9 PIN D-SUB CONNECTOR
| Pin | Name | Description |
|---|---|---|
| 1 | n/c | Not connected |
| 2 | DSR | Data Set Ready |
| 3 | GND | Ground |
| 4 | n/c | Not connected |
| 5 | RxD | Receive Data |
| 6 | DTR | Data Terminal Ready |
| 7 | DCD | Output from modem |
| 8 | GND | Ground |
| 9 | TxD | Transmit Data |
| Contributor: | Joakim Ögren |
| Source: | Technote HW19: Pinouts at Apple Technical Notes |
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Document last modified: 2002-01-10