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2007 RuggedCom Inc. All rights reserved Rev100
2.4 RS232 Console Port Wiring
The RS232 port is used for configuring the RS910L. A straight-through serial cable with a DB-9
connector is required. There is no need to crossover the TxD and RxD signals from the PC side
since this has been done internally as is shown in the figure below.
Pin Signal
1 Internal Connection
2 Transmit Data
3 Receive Data
4 Internal Connection
5 Ground
6 Internal Connection
7 Internal Connection
8 Internal Connection
9 No Connection
Figure 8 - RS232 Female DCE pin-out
NOTE: This port is not intended to be a permanent connection and the cable length should not
exceed 2m (6.5 feet). Pins 1,4,6 are connected internally, and pins 7, 8 are connected internally.