ASROCK A620M-C User manual

Contact Information

If you need to contact ASRock or want to know more about ASRock, you’re

welcome to visit ASRock’s website at http://www.asrock.com; or you may contact

your dealer for further information. For technical questions, please submit a

support request form at https://event.asrock.com/tsd.asp

ASRock Incorporation

e-mail: info@asrock.com.tw

ASRock EUROPE B.V.

e-mail: sales@asrock.nl

ASRock America, Inc.

e-mail: sales@asrockamerica.com

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Contents

Chapter 1 Introduction 1

1.1 Package Contents 1

1.2 Specications 2

1.3 Motherboard Layout 6

1.4 I/O Panel 9

1.5 Block Diagram 10

1.6 802.11ax Wi-Fi 6E Module and ASRock WiFi 2.4/5/6 GHz

Antennas 11

Chapter 2 Installation 13

2.1 Installing the CPU 14

2.2 Installing the CPU Fan and Heatsink 17

2.3 Installing Memory Modules (DIMM) 25

2.4 Connecting the Front Panel Header 27

2.5 Installing the I/O Panel Shield 28

2.6 Installing the Motherboard 29

2.7 Installing SATA Drives 30

2.8 Installing a Graphics Card 32

2.9 Connecting Peripheral Devices 34

2.10 Connecting the Power Connectors 35

2.11 Power On 36

2.12 Jumpers Setup 37

2.13 Onboard Headers and Connectors 38

2.14 Smart Switches 50

2.15 Post Status Checker 52

2.16 M.2 SSD Module Installation Guide 53

2.17 Change Screen Brightness for eDP in Windows® 55

English

A620M-C

Chapter 1 Introduction

ank you for purchasing ASRock A620M-C 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 A620M-C Motherboard (Micro ATX Form Factor)

• 1 x I/O Panel Shield

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

• 2 x ASRock WiFi 2.4/5/6 GHz Antennas (Optional)

• 3 x Screws for M.2 Sockets (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 motherboard, 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.

English

1.2 Specications

Platform • Micro ATX Form Factor

CPU • Supports AMD Socket AM5 RyzenTM 7000 Series Processors

* Please refer to CPU Support List on ASRock's website for more

information. (http://www.asrock.com/)

Chipset • AMD A620

Memory • Dual Channel DDR5 Memory Technology

• 4 x DDR5 DIMM Slots

• Supports DDR5 non-ECC, un-buered memory up to

6400+(OC)*

• Max. capacity of system memory: 128GB

• Supports Extreme Memory Prole (XMP) and EXTended

Proles for Overclocking (EXPO) memory modules

* Please refer to Memory Support List on ASRock's website for

more information. (http://www.asrock.com/)

Expansion

Slot

CPU:

• 1 x PCIe 4.0 x16 Slot (PCIE1), supports x16 mode*

• 2 x PCIe 3.0 x16 Slots (PCIE2 and PCIE3), support x1 mode*

• 1 x PCIe 3.0 x16 Slot (PCIE4), supports x2 mode*

Chipset:

• 1 x Vertical M.2 Socket (Key E), supports type 2230 WiFi/

BT PCIe WiFi module

* Supports NVMe SSD as boot disks

• 15μ Gold Contact in VGA PCIe Slot (PCIE1)

Graphics • Integrated AMD RDNATM 2 graphics (Actual support may

vary by CPU)

• 1 x eDP 1.4, supports max. resolution up to Full HD 60Hz

• 1 x HDMI 2.1 TMDS/FRL 8G Compatible, supports HDR,

HDCP 2.3 and max. resolution up to 4K 120Hz

Audio • 7.1 CH HD Audio (Realtek ALC897 Audio Codec)

English

A620M-C

LAN • Gigabit LAN 10/100/1000 Mb/s

• Realtek RTL8111H

Wireless

LAN

• 802.11ax Wi-Fi 6E Module

• Supports IEEE 802.11a/b/g/n/ac/ax

• Supports Dual-Band 2x2 with extended 6GHz band* sup-

port

* Wi-Fi 6E (6GHz band) will be supported by Microso® Win-

dows® 11. e availability will depend on the dierent regula-

tion status of each country and region. It will be activated (for

supported countries) through Windows Update and soware

updates once available.

* A 6GHz compatible router is required for 6E functionality.

• 2 antennas to support 2 (Transmit) x 2 (Receive) diversity

technology

• Supports Bluetooth 5.2 + High speed class II

• Supports MU-MIMO

USB • 1 x USB 3.2 Gen2 Type-C (Rear)

• 1 x USB 3.2 Gen2 Type-A (Rear)

• 1 x USB 3.2 Gen1 Type-C (Front)

• 6 x USB 3.2 Gen1 (2 Rear, 4 Front)

• 8 x USB 2.0 (4 Rear, 4 Front)

* All USB ports support ESD Protection

Rear Panel

I/O

• 2 x Antenna Ports

• 1 x HDMI Port

• 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s)

• 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s)

• 2 x USB 3.2 Gen1 Ports

• 4 x USB 2.0 Ports

• 1 x RJ-45 LAN Port

• 1 x BIOS Flashback Button

• HD Audio Jacks: Line in / Front Speaker / Microphone

English

Storage CPU:

• 1 x Hyper M.2 Socket (M2_1, Key M), supports type

2260/2280 PCIe Gen4x4 (64 Gb/s) mode*

Chipset:

• 1 x M.2 Socket (M2_2, Key M), supports type 2260/2280

PCIe Gen3x2 (16 Gb/s) mode*

• 1 x M.2 Socket (M2_3, Key M), supports type 2260/2280

PCIe Gen3x2 (16 Gb/s) mode*

• 4 x SATA3 6.0 Gb/s Connectors

* Supports NVMe SSD as boot disks

RAID • Supports RAID 0, RAID 1 and RAID 10 for SATA storage

devices

• Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe

storage devices*

* Requires additional M.2 NVMe expansion cards to support

RAID 10

Connector • 1 x eDP Signal Connector

• 1 x SPI TPM Header

• 1 x Power LED and Speaker Header

• 1 x RGB LED Header*

• 3 x Addressable LED Headers**

• 1 x CPU Fan Connector (4-pin)***

• 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan

Speed Control)****

• 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan

Speed Control)*****

• 1 x 24 pin ATX Power Connector

• 1 x 8 pin 12V Power Connector

• 1 x 4 pin 12V Power Connector

• 1 x Front Panel Audio Connector

• 2 x USB 2.0 Headers (Support 4 USB 2.0 ports)

• 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports)

• 1 x Front Panel Type C USB 3.2 Gen1 Header

* Supports in total up to 12V/3A, 36W LED Strip

** Support in total up to 5V/3A, 15W LED Strip

*** CPU_FAN1 supports the fan power up to 1A (12W).

**** CPU_FAN2/WP supports the fan power up to 2A (24W).

English

A620M-C

Please realize that there is a certain risk involved with overclocking, including

adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using

third-party overclocking tools. Overclocking may aect 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.

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

***** CHA_FAN1~3/WP support the fan power up to 2A (24W).

***** CPU_FAN2/WP and CHA_FAN1~3/WP can auto detect

if 3-pin or 4-pin fan is in use.

BIOS

Feature

• AMI UEFI Legal BIOS with GUI support

OS • Microso® Windows® 10 64-bit / 11 64-bit

Certica-

tions

• FCC, CE

• ErP/EuP ready (ErP/EuP ready power supply is required)

• CEC Tier II ready

English

1.3 Motherboard Layout

Top Side View

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