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VO-4 OPERATION MANUAL May 2019 585.0246.90C...
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VO-4 Product Description The VO-4 is a networked audio output expansion device allowing the user to add four line-level output channels to a Vocia system. The VO-4 accepts four channels of digital audio input via CobraNet and provides four line-level analog audio outputs. The VO-4 features embedded DSP and on-board memory to process and store all device-specific configuration information locally and includes comprehensive fixed-chain digital signal processing.
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VO-4 Setup and Installation Setup and Use The Vocia software provides an intuitive interface for configuration, DSP equalization, and programming of the VO-4. The information supplied by this manual relates to physical connections and assignment. For more details on software setup, please consult the Vocia Help File. Installation The unit requires one 1.75 inch (44.45 mm) high and 19 inch wide rack space with 17 inch (432 mm) depth.
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VO-4 Front Power Indicator LED The Unit features one power indication LED on the front panel: 1. Not illuminated: The device is not powered. 2. Flashing green: The unit is receiving power but not data, or the unit has not been configured correctly.
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VO-4 Rear Ground Screw This screw provides a connection point to ground the chassis of the device. The power supply to the unit is sourced from PoE, which may have no connection to ground. The chassis of the unit should be connected to a safety ground (main power supply ground) using the Ground screw.
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VO-4 To assign a Device ID of hex 07, leave the MSB switch on 0 and turn the LSB switch to 7. Device ID switches should be set using a 0.1 inch (2.5mm) to 0.12 inch (3.0mm) flat blade screwdriver. NOTE Changes made to the Device ID while connected to the network require a power cycle of the device in order to take effect.
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