PIN ASSIGNMENTS

Console Port to 9-Pin DTE Port on PC

Switch’s 9-Pin

 

Null Modem

 

PC’s 9-Pin

Serial Port

 

 

 

DTE Port

2 RXD

<

---------TXD ------------

3 TXD

3 TXD

-----------

RXD ----------

>

2 RXD

5 SGND

-----------

SGND ----------

5 SGND

No other pins are used.

Console Port to 25-Pin DTE Port on PC

Switch’s 9-Pin

 

Null Modem

 

PC’s 25-Pin

Serial Port

 

 

 

DTE Port

2 RXD

<

---------TXD ------------

2 TXD

3 TXD

-----------

RXD ----------

>

3 RXD

5 SGND

-----------

SGND ----------

7 SGND

No other pins are used.

B-2

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Image 260
SMC Networks SMC6750L2 manual Console Port to 9-Pin DTE Port on PC, Console Port to 25-Pin DTE Port on PC