Grass Valley PDR v.2.2 - Manual (Page 90)

Chapter 2 Using the Profile Configuration Manager
72 Profile Family
the Analog Audio Output dialog box. The channel numbers on the left refer
to the physical output connectors on the audio output box. Ch. 01 refers to
the first connector, and Ch. 02 refers to the second connector, and so forth.
Figure 43. Analog Audio Output dialog box, Main tab
2. Click the Main tab, if it is not already visible.
3. Click in the box of the output channel whose name you want to change. A
channel name can have up to 30 characters.
4. After you have changed channel name(s), click Close or another tab.