User manual

27 Chapter 2
2.3 ARK-3383 rear face plate external I/O connectors
2.3.1 Power Input Connector
The ARK-3383 comes with a Phoenix connector that carries 12~24 VDC
external power input
Figure 2.7: Power Input Connector
2.3.2 USB Connectors (USB0 ~ USB6)
The Rear Metal faceplate of ARK-3383 provides seven USB 2.0 interface
connectors: USB 0, USB 1, USB 2, USB 3, USB 4, USB 5 and USB 6;
each USB port provides complete Plug & Play and hot swapping for
external devices. The USB interface complies with USB UHCI, Rev. 2.0
spec.
The USB connectors are used for connecting any device that conforms to
the USB interface. Many recent digital devices conform to this standard.
The USB interface supports Plug and Play, which enables you to connect
or disconnect a device whenever you want, without turning off the com-
puter.
Figure 2.8: USB connector
9RI NC NC
Note: NC represents “No Connection”
Table 2.8: Power connector pin assignments
Pin Signal Name
1GND
2 DC +12~24V
Table 2.7: COM2 Serial port pin assignments