25 PIN D-SUB CONNECTOR
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | GND |  |
Ground |
| 2 | SD |  |
Send Data |
| 3 | RD |  |
Receive Data |
| 4 | RTS | |
Request To Send |
| 7 | GND | |
Ground |
| 14 | FAULT- | |
False when deselected |
| 20 | DTR | |
Data Terminal Ready |
Note: Direction is Printer relative Computer.
| Contributor: | Joakim Ögren |
| Source: | Technote HW19: Pinouts at Apple Technical Notes |
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Document last modified: 2002-01-10