ITX-D255R Mini-ITX Mother Board Manual
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2.6.12 GPIO & AMP Connector
Connector SPEC Shape Signal Description Remark
10-Pin 2.0 Pitch
Refer to below
No Signal Description No Signal Description
1 SMBUS DAT 2 SMBUS CLK
3 LAN Active LED (+) 4 LAN Active LED (-)
5 GPI [0] 6 GPO [0]
7 AMP L (-) 8 AMP R (-)
9 AMP L (+) 10 AMP R (+)
2.6.13 USB2.0 Connector (USB5&6, USB7&8)
Connector SPEC Shape Signal Description Remark
9-Pin 2.54 Pitch
Refer to below
No Signal Description No Signal Description
1 VUSB 5.0V 2 VUSB 5.0V
3 USB DM 4 USB DM
5 USB DP 6 USB DP
7 GND 8 GND
9 N.C 10 -
NOTE] Besides four default USB 2.0 ports on the I/O panel, there are two USB 2.0 headers on this motherboard. Each USB 2.0 header
can support two USB 2.0 ports.
2.6.15 VGA Connector
Connector SPEC Shape Signal Description Remark
10-Pin 2.0 Pitch
Refer to below
No Signal Description No Signal Description
1 DDC CLK 2 DDC DAT
3 HSYNC 4 VSYNC
5 BLUE 6 GND
7 GREEN 8 GND
9 RED 10 GND