Hardware Configuration
ROBO-8777VG2A User’s Manual
2-5
J34/J36: D-SUB USB Connector
PIN No.
Signal Description
1
5V
Dual
2
USB0-
3
USB0+
4
Ground
J35/J37: External USB Connector
PIN No.
Signal Description
PIN No.
Signal Description
1 Ground
2 5V
Dual
3 Ground
4 USB3-
5 USB2+
6 USB3+
7 USB2-
8 Ground
9 5V
Dual
10 Ground
Note:
5V Dual is always available. It's supplied by either 5V VCC power source in normal
operation mode or 5V standby power source in standby mode.
J38/J39 : Ethernet RJ-45 Connector
PIN No.
Signal Description
1 MDI0+
(MDI0P)
2 MDI0-
(MDI0N)
3 MDI1+
(MDI1P)
4 MDI2+
(MDI2P)
5 MDI2-
(MDI2N)
6 MDI1-
(MDI1N)
7 MDI3+
(MDI3P)
8 MDI3-
(MDI3N)
J40: Audio CD-in Connector
PIN No.
Signal Description
1
CD-in Left Channel
2 CD
Ground
3 CD
Ground
4
CD-in Right Channel
