Perle Systems Speed LE 1P - Manual (Page 48)

Connector Box and Cable Pinouts
Page 48
DB25 Connector Box
Note
The SPEED LE connector box cable needs to be secured or supported in case of
sudden contact or excessive weight on the cables. Please ensure that adequate
caution is taken to avoid possible damage to the SPEED LE card or Host system. This
can be accomplished by securing the cable to a rack or to the back of the server.
DB25 Pin EIA-232
1 & Shell C-GND
2 TXD
3 RXD
4 RTS
5 CTS
6 DSR
7 S-GND
8 DCD
20 DTR
22 RI