SMC Networks SMC6750L2

P IN A SSIGNMENTS
B-2
Console Port to 9-Pin DTE Port on PC
Console Port to 25-Pin DTE Port on PC
Switch’s 9-Pin
Serial Port
Null Modem
PC’s 9-Pin
DTE Port
2 RXD <---------TXD ------------ 3 TXD
3 TXD -----------RXD ----------> 2 RXD
5 SGND -----------SGND ---------- 5 SGND
No other pins are used.
Switch’s 9-Pin
Serial Port
Null Modem PC’s 25-Pin
DTE Port
2 RXD <---------TXD ------------ 2 TXD
3 TXD -----------RXD ----------> 3 RXD
5 SGND -----------SGND ---------- 7 SGND
No other pins are used.