| 4 | Tip or Line A | 
| 
 | 
 | 
| 5 | Ring or Line B | 
| 
 | 
 | 
| 6 | Not connected or Line B | 
| 
 | 
 | 
| 7 | Not connected | 
| 
 | 
 | 
| 8 | Not connected | 
| 
 | 
 | 
Console Port
| Pin | Signal Name | 
| 
 | 
 | 
| 1 | Receive data | 
| 
 | 
 | 
| 2 | Request to send | 
| 
 | 
 | 
| 3 | Not used | 
| 
 | 
 | 
| 4 | Transmit data | 
| 
 | 
 | 
| 5 | Ground | 
| 
 | 
 | 
| 6 | Clear to send | 
| 
 | 
 | 
| 7 | Not used | 
| 
 | 
 | 
| 8 | Ring indicator | 
| 
 | 
 | 
29
| 4 | Tip or Line A | 
| 
 | 
 | 
| 5 | Ring or Line B | 
| 
 | 
 | 
| 6 | Not connected or Line B | 
| 
 | 
 | 
| 7 | Not connected | 
| 
 | 
 | 
| 8 | Not connected | 
| 
 | 
 | 
| Pin | Signal Name | 
| 
 | 
 | 
| 1 | Receive data | 
| 
 | 
 | 
| 2 | Request to send | 
| 
 | 
 | 
| 3 | Not used | 
| 
 | 
 | 
| 4 | Transmit data | 
| 
 | 
 | 
| 5 | Ground | 
| 
 | 
 | 
| 6 | Clear to send | 
| 
 | 
 | 
| 7 | Not used | 
| 
 | 
 | 
| 8 | Ring indicator | 
| 
 | 
 | 
29