ASROCK A520M/ac Manual de usuario

Version 1.0

Published July 2020

No part of this documentation 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 documentation 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 documentation 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 documentation.

With respect to the contents of this documentation, ASRock does not provide

warranty of any kind, either expressed or implied, including but not limited to

the implied warranties or conditions of merchantability or tness for a particular

purpose.

In no event shall ASRock, its directors, o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 documentation or product.

is 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

e 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

AUSTRALIA ONLY

Our goods come with guarantees that cannot be excluded under the Australian

Consumer Law. You are entitled to a replacement or refund for a major failure and

compensation for any other reasonably foreseeable loss or damage caused by our

goods. You are also entitled to have the goods repaired or replaced if the goods fail

to be of acceptable quality and the failure does not amount to a major failure. If

you require assistance please call ASRock Tel : +886-2-28965588 ext.123 (Standard

International call charges apply)

e terms HDMI® and HDMI High-Denition Multimedia Interface, and the

HDMI logo are trademarks or registered trademarks of HDMI Licensing LLC in the

United States and other countries.

CE Warning

is device complies with directive 2014/53/EU issued by the Commision of the European

Community.

is equipment complies with EU radiation exposure limits set forth for an uncontrolled

environment.

is equipment should be installed and operated with minimum distance 20cm between

the radiator & your body.

Operations in the 5.15-5.35GHz band are restricted to indoor usage only.

Radio transmit power per transceiver type

Function Frequency Maximum Output Power (EIRP)

WiFi

2400-2483.5 MHz 18.5 + / -1.5 dbm

5150-5250 MHz 21.5 + / -1.5 dbm

5250-5350 MHz 18.5 + / -1.5 dbm (no TPC)

21.5 + / -1.5 dbm (TPC)

5470-5725 MHz 25.5 + / -1.5 dbm (no TPC)

28.5 + / -1.5 dbm (TPC)

Bluetooth 2400-2483.5 MHz 8.5 + / -1.5 dbm

English

A520M/ac

AMD

Promontory

A520

A520M/ac

BIOS

ROM

ATXPWR1

FSB800

DDR4_A1 (64 bit, 288-pin module)

DDR4_A2 (64 bit, 288-pin module)

Super

I/O

LAN

AUDIO

CODEC

PCIE2

PCIE1

HD_AUDIO1

CPU_FAN1

COM1

USB 2.0

T: USB1

B: USB2

PS2

Keyboard/

Mouse

CMOS

Battery

USB3_5_6

CHA_FAN2

HDLED RESET

PLED PWRBTN

PANEL1

SPK_CI1

USB 3.2 Gen1

T: USB1

B: USB2

Top:

LINE IN

Center:

FRONT

Bottom:

MIC IN

RJ-45 LAN

USB 3.2 Gen1

T: USB3

B: USB4

ATX12V

SOCKETAM4

CHA_FAN1

M2_1

USB_5_6

USB_3_4

RoHS

SPI_TPM_J1

HDMI1

CLRCMOS1

Ultra M.2

PCIe Gen3 x4

981314 12 11

SATA3_3

SATA3_4

SATA3_1

SATA3_2

M2_WIFI_1

Motherboard Layout

English

No. Description

1 ATX 12V Power Connector (ATX12V1)

2 CPU Fan Connector (CPU_FAN1)

3 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1)

4 ATX Power Connector (ATXPWR1)

5 USB 3.2 Gen1 Header (USB3_5_6)

6SATA3 Connector (SATA3_3) (Upper), SATA3 Connector (SATA3_4) (Lower)

7SATA3 Connector (SATA3_4) (Upper), SATA3 Connector (SATA3_2) (Lower)

8 System Panel Header (PANEL1)

9 Chassis Intrusion and Speaker Header (SPK_CI1)

10 Chassis Fan Connector (CHA_FAN2)

11 USB 2.0 Header (USB_3_4)

12 USB 2.0 Header (USB_5_6)

13 COM Port Header (COM1)

14 Clear CMOS Jumper (CLRCMOS1)

15 Front Panel Audio Header (HD_AUDIO1)

16 SPI TPM Header (SPI_TPM_J1)

17 Chassis Fan Connector (CHA_FAN1)

English

A520M/ac

I/O Panel

No. Description No. Description

1 USB 2.0 Ports (USB_12) 6 USB 3.2 Gen1 Ports (USB3_34)

2 LAN RJ-45 Port* 7 USB 3.2 Gen1 Ports (USB3_12)

3 Line In (Light Blue)** 8 HDMI Port***

4 Front Speaker (Lime)** 9 PS/2 Mouse/Keyboard Port

5 Microphone (Pink)** 10 Antenna Ports

8 56910

English

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

Activity / Link LED Speed LED

Status Description Status Description

O No Link O 10Mbps connection

Blinking Data Activity Orange 100Mbps connection

On Link Green 1Gbps connection

ACT/LINK LED

SPEED LED

LAN Port

** Function of the Audio Ports in 7.1-channel Conguration:

Port Function

Light Blue (Rear panel) Rear Speaker Out

Lime (Rear panel) Front Speaker Out

Pink (Rear panel) Central /Subwoofer Speaker Out

Lime (Front panel) Side Speaker Out

*** Please note that using a HDMI to DVI adapter cable may aect the stability of 5G network connection.

English

A520M/ac

WiFi-802.11ac Module and ASRock WiFi 2.4/5 GHz

Antennas

WiFi-802.11ac + BT Module

is motherboard comes with an exclusive WiFi 802.11 a/b/g/n/ac + BT v4.2

module (pre-installed on the rear I/O panel) that oers support for WiFi 802.11 a/b/

g/n/ac connectivity standards and Bluetooth v4.2. WiFi + BT module is an easy-to-

use wireless local area network (WLAN) adapter to support WiFi + BT. Bluetooth

v4.2 standard features Smart Ready technology that adds a whole new class of

functionality into the mobile devices. BT 4.2 also includes Low Energy Technology

and ensures extraordinary low power consumption for PCs.

* e transmission speed may vary according to the environment.

English

WiFi Antennas Installation Guide

Step 1

Prepare the WiFi 2.4/5 GHz Antennas that come

with the package.

Step 2

Connect the two WiFi 2.4/5 GHz Antennas to

the antenna connectors. Turn the antenna clock-

wise until it is securely connected.

Step 3

Set the WiFi 2.4/5 GHz Antenna as shown in the

illustration.

*You may need to adjust the direction of

the antenna for a stronger signal.

Chapter 1 Introduction

ank you for purchasing ASRock A520M/ac 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.

1.1 Package Contents

• ASRock A520M/ac Motherboard (Micro ATX Form Factor)

• ASRock A520M/ac Quick Installation Guide

• 1 x I/O Panel Shield

• 2 x Serial ATA (SATA) Data Cables (Optional)

• 2 x ASRock WiFi 2.4/5 GHz Antennas (Optional)

• 1 x Screw for M.2 Socket (Optional)

English

A520M/ac

Chapter 1 Introduction

ank you for purchasing ASRock A520M/ac 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.

1.1 Package Contents

• ASRock A520M/ac Motherboard (Micro ATX Form Factor)

• ASRock A520M/ac Quick Installation Guide

• 1 x I/O Panel Shield

• 2 x Serial ATA (SATA) Data Cables (Optional)

• 2 x ASRock WiFi 2.4/5 GHz Antennas (Optional)

• 1 x Screw for M.2 Socket (Optional)

Because the motherboard specications and the BIOS soware might be updated, the

content of this documentation will be subject to change without notice. In case any modi-

cations of this documentation occur, the updated version will be available on ASRock’s

website without further notice. If you require technical support related to this mother-

board, please visit our website for specic information about the model you are using. You

may nd the latest VGA cards and CPU support list on ASRock’s website as well. ASRock

website http://www.asrock.com.

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