The standby feature can be invoked manually from the touch screen or automatically, after a preset amount of time. If playing, the VCR stops, the tape is ejected, power is turned off. The room's fluorescent lights turn on, then the incandescent lights turn off. The projection screen is raised fully. The projector lift raises.
Standby mode differs slightly from room to room, depending on the available equipment.
The audio volume from multimedia equipment and the microphone can be changed using these controls. So that you can always face the class while talking or adjusting devices, this area of the touchscreen shows you what the students see. Controller Lectern Lectern design differs slightly from building to building. Some have open designs, others have doors or covers which must be unlocked with a passcode entered on the keypad. The touchscreen controller is always powered on.