Motherboard Layout

 

 

 

 

 

 

 

 

 

 

 

1

 

 

2

3

4

 

 

5

 

 

 

 

 

 

 

19.3cm (7.6-in)

 

 

 

 

 

 

 

 

Keyboard

PS2 Mouse

PS2

 

 

FM2A55M-DGS

 

 

 

 

 

 

 

 

 

 

 

 

 

CPU_FAN1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

USB

 

 

 

 

 

 

DDR32400+

 

 

 

 

DVI1VGA1

 

XFast

ATX12V1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

240-pinmodule)

240-pinmodule)

 

ATXPWR1

 

 

XFastLAN

 

 

 

 

SOCKET

 

30

 

 

 

 

 

 

 

 

FM2

 

(64bit,

(64bit,

 

 

USB 2.0

 

 

 

 

 

 

 

 

 

A1

B1

 

 

T: USB0

 

 

 

 

 

 

 

 

 

 

 

B: USB1

 

 

 

 

 

 

 

 

Ready

DDR3

DDR3

SATA 1

SATA 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PWR_FAN1

 

 

 

 

ErP/EuP

 

 

 

 

USB 2.0

RJ-

 

 

XFast RAM

 

 

DX11

 

 

SATA 3

SATA 4

T: USB2

45

 

 

 

 

 

 

 

 

 

 

 

 

B: USB3

LA

 

LAN

 

 

 

 

 

 

 

 

 

 

 

 

N

 

CMOS

 

 

 

 

 

 

5

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BATTERY

Dual Graphics

 

 

 

 

SATA

SATA

MI Bottom: CI N

FRON Center: T

LINE Top: IN

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

CLRCMOS1

 

 

 

 

 

 

 

 

 

29

 

 

 

 

 

PCIE1

 

 

 

 

 

 

 

28

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Super

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I/O

 

 

 

 

AMD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RoHS

 

 

 

 

 

 

 

PCIE2

 

 

 

A55 FCH

 

 

 

 

27

 

 

 

 

 

 

 

(Hudson-D2)

 

 

 

 

 

 

 

 

 

 

 

 

 

SPEAKER1

 

 

 

 

 

 

 

IR1

 

 

Chipset

 

 

1

 

 

26

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

64Mb

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AUDIO

 

 

 

 

 

 

 

 

 

BIOS

 

 

 

 

CODEC

 

 

 

 

 

 

 

 

 

 

 

 

25

 

 

 

 

 

PCI1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CHA_FAN1

 

HD_AUDIO1

 

COM1

USB6_7

USB8_9

USB4_5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PLED PWRBTN

 

1

 

 

1

1

1

1

 

 

 

 

 

1

 

 

 

 

 

1

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDLED

RESET

 

 

 

 

 

CIR1

 

 

 

LPT1

 

 

 

PANEL 1

 

6

22.6cm (8.9-in)

7

8

9

10

11

12

13

14

15

16

17

English

24 23 22 21 20 1918

1

ATX 12V Power Connector (ATX12V1)

16

Chassis Fan Connector (CHA_FAN1)

2

CPU Heatsink Retention Module

17

System Panel Header (PANEL1)

3

CPU Socket

18

Print Port Header (LPT1)

4

CPU Fan Connector (CPU_FAN1)

19

USB 2.0 Header (USB4_5)

5

2 x 240-pin DDR3 DIMM Slots

20

USB 2.0 Header (USB8_9)

 

(Dual Channel: DDR3_A1, DDR3_B1)

21

USB 2.0 Header (USB6_7)

6

ATX Power Connector (ATXPWR1)

22

Consumer Infrared Module Header (CIR1)

7

SATA2 Connector (SATA_1)

23

COM Port Header (COM1)

8

SATA2 Connector (SATA_2)

24

Front Panel Audio Header (HD_AUDIO1)

9

SATA2 Connector (SATA_3)

25

PCI Slot (PCI1)

10

SATA2 Connector (SATA_4)

26

Infrared Module Header (IR1)

11

SATA2 Connector (SATA_6)

27

PCI Express 2.0 x1 Slot (PCIE2)

12

SATA2 Connector (SATA_5)

28

PCI Express 2.0 x16 Slot (PCIE1)

13

Southbridge Controller

29

Clear CMOS Jumper (CLRCMOS1)

14

Chassis Speaker Header (SPEAKER1)

30

Power Fan Connector (PWR_FAN1)

15

SPI Flash Memory (64Mb)

 

 

2

ASRock FM2A55M-DGS Motherboard

Page 2
Image 2
ASRock FM2A55M-DGS manual Motherboard Layout, ATXPWR1

FM2A55M-DGS specifications

The ASRock FM2A55M-DGS is a versatile and budget-friendly micro ATX motherboard designed to support AMD's FM2 and FM2+ processors. This motherboard is well-regarded for its blend of essential features, robust performance capabilities, and user-friendly design, making it an excellent choice for both casual users and those constructing a budget-friendly gaming rig.

One of the standout features of the FM2A55M-DGS is its support for AMD’s A-Series APUs, providing integrated graphics that can deliver impressive performance for everyday tasks and light gaming. With HDMI, DVI, and VGA outputs, users have the flexibility to connect to various display types, supporting resolutions up to 1080p for a crisp visual experience. The inclusion of dual-channel DDR3 memory support allows for easy multitasking and enhances overall efficiency, accommodating up to 32GB of RAM across dual slots.

The motherboard is built on the AMD A55 chipset, ensuring reliable power delivery and excellent performance. It features a decent set of connectivity options including four SATA III ports, allowing for fast data transfers and the ability to connect multiple storage devices. Additionally, the onboard USB 3.0 ports enable high-speed peripheral connectivity, crucial for users looking to expand their systems with modern devices.

Another appealing aspect of the ASRock FM2A55M-DGS is its cost-effective nature without sacrificing essential functionality. It includes ASRock's proprietary technologies, such as A-Tuning for easy overclocking and System Browser to keep track of hardware configurations. The motherboard supports various RAID configurations, which enhances data security and performance when using multiple drives.

The sturdy design of the FM2A55M-DGS also accommodates a range of cooling solutions, providing users with options to manage their system's thermal performance effectively. Overall, the ASRock FM2A55M-DGS stands out as a practical choice for those looking for a reliable motherboard that combines functionality, affordability, and decent performance, making it suitable for everyday computing as well as light gaming applications. With its feature set, it remains a competitive option in the budget motherboard segment.