
DB25 Connector
CAUTION
Incorrectly wired or installed cabling is the most common cause of communications problems for wide area networks. Interphase recommends that you work with a qualified cable installer for assistance with your cabling requirements.
DB25 Connector
The
CAUTION
The adapter’s DB25 female connector is for serial WAN connections only. Take care not to connect it to a parallel device. (Parallel ports also use DB25 connectors.) Connecting it to a parallel device may result in damage to both the adapter and the parallel device.
The following table lists pinout features for the various interfaces.
Pin | V.24 | V.11 | V.35 | Direction |
|
|
|
|
|
1 | Shield | Shield | Shield | Common |
|
|
|
|
|
2 | TxD (Transmit | T(A) (Transmit | TXD(A) | Out |
| Data) | Data) | (Transmit Data) |
|
|
|
|
|
|
20 | Interphase Corporation |