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1. Verify all components included with the amplifier are present before
installation.
2. Turn off power and disconnect the audio/video equipment by following
the manufacturer’s instructions.
3. Connect a quality audio cable between the audio output of the source
device and the appropriate audio input of the AUD-220.
4. Connect a microphone to the microphone input connector.
a. “+” connects to positive
b. “–' connects to negative
c. “
╧
” connects to ground.
5. Adjust the microphone input model selector based on the type of
microphone to be connected to the AUD-220.
a. 48V – 48dB gain with 48V phantom power
b. MIC – 48dB gain
c. LINE – 4dB gain
6. Connect the speakers to be used in accordance with the Speaker Wiring
Configurations found on page 4.
7. Adjust the audio output mode selector based on the desired output
mode of the AUD-220.
a. STEREO – Stereo audio signals will maintain stereo audio on the
outputs; 20 watts per output.
b. MONO – Stereo audio signals will be summed to dual mono signals
on the outputs; 20 watts per output.
c. BRIDGE – Stereo audio signals will be summed to a single, high
output audio output; 40 watts total output.
8. If the device is to be controlled via IR, plug the IR receiver from the
AUD-220-IR kit into the IR IN port on the input side of the AUD-220.
9. If the device is to be controlled via RS232, plug the 3-pole Euroblock
plug end of the included RS232 cable into the RS232 port on the input
side of the AUD-220.
10. If a second AUD-220 is required, plug a 3.5 mm TRS to 3.5 mm TRS cable
between the LOOP output and Input 2 of the second AUD-220.
11. Plug the power supply into the power input port of the AUD-220.
12. Power on attached audio devices.
Installation Instructions