ASRock AD2550-ITX User Manual
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 identification or explanation and to the owners’ benefit, without intent to infringe.
Specifications 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 conditions of merchantability or fitness for a particular purpose. In no event shall ASRock, its directors, officers, employees, or agents be liable for any indirect, special, incidental, or consequential damages (including damages for loss of profits, 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.
ASRock Website: http://www.asrock.com
Published March 2013
Copyright©2013 ASRock INC. All rights reserved.
17.0cm (6.7 in)
SPDI Optical Bottom: F
REAR Center: SPK
CTR BAS S
MI Bottom: CI N
FRON Center: T
LINE Top: IN
USB6_7 PLED PWRBTN
17 1615 14
Print Port Header (LPT1, White)
Consumer Infrared Module Header (CIR1)
COM Port Header (COM1)
Clear CMOS Jumper (CLRCMOS1)
CPU Fan Connector (CPU_FAN1)
Chassis Speaker Header
(SPEAKER 1, White)
Chassis Fan Connector (CHA_FAN1)
USB 2.0 Header (USB6_7, Blue)
SATA2 Connector (SATAII_1, Blue)
(DDR3_A1, DDR3_A2, Black)
16Mb SPI Flash
ATX Power Connector (ATXPWR1)
PCI Slot (PCI1)
SATA2 Connector (SATAII_2, Blue)
Front Panel Audio Header
USB 2.0 Header (USB8_9, Blue)
Infrared Module Header (IR1)
Intel NM10 Express Chip
System Panel Header (PANEL1, White)
USB 2.0 Ports
Front Speaker (Lime)
Central / Bass (Orange)
Ports (ASMedia ASM1042)
Rear Speaker (Black)
Optical SPDIF Out Port
Line In (Light Blue)
PS/2 Keyboard Port (Purple)
*There are two LED next to the LAN port. Please refer to the table below for the LAN port LED indications.
LAN Port LED Indications
**If you use
TABLE for Audio Output Connection
Audio Output Channels
Central / Bass
Line In or
Please select “Mixer ToolBox” , click “Enable playback
“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.
Thank you for purchasing ASRock
This Quick Installation Guide contains introduction of the motherboard and
Because the motherboard specifications and the BIOS software might be updated, the content of this manual will be subject to change without notice. In case any modifications of this manual occur, the updated version will be available on ASRock website without further notice. You may find the latest VGA cards and CPU support lists on ASRock website as well. ASRock website http://www.asrock.com
If you require technical support related to this motherboard, please visit our website for specific information about the model you are using. www.asrock.com/support/index.asp
1.1 Package Contents
2 x Serial ATA (SATA) Data Cables (Optional)
1 x I/O Panel Shield
- All Solid Capacitor design
- Southbridge: Intel® NM10 Express
- 2 x DDR3
- Supports DDR3 1066/800
- Max. capacity of system memory: 4GB (see CAUTION 1)
- 1 x PCI slot
- Intel® PowerVR SGX545
- DirectX 9.0, Pixel Shader 3.0
- Three VGA Output options:
(see CAUTION 2)
- Supports HDMI 1.3a Technology with max. resolution up to
- Supports DVI with max. resolution up to 1920x1200 @ 60Hz
- Supports HDCP function with DVI and HDMI ports
- Supports Full HD 1080p
with DVI and HDMI ports
- 7.1 CH HD Audio with Content Protection
(Realtek ALC892 Audio Codec)
- PCIE x1 Gigabit LAN 10/100/1000 Mb/s
- Realtek RTL8111E
- Supports LAN Cable Detection
- Supports Energy Efficient Ethernet 802.3az
- Supports PXE
Rear Panel I/O
- 1 x PS/2 Keyboard Port
- 1 x
- 1 x
- 1 x HDMI Port
- 1 x Optical SPDIF Out Port
- 4 x USB 2.0 Ports
- 2 x USB 3.0 Ports (ASMedia ASM1042)
- 1 x
- HD Audio Jack: Rear Speaker/Central/Bass/Line in/Front
- 2 x SATA2 3.0 Gb/s connectors, support NCQ, AHCI and
Hot Plug functions
- 1 x IR header
- 1 x CIR header
- 1 x Print Port header
- 1 x COM port header
- 1 x CPU Fan connector
- 1 x Chassis Fan connector
- 1 x 24 pin ATX power connector
- 1 x Front panel audio connector
- 2 x USB 2.0 headers (support 4 USB 2.0 ports)
- 16Mb 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
- Drivers, Utilities, AntiVirus Software (Trial Version),
CyberLink MediaEspresso 6.5 Trial, Google Chrome
Browser and Toolbar
- CPU Temperature Sensing
- Chassis Temperature Sensing
- CPU Fan Tachometer
- Chassis Fan Tachometer
- CPU/Chassis Quiet Fan
- Voltage Monitoring: +12V, +5V, +3.3V, CPU Vcore
- Microsoft® Windows® 7
* Due to lack of Intel®
motherboard does not support
- FCC, CE, WHQL
- ErP/EuP Ready (ErP/EuP ready power supply is required)
* For detailed product information, please visit our website: http://www.asrock.com
Please realize that there is a certain risk involved with overclocking, including adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using the
It should be done at your own risk and expense. We are not responsible for possible damage caused by overclocking.
1.Due to the chipset limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® OS.
2.You can choose to use two of the three monitors only.
1.3 Unique Features
ASRock Instant Boot
ASRock Instant Boot allows you to turn on your PC in just a few seconds, provides a much more efficient 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 specific 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 flash utility embedded in Flash
ROM. This convenient BIOS update tool allows you to update system BIOS without entering operating systems first like MS-
DOS or Windows®. With this utility, 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 file to your USB flash drive, floppy disk or hard drive, then you can update your BIOS only in a few clicks without preparing an additional floppy diskette or other complicated flash utility. Please be noted that the USB flash drive or hard drive must use FAT32/16/12 file 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.
ASRock XFast USB
ASRock XFast USB can boost USB storage device performance. The performance may depend on the properties of the device.
ASRock XFast LAN
ASRock XFast LAN provides a faster internet access, which includes the benefits listed below. LAN Application Prioritization: You can configure your application’s priority 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 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
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.
This is a
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.
2.1 Screw Holes
Place screws into the holes indicated by circles to secure the motherboard to the chassis.
Take note of the following precautions before you install motherboard components or change any motherboard settings.
1.Unplug the power cord from the wall socket before touching any component.
2.To avoid damaging the motherboard components due to static electricity, NEVER place your motherboard directly on the carpet or the like. Also remember to use a grounded wrist strap or touch a safety grounded object before you handle components.
3.Hold components by the edges and do not touch the ICs.
4.Whenever you uninstall any component, place it on a grounded antistatic pad or in the bag that comes with the component.
Before you install or remove any component, ensure that the power is switched off or the power cord is detached from the power supply.
Failure to do so may cause severe damage to the motherboard, peripherals, and/or components.