ACTi B74 - Connecting Audio Devices

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HARDWARE MANUAL
31
Connecting Audio In / Out Devices (Optional)
Depending on your surveillance needs, you may connect audio input or output device, such as
an active microphone or speaker, to your camera. In this case, you need to connect the audio
input/output device to the supplied audio terminal block.
To connect audio input / output devices, map the pins to one of the pin combinations below:
Device
Pin
Mapping Instructions
Audio Output
GND
Connect the wires of the audio output device to GND
and AUDIO.OUT.
AUDIO.OUT
Audio Input
GND
Connect the wires of the audio input device to GND and
AUDIO.IN.
AUDIO.IN
Press and hold the orange tab as you insert the wire through the pin slot, then release the
orange tab to secure the wire.
NOTE: For more information about AUDIO in connections, please refer to the Knowledge
Base article How to Use Audio-in of ACTi Cameras, downloadable from the link below
(http://Download.acti.com?id=534).