Used to verify that a port is working. This one works with PassMark Software.
9 PIN D-SUB FEMALE Connector
| Name | Pin | Pin | Pin | Pin |
|---|---|---|---|---|
| Jumpering 1 | 2 | 3 | ||
| Jumpering 2 | 7 | 8 | ||
| Jumpering 3 | 1 | 4 | 6 |
PassMark 9 pin Serial Port Loopback
Used to verify that a port is working. This one works with PassMark Software.
9 PIN D-SUB FEMALE Connector
| Name | Pin | Pin | Pin | Pin |
|---|---|---|---|---|
| Jumpering 1 | 2 | 3 | ||
| Jumpering 2 | 7 | 8 | ||
| Jumpering 3 | 1 | 4 | 6 |