AXIS Q1615-E Mk II Network CameraDigital output - For connecting external devices such as relays and LEDs. Connected devices canbe activated by the VAPIX® Application Programming Interface or from the product’s webpage.NoteThe I/O connector is connected to the housing (fan/heater) on delivery. In case of a fan orheater error, an input signal will be triggered in the camera. Set up an action rule in thecamera to configure which action the signal shall trigger. For information about eventsand action rules, see the user manual available on axis.com.Audio connector• Audio in – 3.5 mm input for a mono microphone, or a line-in mono signal (left channelis used from a stereo signal).• Audio out – 3.5 mm output for audio (line level) that can be connected to a publicaddress (PA) system or an active speaker with a built-in amplifier. A stereo connectormust be used for audio out.1 Tip 2 Ring 3 SleeveAudio Input Balanced: ‘Hot’ signalMicrophone/Line inUnbalanced: Microphone/LineinBalanced: ‘Cold’ signalMicrophone/Line inUnbalanced: UnusedGroundAudio Output Line out, mono Line out, mono GroundThe internal microphone is used by default; the external microphone is used when connected. Youcan disable the internal microphone by connecting a plug to the microphone input.RS485/RS422 connectorTwo 2-pin terminal blocks for RS485/RS422 serial interface used to control auxiliary equipmentsuch as pan-tilt devices.ButtonsControl buttonFor location of the control button, see Product overview on page 10.15EN