essary. 6. Adjust AMBIENT THRESHOLD until the STATUS LED starts flashing amber, then adjust ACTIVITY THRESHOLD until amber stops flashing. 9 Module Setup, cont. Normal Mode All sources are affected by the gain adjustment process. Background music source will need to be routed through the main mixer inputs, which will be affected by the gain adjustment process. Refer to page 12 for illustration. Start with all POTS turned fully clockwise (AUX IN is not used in this mode). 1. Set MODE Switch to "S