The On-Air Switch page gives you the possibility to change sources for an output controlled by logic sources.

You can select three stereo audio sources, which can be switched by two logic sources.
On the left-hand side you can see the audio sources of the On-Air switch. The black lines symbolise audio signal paths. There are two blue-coloured signal switches, each with an associated logic sources (see figure On-Air Switch configuration).

To configure the On-Air switch, follow these steps:
button next to the Source 1L box, the Audio Sources window opens. Audio Sources window, select a source and click Assign. Alternatively you can double-click on the source or drag it to the Source box. The source is now assigned to the On-Air switch. Sources 1R, 2L, 2R, 3L and 3R.OnAir Logic Function. To change the logic source, click
and select another logic source from the Logic Sources window.Source 1 and Source 2 has no default logic source and you have to select a logic source if Source 2 will be used. Click
and select another logic source from the Logic Sources window.
The main switch with its default logic source OnAir is already preconfigured in the 52/SX-System. To switch between Source 3 and Source 1 (or Source 2) follow these steps:
add. Settings.ON AIR button and press at the same time the OK key on the central module (52-1010). The ON AIR button turns red. Source 3 is now selected.Source 1 (or Source 2), tap on the OFF AIR button and press at the same time the OK key on the central module (52-1010). The OFF AIR button turns green and the ON AIR button turns white. Source 1 is now selected.
In the On Air Switch Signal area, you can assign the On Air Switch Signal to the Selector List 1 and Selector List 2. You can find these lists on the Selector view of the TFT/Touch Display.
The Label and color for the corresponding TFT buttons can be changed in the TFT Keyoptions area.