9 PIN D-SUB MALE at the Computer.
| Pin | Name | Direction | Description |
|---|
| 1 | CD | Input | Carrier Detect (CF) (V.24 109) |
| 2 | RXD | Input | Receive Data (BB) (V.24 104) |
| 3 | TXD | Output | Transmit Data (BA) (V.24 103) |
| 4 | DTR | Output | Data Terminal Ready (CD) (V.24 108.2) |
| 5 | GND | --- | System Ground (AB) (V.24 102) |
| 6 | DSR | Input | Data Set Ready (CC) (V.24 107) |
| 7 | RTS | Output | Request to Send (CA) (V.24 105) |
| 8 | CTS | Input | Clear to Send (CB) (V.24 106) |
| 9 | RI | Input | Ring Indicator (CE) (V.24 125) |