A. Open the rack, using the lock combination received during training. D. Insert audiotape or CD into the player on the rack. Volume control is on the right. Return it to the rack drawer. Lock up the rack.
Rotate combination lock to display random numbers.
Equipment on the rack should be all ON as well. The microphone and transmitter are kept in a black pouch. You need to turn the transmitter on, and fasten on both the transmitter and the microphone. When finished, turn off the microphone. Return it, together with microphone and transmitter, to the rack drawer.