Microsens MS400220 - Manual (Page 13)

9
but instead it forwards the received data immediately after the data being received.
And TP port should be forced at 1000M in this application. When DIP-Switch is in
Switch Converter mode (off), the converter function is same as Switch Hub.
[Note]
a) Please don’t change the DIP-switch setting when copper or fiber port is transmitting
or receiving data. It may cause some data error.
b) Please power off then power on when you change the DIP-switch setting.