward.
Step 2. Align a DIMM on the slot such that the notch on the DIMM
matches the break on the slot.

The DIMM only ts in one correct orientation. It will cause per­manent damage to the motherboard and the DIMM if you force
the DIMM into the slot at incorrect orientation.

Step 3. Firmly insert the DIMM into the slot until the retaining clips at both
ends fully snap back in place and the DIMM is properly seated.

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2.4 Expansion Slots (PCI and PCI Express Slots)

There is 1 PCI slot and 3 PCI Express slots on this motherboard.
PCI Slot: The PCI slot is used to install expansion cards that have 32-bit
PCI interface.
PCIE Slots: PCIE1 (PCIE x16 slot) is used for PCI Express x16 lane width

graphics cards, or used to install PCI Express graphics cards to
support CrossFireXTM function.

PCIE2 (PCIE x1 slot) is used for PCI Express cards with x1 lane

width. Such as Gigabit LAN card or SATA2 cards, etc.

PCIE3 (PCIE x16 slot) is used for PCI Express x4 lane width

cards, or used to install PCI Express graphics cards to support
CrossFireXTM function.

1. In single VGA card mode, it is recommended to install a

PCI Express x16 graphics card on PCIE1 slot.

2. In CrossFireXTM mode, please install PCI Express x16

graphics cards on PCIE1 and PCIE3 slots.

Installing an expansion card

Step 1. Before installing the expansion card, please make sure that the

power supply is switched off and the power cord is unplugged.
Please read the documentation of the expansion card and make
necessary hardware settings for the card before you start the
installation.

Step 2. Remove the system unit cover (if your motherboard is already

installed in a chassis).

Step 3. Remove the bracket facing the slot that you intend to use. Keep

the screws for later use.

Step 4. Align the card connector with the slot and press rmly until the

card is completely seated on the slot.
Step 5. Fasten the card to the chassis with screws.
Step 6. Replace the system cover.

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ASRock FM2A75 Pro4-M Motherboard

2.5 CrossFireXTM and Quad CrossFireXTM Operation Guide

This motherboard supports CrossFireXTM and Quad CrossFireXTM.
CrossFireXTM technology offers the most advantageous means available
of combining multiple high performance Graphics Processing Units (GPU)
in a single PC. Combining a range of different operating modes with
intelligent software design and an innovative interconnect mechanism,
CrossFireXTM enables the highest possible level of performance and image
quality in any 3D application. Currently CrossFireXTM feature is supported
with Windows® XP with Service Pack 2 / VistaTM / 7 OS. Quad CrossFireX
feature are supported with Windows® VistaTM / 7 OS only. Please check
AMD website for AMD CrossFireXTM driver updates.

1. If a customer incorrectly congures their system they will not see

the performance benefits of CrossFireXTM. All three CrossFireXTM
components, a CrossFireXTM Ready graphics card, a CrossFireXTM
Ready motherboard and a CrossFireXTM Edition co-processor
graphics card, must be installed correctly to benefit from the
CrossFireXTM multi-GPU platform.

2. If you pair a 12-pipe CrossFireXTM Edition card with a 16-pipe card,
both cards will operate as 12-pipe cards while in CrossFireXTM
mode.

TM

2.5.1 Graphics Card Setup

Different CrossFireXTM cards may require different methods to enable

CrossFireXTM feature. For other CrossFireXTM cards that AMD has re­leased or will release in the future, please refer to AMD graphics card
manuals for detailed installation guide.

Step 1. Insert one Radeon graphics card into PCIE1 slot and the other

Radeon graphics card to PCIE3 slot. Make sure that the cards are
properly seated on the slots.

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Step 2. Connect two Radeon graphics cards by installing a CrossFire

Bridge on the top of the Radeon graphics cards. (The Cross­Fire Bridge is provided with the graphics card you purchase, not
bundled with this motherboard. Please refer to your graphics card
vendor for details.)

CrossFire Bridge

or

Step 3. Connect the DVI monitor cable to the DVI connector on the Rad-

eon graphics card on PCIE1 slot. (You may use the DVI to D-Sub
adapter to convert the DVI connector to D-Sub interface, and then
connect the D-Sub monitor cable to the DVI to D-Sub adapter.)

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ASRock FM2A75 Pro4-M Motherboard

2.5.2 Driver Installation and Setup

Step 1. Power on your computer and boot into OS.
Step 2. Remove the AMD driver if you have any VGA driver installed in

your system.

The Catalyst Uninstaller is an optional download. We recommend using

this utility to uninstall any previously installed Catalyst drivers prior to in­stallation. Please check AMD’s website for AMD driver updates.

Step 3. Install the required drivers to your system.

For Windows® XP OS:
A. AMD recommends Windows® XP Service Pack 2 or higher to
be installed (If you have Windows® XP Service Pack 2 or higher
installed in your system, there is no need to download it again):
http://www.microsoft.com/windowsxp/sp2/default.mspx
B. You must have Microsoft .NET Framework installed prior to
downloading and installing the CATALYST Control Center.
Please check Microsoft website for details.

For Windows® 7 / VistaTM OS:

Install the CATALYST Control Center. Please check AMD’s web-

site for details.

Step 4. Restart your computer.
Step 5. Install the VGA card drivers to your system, and restart your com-

puter. Then you will nd “AMD Catalyst Control Center” on your

Windows® taskbar.

AMD Catalyst Control Center

Step 6. Double-click “AMD Catalyst Control Center”. Click “View”, select

“CrossFireXTM”, and then check the item “Enable CrossFireXTM”.
Select “2 GPUs” and click “Apply” (if you install two Radeon
graphics cards).

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Although you have selected the option “Enable CrossFireTM”, the Cross-

FireXTM function may not work actually. Your computer will automatically

reboot. After restarting your computer, please conrm whether the option

“Enable CrossFireTM” in “AMD Catalyst Control Center” is selected or not;

if not, please select it again, and then you are able to enjoy the benet of

CrossFireX

TM

feature.

Step 7. You can freely enjoy the benet of CrossFireXTM or Quad CrossFi-

reXTM feature.

* CrossFireXTM appearing here is a registered trademark of AMD Technologies Inc.,

and is used only for identication or explanation and to the owners’ benet,

without intent to infringe.
* For further information of AMD CrossFireXTM technology, please check AMD’s
website for updates and details.

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ASRock FM2A75 Pro4-M Motherboard

2.6 Jumpers Setup

The illustration shows how jumpers are
setup. When the jumper cap is placed on
pins, the jumper is “Short”. If no jumper cap
is placed on pins, the jumper is “Open”. The
illustration shows a 3-pin jumper whose
pin1 and pin2 are “Short” when jumper cap
is placed on these 2 pins.

Clear CMOS Jumper

(CLRCMOS1)
(see p.2, No. 23)

CLRCMOS1 allows you to clear the data in CMOS. To clear and reset
the system parameters to default setup, please turn off the computer and
unplug the power cord from the power supply. After waiting for 15 seconds,
use a jumper cap to short pin2 and pin3 on CLRCMOS1 for 5 seconds.
However, please do not clear the CMOS right after you update the BIOS.

If you need to clear the CMOS when you just nish updating the BIOS,
you must boot up the system rst, and then shut it down before you do the

clear-CMOS action. Please be noted that the password, date, time, user

default prole, 1394 GUID and MAC address will be cleared only if the

CMOS battery is removed.

Clear CMOSDefault

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2.7 Onboard Headers and Connectors

Onboard headers and connectors are NOT jumpers. Do NOT
place jumper caps over these headers and connectors. Plac­ing jumper caps over the headers and connectors will cause
permanent damage to the motherboard!

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Serial ATA3 Connectors

(SATA3_1:
see p.2, No. 16)
(SATA3_2:
see p.2, No. 17)
(SATA3_3:
see p.2, No. 18)
(SATA3_4:
see p.2, No. 15)
(SATA3_5:
see p.2, No. 14)

SATA3_3 SATA3_2 SATA3_1

Serial ATA (SATA)
Data Cable

(Optional)

Print Port Header

(25-pin LPT1)
(see p.2, No. 27)

SATA3_5 SATA3_4

These ve Serial ATA3

(SATA3) connectors sup­port SATA data cables for
internal storage devices.
The current SATA3 interface
allows up to 6.0 Gb/s data
transfer rate.

Either end of the SATA data
cable can be connected to
SATA / SATA2 / SATA3 hard
disks or the SATA2 / SATA3
connectors on this mother­board.

This is an interface for print
port cables that allows con­venient connection of printer
devices.

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ASRock FM2A75 Pro4-M Motherboard

USB 2.0 Headers
and Ports

(9-pin USB5_6)
(see p.2, No. 22)

(9-pin USB7_8)
(see p.2, No. 24)

(9-pin USB9_10)
(see p.2, No. 26)

Besides four default USB 2.0
ports on the I/O panel, there
are three USB 2.0 headers
on this motherboard. Each
USB 2.0 header can support
two USB 2.0 ports.

USB 3.0 Header

(19-pin USB3_3_4)
(see p.2, No. 10)

Infrared Module Header

(5-pin IR1)
(see p.2, No. 29)

Consumer Infrared
Module Header

(4-pin CIR1)
(see p.2, No. 25)

ASRock FM2A75 Pro4-M Motherboard

Besides two default USB 3.0
ports on the I/O panel, there
is one USB 3.0 header on
this motherboard. Each USB

3.0 header can support two
USB 3.0 ports.

This header supports an
optional wireless transmit­ting and receiving infrared
module.

This header can be used
to connect the remote
controller receiver.

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Front Panel Audio Header

(9-pin HD_AUDIO1)
(see p.2, No. 30)

1. High Denition Audio supports Jack Sensing, but the panel

wire on the chassis must support HDA to function correctly.
Please follow the instructions in our manual and chassis
manual to install your system.

2. If you use an AC’97 audio panel, please install it to the front
panel audio header by the steps below:
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to
OUT2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for HD audio panel only. You
don’t need to connect them for AC’97 audio panel.
E. To activate the front mic.
For Windows® XP OS:
Select “Mixer”. Select “Recorder”. Then click “FrontMic”.
For Windows® 7 / 7 64-bit / VistaTM / VistaTM 64-bit OS:
Go to the "FrontMic" Tab in the Realtek Control panel.
Adjust “Recording Volume”.

This is an interface for the
front panel audio cable that
allows convenient connec­tion and control of audio
devices.

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System Panel Header

(9-pin PANEL1)
(see p.2, No. 21)

Connect the power switch, reset switch and system status indica-

tor on the chassis to this header according to the pin assignments
below. Note the positive and negative pins before connecting the
cables.

ASRock FM2A75 Pro4-M Motherboard

This header accommodates
several system front panel
functions.

PWRBTN (Power Switch):
Connect to the power switch on the chassis front panel. You may

congure the way to turn off your system using the power switch.

RESET (Reset Switch):

Connect to the reset switch on the chassis front panel. Press the

reset switch to restart the computer if the computer freezes and

fails to perform a normal restart.
PLED (System Power LED):
Connect to the power status indicator on the chassis front panel.

The LED is on when the system is operating. The LED keeps

blinking when the sys-tem is in S1/S3 sleep state. The LED is off

when the system is in S4 sleep state or powered off (S5).
HDLED (Hard Drive Activity LED):
Connect to the hard drive activity LED on the chassis front panel.

The LED is on when the hard drive is reading or writing data.

The front panel design may differ by chassis. A front panel mod-

ule mainly consists of power switch, reset switch, power LED,

hard drive activity LED, speaker and etc. When connecting your

chassis front panel module to this header, make sure the wire as-

signments and the pin assignments are matched correctly.

Chassis Speaker Header

(4-pin SPEAKER1)
(see p.2, No. 19)

Power LED Header

(3-pin PLED1)
(see p.2, No. 20)

ASRock FM2A75 Pro4-M Motherboard

Please connect the chassis
speaker to this header.

Please connect the chassis
power LED to this header
to indicate system power
status. The LED is on when
the system is operating. The
LED keeps blinking in S1
state. The LED is off in S3/
S4 state or S5 state (power
off).

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Chassis and Power
Fan Connectors

(4-pin CHA_FAN1)
(see p.2, No. 12)

(4-pin PWR_FAN1)
(see p.2, No. 1)

Please connect the fan
cables to the fan connectors
and match the black wire to
the ground pin.

CPU Fan Connectors

(4-pin CPU_FAN1)
(see p.2, No. 5)

Though this motherboard provides a 4-Pin CPU fan (Quiet Fan)

connector, 3-Pin CPU fans can still work successfully even with­out the fan speed control function. If you plan to connect a 3-Pin
CPU fan to the CPU fan connector on this motherboard, please
connect it to Pin 1-3.

(3-pin CPU_FAN2)
(see p.2, No. 6)

ATX Power Connector

(24-pin ATXPWR1)
(see p.2, No. 9)

12 124

Pin 1-3 Connected

3-Pin Fan Installation

13

Please connect the CPU fan
cable to the connector and
match the black wire to the
ground pin.

Please connect an ATX pow­er supply to this connector.

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Though this motherboard provides a 24-pin ATX

power connector, it can still work if you adopt a
traditional 20-pin ATX power supply. To use a 20­pin ATX power supply, please plug your power
supply along Pin 1 and Pin 13.

20-Pin ATX Power Supply Installation

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