To edit the port configuration:
Enter a port name in the Name text box.
Select ENABLED or DISABLED in the Status drop-down box.
Type a frequency in the Freq text box. Frequency is set to values of 1 to 512, which correspond to 8 to 4096 kHz in 8 kHz increments. The frequency selected for port 1 (balanced) is also present on port 11 (single-ended); the frequency selected for port 2 determines the frequency for port 12; and so on.
Click OK to save changes and return to the Output Module Port Configuration screen or click Cancel to return without saving changes.