advidia B-57-V-2, Hardware Manual, Page: 30 / 41

Hardware Manual
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NOTE: For more information on DI/DO connections, please refer to the Knowledge Base article
downloadable from the website.
How to Connect Audio Input / Output Devices
Audio input and output devices, such as a microphone and speaker, can be connected to the
camera.
The camera supports both the active (line-in) and passive (mic-in) microphone.
To connect audio devices, map the pins to one of the pin combinations below:
Device Pin Mapping Instructions
Audio Output (AO)
AO Connect the wires of the audio output device to AO and
AO-GND .
NOTE: Must power up the audio output device with external
power source, refer to the device documentation for details.
AO-GND
Audio Input (AI)
AI Connect the wires of the audio input device to AI and
AI-GND .
AI-GND
NOTE : For more information about AUDIO in connections, please refer to the Knowledge Base
article downloadable from the website.