Asrock B250M DASH Quick Installation Guide

Version 1.0
Published July 2018
Copyright©2018 ASRock INC. All rights reserved.

Copyright Notice:

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
: [phone] 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.

Motherboard Layout

Intel

B250

ATXP WR 1

HDLED RE SET

PLED PWRBTN

PANEL1

1

COM1

1

B250M DASH

RoH S

CPU_FAN1

PCI E1

TPMS1

1

1

USB3_4

SPK_CI1

1

PCI E2

Fro nt USB 3. 0

CMO S

Bat ter y

DDR4 _A2 (64 b it, 288- pin modu le)

DDR4 _A1 (64 b it, 288- pin modu le)

DDR4 _B2 (64 b it, 288- pin modu le)

DDR4 _B1 (64 b it, 288- pin modu le)

ATX12V1

SATA3_2

SATA3_3

USB3_5_ 6

SATA3_4

SATA3_5

CLRMOS1

1

1

HD_AUDIO1

M2_1

CT3CT4 CT2

Top:
RJ-4 5

USB 2 .0
T: USB1
B: US B2

HDMI 1

CHA_FAN1

Top:

LINE I N

Center:

FRONT

Bottom:

MIC IN

USB 3.1 Gen1
T:USB 3_TA_1
B:U SB3_TC_ 1

PCI E3

PCI Ex pre ss 3.0

SATA3_1

CHA_FAN2

Ultr a M.2

PCIe Gen3 x4

PS2

Keybo ard

PS2

Mouse

DVI 1

VGA 1

USB 3.1 Gen1
T:USB 3
B:U SB4

CPU_FAN2

Ct1

PCI 1

1

LPT1

1

USB5_6

1

BIOS
ROM

M2_2

CT3CT4 CT2 Ct1

SATA3_0

DP1

COM2

1

BUZZ1

B250M DASH

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1

No. Description

1 ATX 12V Power Connector (ATX12V1)

2 Chassis Fan Connector (CHA_FAN1)

3 CPU Fan Connector (CPU_FAN1)

4 CPU Fan Connector (CPU_FAN2)

5 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1)

6 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2)

7 ATX Power Connector (ATXPWR1)

8 USB 3.1 Gen1 Header (USB3_5_6)

9 SATA3 Connector (SATA3_0)

10 SATA3 Connector (SATA3_1)

11 Chassis Fan Connector (CHA_FAN2)

12 SATA3 Connector (SATA3_2)

13 SATA3 Connector (SATA3_3)

14 SATA3 Connector (SATA3_5)

15 SATA3 Connector (SATA3_4)

16 Clear CMOS Jumper (CLRMOS1)

17 Chassis Intrusion and Speaker Header (SPK_CI1)

18 System Panel Header (PANEL1)

19 USB 2.0 Header (USB5_6)

20 USB 2.0 Header (USB3_4)

21 TPM Header (TPMS1)

22 Print Port Header (LPT1)

23 COM Port Header (COM1)

24 COM Port Header (COM2)

25 Front Panel Audio Header (HD_AUDIO1)

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I/O Panel

1 3

2

B250M DASH

4

5

14 6711

No. Description No. Description

1 PS/2 Mouse Port 8 USB 3.1 Gen1 Ports (USB3_3_4)

2 D-Sub Port 9 USB 3.1 Gen1 Type-A Port (USB3_TA_1)

3 LAN RJ-45 Port* 10 USB 3.1 Gen1 Type-C Port (USB3_TC_1)

4 Line In (Light Blue)** 11 DisplayPort 1.2

5 Front Speaker (Lime)** 12 HDMI Port

6 Microphone (Pink)** 13 DVI-D Port

7 USB 2.0 Ports (USB12) 14 PS/2 Keyboard Port

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

ACT/LINK L ED

SPEED LE D

LAN Por t

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

13

12

9

10

8

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** To congure 7.1 CH HD Audio, it i s required to use an HD front panel audio module and enable the multi­channel audio feature through the audio driver.

Please set Speaker Conguration to “7.1 Speaker”in the Realtek HD Audio Manager.

Function of the Audio Por ts 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

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Chapter 1 Introduction

ank you for purchasing ASRock B250M DASH 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.

Becau se 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 w ithout f urther notice. If you require technical support relate d to
this motherboard, please vi sit our website for s pecic information about the model
you are using. You may nd the l atest VGA cards and CPU suppor t list on ASRock’s
website a s well. ASRock website ht tp://www.a srock.com.

1.1 Package Contents

ASRock B250M DASH Motherboard (Micro ATX Form Factor)

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ASRock B250M DASH Support CD

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

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2 x Screws for M.2 Sockets (Optional)

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1 x I/O Panel Shield

•

B250M DASH

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5

1.2 Specications

Platform

CPU

Chipset

Memory

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* 7th Gen Intel® CPU supports DDR4 up to 2400; 6th Gen Intel®
CPU supports DDR4 up to 2133.

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Micro ATX Form Factor
Solid Capacitor design

Supports 7th and 6th Generation Intel® CoreTM i7/i5/i3/
Pentium®/Celeron® Processors (Socket 1151)
Digi Power design
6 Power Phase design
Supports Intel® Turbo Boost 2.0 Technology

Intel® B250

Dual Channel DDR4 Memory Technology
4 x DDR4 DIMM Slots
Supports DDR4 2400/2133 non-ECC, un-buered memory*

Supports ECC UDIMM memory modules (operate in non­ECC mode)
Max. capacity of system memory: 64GB
Supports Intel® Extreme Memory Prole (XMP) 2.0
15μ Gold Contact in DIMM Slots

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Expansion
Slot

Graphics

2 x PCI Express 3.0 x16 Slots (PCIE1: x16 mode; PCIE3: x4

•

mode)*

* Supports NVMe SSD as boot disks

1 x PCI Express 3.0 x1 Slot (Flexible PCIe)**

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1 x PCI Slot**

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** If PCIE2 slot or PCI slot is occupied, the PCIe-type M.2
device on M2_1 socket will run at Gen3 x2 (16 Gb/s).

Supports AMD Quad CrossFireXTM and CrossFireX

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Intel® HD Graphics Built-in Visuals and the VGA outputs

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can be supported only with processors which are GPU
integrated.
Supports Intel® HD Graphics Built-in Visuals : Intel® Quick

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Sync Video with AVC, MVC (S3D) and MPEG-2 Full
HW Encode1, Intel® InTruTM 3D, Intel® Clear Video HD
Technology, Intel® InsiderTM, Intel® HD Graphics

TM

B250M DASH

Gen9 LP, DX11.3, DX12

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HWAEncode/Decode: VP8, HEVC 8b, VP9, HEVC 10b (For

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7th Gen Intel® CPU)
HWA Encode/Decode: VP8 , HEVC 8b; GPU/SWEncode/

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Decode: VP9, HEVC 10b (For 6th Gen Intel® CPU)
Max. shared memory 1024MB

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* e size of maximum shared memory may vary from dierent
operating systems.

Four graphics output options: D-Sub, DVI-D, HDMI and

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DisplayPort 1.2
Supports Triple Monitor

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Supports HDMI with max. resolution up to 4K x 2K

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(4096x2160) @ 24Hz / (3840x2160) @ 30Hz
Supports DVI-D with max. resolution up to 1920x1200 @

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60Hz
Supports D-Sub with max. resolution up to 1920x1200 @

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60Hz
Supports DisplayPort 1.2 with max. resolution up to 4K x 2K

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(4096x2304) @ 60Hz
Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and

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HBR (High Bit Rate Audio) with HDMI Port (Compliant
HDMI monitor is required)
Supports HDCP with DVI-D, HDMI and DisplayPort 1.2

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Ports
Supports Full HD 1080p Blu-ray (BD) playback with DVI-D,

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HDMI and DisplayPort 1.2 Ports

Audio

7.1 CH HD Audio with Content Protection (Realtek ALC892

•

Audio Codec)
* To congure 7.1 CH HD Audio, it is required to use an HD
front panel audio module and enable the multi-channel audio
feature through the audio driver.

Premium Blu-ray Audio support

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Supports Surge Protection (ASRock Full Spike Protection)

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ELNA Audio Caps

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English

LAN

Rear Panel
I/O

Storage

PCIE x1 Gigabit LAN 10/100/1000 Mb/s

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Realtek RTL8111EPV

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Supports Wake-On-LAN

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Supports Lightning/ESD Protection

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Supports LAN Cable Detection

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Supports Energy Ecient Ethernet 802.3az

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Supports PXE

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Supports DASH

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1 x PS/2 Mouse Port

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1 x PS/2 Keyboard Port

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1 x D-Sub Port

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1 x DVI-D Port

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1 x HDMI Port

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1 x DisplayPort 1.2

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2 x USB 2.0 Ports (Supports ESD Protection)

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3 x USB 3.1 Gen1 Type-A Ports (Supports ESD Protection)

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1 x USB 3.1 Gen1 Type-C Port (Supports ESD Protection)

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

•

LED)
HD Audio Jacks: Line in / Front Speaker / Microphone

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6 x SATA3 6.0 Gb/s Connectors, support NCQ, AHCI and

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Hot Plug*
* If M2_1 is occupied by a SATA-type M.2 device, SATA3_0 will
be disabled.

1 x Ultra M.2 Socket (M2_1), supports M Key type

•

2230/2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2

PCI Express module up to Gen3 x4 (32 Gb/s)**

1 x M.2 Socket (M2_2), supports M Key type

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2230/2242/2260/2280 M.2 PCI Express module up to Gen3

x2 (16 Gb/s)**
** If PCIE2 slot or PCI slot is occupied, the PCIe-type M.2
device on M2_1 socket will run at Gen3 x2 (16 Gb/s).
** Supports NVMe SSD as boot disks
** Supports ASRock U.2 Kit

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Connector

B250M DASH

1 x Buzzer

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1 x Onboard TPM 2.0

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1 x Print Port Header

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2 x COM Port Headers

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1 x Chassis Intrusion and Speaker Header

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

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* e CPU Fan Connector supports the CPU fan of maximum
1A (12W) fan power.

2 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Con-

•

trol)
* CHA_FAN1 and CHA_FAN2 can auto detect if 3-pin or 4-pin
fan is in use.

1 x 24 pin ATX Power Connector

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1 x 8 pin 12V Power Connector

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1 x Front Panel Audio Connector

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2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports

•

ESD Protection)

1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports)

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(Supports ESD Protection)

BIOS
Feature

Hardware
Monitor

AMI UEFI Legal BIOS with multilingual GUI support

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ACPI 6.0 Compliant wake up events

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SMBIOS 2.7 Support

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CPU, GT_CPU, DRAM, PCH 1.0V, VCCIO, VCCSA, VCCST

•

Voltage Multi-adjustment

CPU/Chassis temperature sensing

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CPU/Chassis Fan Tachometer

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CPU/Chassis Quiet Fan (Auto adjust chassis fan speed by

•

CPU temperature)

CPU/Chassis Fan multi-speed control

•

CASE OPEN detection

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Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM,

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PCH 1.0V

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Microso® Windows® 10 64-bit (For 7th Gen Intel® CPU)

OS

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Microso® Windows® 10 64-bit / 8.1 64-bit / 7 32-bit / 7 64-

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bit (For 6th Gen Intel® CPU)
* To install Windows® 7 OS, a modied installation disk with
xHCI drivers packed into the ISO le is required. Please refer to
page 39 for more detailed instructions.
* For the updated Windows® 10 driver, please visit ASRock ’s
website for details: http://www.asrock.com

FCC, CE

Certica­tions

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

Please realize that the re is a certain r isk involved with overclo cking, including
adjusting the setting in the BIOS, applying Untied Overclocking Technol ogy, or using
third-party overclocking tool s. Overclocking may aect your system’s stability, or
even cause dam age to the components and devices of your system. It should be done
at your own risk and expense. We are not responsible for poss ible damage caused by
overclocking.

•

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

•

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Chapter 2 Installation

is is a Micro ATX form factor 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.

Make sure to unplug the power cord before installing or removing the motherboard

•

components. Failure to do so may cause physical injuries and damages to motherboard
components.
In order to avoid damage from static electricity to the motherboard’s components,

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

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Whenever you uninstall any components, place them on a grounded anti-static pad or

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in the bag that comes with the components.
When placing screws to secure the motherboard to the chassis, please do not over-

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tighten the screws! Doing so may damage the motherboard.

B250M DASH

11

English

2.1 Installing the CPU

1. Before you insert the 1151-Pin CPU into the socket , please check if the PnP c ap
is on the socket, if the CPU sur face is unclean, or if th ere are any b ent pins in the
socket. Do not force to insert the CPU into the socket if above situ ation is found.
Other wise, the CPU wil l be seriously d amaged.

2. Unplug all power cables be fore installing the CPU.

1

2

A

B

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B250M DASH

3

4

5

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