Acrosser Technology AMB-D255T3 (Mini-ITX ) User manual

1

AMB-D255T3 Board

User Manual

2

Copyright

Manual’s first edition:

For the purpose of improving reliability, design and function, the information in this

document is subject to change without prior notice and does not represent a

commitment on the part of the manufacturer.

In no event will the manufacturer be liable for direct, indirect, special, incidental, or

consequential damages arising out of the use or inability to use the product or

documentation, even if advised of the possibility of such damages.

This document contains proprietary information protected by copyright. All rights

are reserved. No part of this manual may be reproduced by any mechanical, electronic,

or other means in any form without prior written permission of the manufacturer.

Trademarks

AMB-D255T3 is a registered trademark of Acrosser; IBM PC is a registered

trademark of the International Business Machines Corporation; Atom is a registered

trademark of Intel Technologies Inc; AMI is a registered trademark of America

Megatrends Inc; other product names mentioned herein are used for identification

purposes only and may be trademarks and/or registered trademarks of their respective

companies.

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Table of Contents

Chapter 1 Introduction .......................................................................... 4

1.1. Specifications ............................................................................................................ 4

1.2. Package Contents ...................................................................................................... 5

Chapter 2 H/W Information .................................................................. 6

2.1. Mainboard illustration ............................................................................................... 6

2.2. Headers and Jumper Settings .................................................................................... 7

Chapter 3 BIOS Settings ..................................................................... 14

3.1. Main Setup .............................................................................................................. 15

3.2. Advanced Setup ....................................................................................................... 17

3.2.1. Power On Setup ............................................................................................... 18

3.2.2. CPU Configuration Setup ................................................................................ 19

3.2.3. IDE Configuration Setup ................................................................................. 21

3.2.4. USB Configuration Setup ................................................................................ 22

3.2.5. Super I/O Setup ............................................................................................... 23

3.3. Chipset Setup ........................................................................................................... 32

3.3.1 Host Bridge Setup ............................................................................................ 33

3.3.2. South Bridge Setup .......................................................................................... 35

3.4. Boot Setup .................................................................................................................. 41

3.5. Security Setup ............................................................................................................. 42

3.6. Save & Exit Setup ...................................................................................................... 43

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Chapter 1 Introduction

AMB-D255T3 Series with Intel Atom D2550 processor is a multi-function Industrial

Main-board, which is suitable for using in all kind of applications. Besides it basic I/O

ports like VGA, USB, COM. LAN, and GPIO.

1.1. Specifications

CPU

Intel Atom D2550

Dual-core, clock speed 1.86G，TDP 10W

Chipset

Intel NM10，TDP 2.1 W

Display

1 * VGA

1 * HDMI

1 * Single Channel 18-bit LVDS

Memory

Support DDR3 1066MHz

1 * 204-pin SO-DIMM slot，Up to 4 GB

Storage

Intel Serial ATA2 (3 Gbps) controller

2 * Serial ATA ports

Ethernet

2 * Realtek 8111E PCI-E 1000Mbps LAN

Serial

6 * RS232 (COM6 only TX/RX support)

Other Ports

6 * USB2.0 (4 * Rear I/O + 2 * Pin Header)

8 * GPIO

1 * PCIe x1

1 * Mini PCIe (Wireless Devices are Supported）

Temperature

Operating: 0~55℃

BIOS

AMI UEFI BIOS

OS Support

Windows 7 32-bit, Fedora 14 32-bit

Form Factor

Mini ITX

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1.2. Package Contents

Check if the following items are included in the package.

 1 x AMB-D255T3

 1 x Quick Manual

 1 x Driver CD

 6 x COM Cable

 1 x SATA Cable

 1 x IO Shield

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Chapter 2 H/W Information

This chapter describes the installation of AMB-D255T3. At first, it shows the

Function diagram and the layout of AMB-D255T3. It then describes the unpacking

information which you should read carefully, as well as the jumper/switch settings

for the AMB-D255T3 configuration.

2.1. Mainboard illustration

DIMM1

204-Pin DDR3 SO-DIMM Socket

PCH

Intel NM10 Chipset

CPU

Intel ATOM D2550 CPU

MINIPCIE1

Mini PCI-Express Slot

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2.2. Headers and Jumper Settings

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Note. AMB-D255T3 doesn’t design SATA power connector on the board. Please

use the power supply with SATA power connector for SATA device.

2 ~ 7. COM1~6 Headers（5*2 Pin 2.00mm）

Location

Header

Definition

J_COM1

1

J6 *

2

RXD

3

TXD

4

DTR

5

GND

6

DSR

7

RTS

8

CTS

9

RI

10

J_COM2

1

J7 *

2

RXD

3

TXD

4

DTR

5

GND

6

DSR

7

RTS

8

CTS

KBMS1

PS/2 Keyboard and Mouse connector

J15

COM6 control jumper

F_USB1

Front USB1 pin header

J_COM1

COM1 pin header

SYS_FAN1

System FAN connector.

PCI1

PCI slot

J_COM2

COM2 pin header

CPU_FAN1

CPU FAN connector

J12 (Reserved)

COM3 control jumper

J_COM3

COM3 pin header

LVDS_P1

LVDS backlight control pin header

J11 (Reserved)

COM3 control jumper

J_COM4

COM4 pin header

ATX1

ATX power supply connector

AUDIO1

Audio connector

J_COM5

COM5 pin header

LVDS1

LVDS pin header

USB2_RJ1

USB2 and LAN1 connector

J_COM6

COM6 pin header

SATA2

SATA2 connector

USB2_RJ2

USB2 and LAN2 connector

J6

COM1 control jumper

SATA1

SATA1 connector

VGA1

VGA connector

J7

COM2 control jumper

LVDS_P2

LVDS VCC selection jumper

LPT1

LPT connector

J10

COM3 control jumper

J_GPIO1

GPIO pin header

HDMI1

HDMI connector

J13

COM4 control jumper

JCMOS1

Clear CMOS jumper

J14

COM5 control jumper

F_PANEL1

Front panel pin header

9

J7 *

10

J_COM3

1

J10 *

2

RXD

3

TXD

4

DTR

5

GND

6

DSR

7

RTS

8

CTS

9

N/C

[1]

J_COM4

1

J13 *

2

RXD

3

TXD

4

DTR

5

GND

6

DSR

7

RTS

8

CTS

9

N/C

[1]

J_COM5

1

J14 *

2

RXD

3

TXD

4

N/C

5

GND

6

N/C

7

RTS

8

CTS

9

N/C

[1]

J_COM6

1

J15 *

2

RXD

3

TXD

4

N/C

5

GND

6

N/C

7

N/C

8

N/C

9

N/C

[1]

10

Notes. These signals are depend on relevant Jumpers (e.g. Pin1 of J_COM1

depends on J6 Jumper), to find more details, check the following table (Location

8~13 & 27~28).

Notes. The pin9 is N/C or 5V or 12V selectable (need corresponding hardware

supported), and the default value is N/C.

8. COM1 Control Jumper（3*2 Pin 2.00mm）

Location

Jumper

Setting

Function

J6

1-2

Pin1: + 5V

3-4(Default)

Pin1: DCD

5-6

Pin1: + 12V

10

9. COM2 Control Jumper（3*2 Pin 2.00mm）

Location

Jumper

Setting

Function

J7

1-3(Default)

Pin1: DCD

3-5

Pin1: + 5V

2-4

Pin9: + 12V

4-6(Default)

Pin9: RI

10. COM3 Control Jumpers（4*1 Pin 2.00mm）

Location

Jumper

Setting

Function

J10

1-2(Default)

Pin1: N/C

2-3

Pin1: + 5V

3-4

Pin1: + 12V

11. COM4 Control Jumper（4*1 Pin 2.00mm）

Location

Jumper

Setting

Function

J13

1-2(Default)

Pin 1: N/C

2-3

Pin 1: + 5V

3-4

Pin 1: + 12V

12. COM5 Control Jumper（4*1 Pin 2.00mm）

Location

Jumper

Setting

Function

J14

1-2(Default)

Pin 1: N/C

2-3

Pin 1: + 5V

3-4

Pin 1: + 12V

13. COM6 Control Jumper（4*1 Pin 2.00mm）

Location

Jumper

Setting

Function

J15

1-2(Default)

Pin 1: N/C

2-3

Pin 1: + 5V

3-4

Pin 1: + 12V

11

14. System Fan Connector（3*1 Pin 2.54mm）

Location

Connector

Definition

SYS_FAN1

1

GND

2

+ 12V

3

N/C

15. CPU Fan Connector（4*1 Pin 2.54mm）

Location

Connector

Definition

CPU_FAN1

1

GND

2

+ 12V

3

FAN Speed Detection

4

FAN Speed Control

16. LVDS Backlight Control Header（5*1 Pin 2.00mm）

Location

Header

Definition

LVDS_P1

1

+ 12V

2

GND

3

LVDS_BKL_EN

4

N/C

5

+ 5V

18. LVDS Header（15*2 Pin 2.00mm）

Location

Header

Definition

LVDS1

1

VCC

[1]

2

VCC

[1]

3

VCC

[1]

4

N/C

5

GND

6

GND

7

LVDS_A_DATA0-

8

LVDS_A_DATA0+

9

LVDS_A_DATA1-

10

LVDS_A_DATA1+

11

LVDS_A_DATA2-

12

LVDS_A_DATA2+

13

GND

14

GND

15

LVDS_A_CLK-

16

LVDS_A_CLK+

17

LVDS_A_DATA3-

18

LVDS_A_DATA3+

19

N/C

20

N/C

21

N/C

22

N/C

23

N/C

24

N/C

12

25

GND

26

GND

27

N/C

28

N/C

29

N/C

30

N/C

Notes. VCC could be 3.3V (default) or 5V by setting the LVDS VCC Selection

Jumper (LVDS_P2, Location 21).

21. LVDS VCC Selection Jumper（3*2 Pin 2.54mm）

Location

Jumper

Setting

Function

LVDS_P2

1-2(Default)

+ 3.3V

2-3

+ 5V

22. GPIO Header（5*2 Pin 2.00mm）

Location

Header

Definition

J_GPIO1

1

GPO6(0x50C Bit6)

2

GPI22(0x50E Bit6)

3

GPI12 (0x50D Bit4)

4

GPI38(0x538 Bit6)

5

GND

6

GPO7(0x50C Bit7)

7

GPO33(0x538 Bit1)

8

GPO36(0x538 Bit4)

9

GPI39(0x538 Bit7)

10

+ 5V *

Note. The value is 3.3V or 5V selectable (need hardware supported), and the

default value is 5V.

13

23. CMOS Clear Jumper（3*1 Pin 2.54mm）

Location

Jumper

Setting

Function

JCMOS1

1-2(Default)

Normal

2-3

Clear CMOS

24. Front Panel Header（5*2 Pin 2.54mm）

Location

Header

Definition

F_PANEL1

1

HD LED+

2

Power LED+

3

HD LED-

4

Power LED-

5

RESET-

6

PWR+

7

RESET+

8

PWR-

9

N/C

25. Front USB Headers（5*2 Pin 2.54mm）

Location

Header

Definition

F_USB1

1

+ 5 V

2

+ 5 V

3

USB4-

4

USB5-

5

USB4+

6

USB5+

7

GND

8

GND

10

N/C

Note. It can not use USB Hub with power adaptor that connects to USB port.

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Chapter 3 BIOS Settings

This chapter describes the BIOS menu displays and explains how to perform

common tasks needed to get the system up and running. It also gives detailed

explanation of the elements found in each of the BIOS menus. The following topics are

covered:

 Main Setup

 Advanced Setup

 Chipset Setup

 Boot Setup

 Security Setup

 Save & Exit Setup

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3.1. Main Setup

Once you enter the AMI Setup Utility, the Main menu will appear on the screen. Use

the arrow keys to highlight the item and then use the <Pg Up> <Pg Dn> keys to select

the value you want in each item.

Note: Listed at the bottom of the menu are the control keys. If you need any help with

the item fields, you can press the <F1> key, and it will display the relevant information.

Option

Choice

Description

BIOS Vender

N/A

This item displays the BIOS vender’s brand name

Core Vision

N/A

This item displays the core version of BIOS

Compliancy

N/A

This item displays the compliancy of BIOS

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Motherboard Model

N/A

This item displays the motherboard model name and

version

Build Date & Time

N/A

This item displays the date and time of building BIOS

System Date

N/A

Set the date. Use Tab to switch between Date elements

System Time

N/A

Set the time. Use Tab to switch between Time elements

Access Level

N/A

This item displays the level of users

17

3.2. Advanced Setup

Option

Choice

Description

Power On

N/A

This item enable computer to wake on under specified

conditions.

CPU Configuration

N/A

This item displays the CPU configuration parameters.

IDE Configuration

N/A

This item displays the IDE devices configuration.

USB Configuration

N/A

This item displays the USB configuration parameters.

Super I/O

N/A

This item displays the system super I/O chip configuration

parameters.

18

3.2.1. Power On Setup

Option

Choice

Description

PowerOn after

PowerFail

Power On, Power

Fail, Last Status

This item defines the AC power state when power is

re-applied after a power failure.

Resume By Alarm

Disabled, Enabled

This item defines the computer will wake on by time setting.

19

3.2.2. CPU Configuration Setup

Option

Choice

Description

Processor Type

N/A

This item displays the CPU type

EMT64

N/A

This item displays it can support EMT64.

Processor Speed

N/A

This item displays the CPU speed.

System Bus Speed

N/A

This item displays the System Bus speed.

Ratio Status

N/A

This item displays the ratio status.

Actual Ration

N/A

This item displays the actual ratio.

20

System Bus Speed

N/A

This item displays the System Bus speed.

Processor Stepping

N/A

This item displays the CPU stepping

Microcode Revision

N/A

This item displays the microcode revision

L1 Cache RAM

N/A

This item displays the L1 cache ram size.

L2 Cache RAM

N/A

This item displays the L2 cache ram size.

Processor Code

N/A

This item displays the CPU code quantity.

Hyper-Threading

N/A

This item displays the Hyper-Threading supported.

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