BECKHOFF CU8801-0000 - Manual (Page 9)

Product Description
RJ 45 Port (X20) (standard CAT5 cable)
Pin Assignment
1 MX0+
2 MX0-
3 MX1+
4 MX1-
5 MX2+
6 MX2-
7 MX3+
8 MX3-
2.3 LED-Diagnostics
LED Allocation State Meaning
off no power supply P10 Power supply
lights green 5 V
DC
connected via USB-Port
off no connection P20 Connection
lights green USB connection established between transmitter and receiver
off no data traffic P21 Activity
lights yellow data traffic between USB device and Host
off
no USB device connected or not identified P22 Host
lights green connected USB device identified from Host
CU8801-0000 7