This adapter will enable you to connect a 25 pin serialcable to a 9 pin connector at the computer.
 (To the Computer).
 (To the Serialcable).
9 PIN D-SUB FEMALE to the Computer.
25 PIN D-SUB MALE to the Serialcable.
| 9-Pin | 25-Pin | |
|---|---|---|
| Carrier Detect | 1 | 8 | 
| Receive Data | 2 | 3 | 
| Transmit Data | 3 | 2 | 
| Data Terminal Ready | 4 | 20 | 
| System Ground | 5 | 7 | 
| Data Set Ready | 6 | 6 | 
| Request to Send | 7 | 4 | 
| Clear to Send | 8 | 5 | 
| Ring Indicator | 9 | 22 |