Lantronix Hub - Manual (Page 74)

MSS User Guide 7: Pinouts
7-3
Figure 7-4: DB9 RS-485 Serial Connector
RS-232 DB9 Connectors
The MSS4 DB9 connector also provides an RS-232 serial port.
Figure 7-5: DB9 RS-232 Serial Connector
MSS100 Connectors
DB25 Connector
The figure below shows the pin connections of the MSS DB25 connector.
Figure 7-6: DB25 Serial Connector