Acrosser Technology AMB-D255T3 Installation guide

P/N:220010447-G
AMB-D255T3 Quick Manual
Jumpers / Headers and Connectors
DIMM1
204-Pin DDR3 SO-DIMM Socket
PCH
Intel NM10 Chipset
CPU
Intel ATOM D2550 CPU
MINIPCIE
1
Mini PCI-Express Slot

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P/N: 220010447-G

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P/N: 220010447-G
Note. AMB-D255T3 doesn’t design SATA power header on the board. Please use the power
supply with SATA power connector for SATA device.
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

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P/N: 220010447-G
1. Definition of Jumpers/Headers and Connectors
2 ~ 7. COM1~6 Headers（5*2 Pin 2.00mm）
Location
Header Pin Definition Pin 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
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

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P/N: 220010447-G
7 N/C 8 N/C
9 N/C [1] 10
Note. 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
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

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P/N: 220010447-G
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
14. System Fan Connector（3*1 Pin 2.54mm）
Location
Connector Pin Definition Pin Definition
SYS_FAN1
1 GND 2 + 12V
3 N/C
15. CPU Fan Connector（4*1 Pin 2.54mm）
Location
Connector Pin Definition Pin 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 Pin Definition Pin 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 Pin Definition Pin Definition
LVDS1 1 VCC [1] 2 VCC [1]
3 VCC [1] 4 N/C

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P/N: 220010447-G
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
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 Pin
Definition Pin 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.

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P/N: 220010447-G
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 Pin Definition Pin 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 Pin Definition Pin 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.