Aphex USB 500 Rack - Manual (Page 7)

Click the red circle (Track Arm) on your track.
You should now see signal on the input and output meters and hear yourself in
the speakers or headphones. If using speakers, be careful of feedback with your
microphone during this setup check.
Ableton Live 9
Launch Live and go to File-New Live Set.
Go to Options-Preferences and click the Audio tab.
Set Driver Type to ASIO.
Under Audio Device select Aphex ASIO.
Under Channel Configurations select Input Config.
Make sure all Input options are selected and click OK.
Click on Output Config.
Make sure all output options are selected and click OK.
Exit the Preferences window.
Open the mixer view.
At the bottom far right, click on the I-O icon.
The default set provides 2 MIDI tracks and 2 Audio tracks.
Find the audio track called 3 Audio.
The default should show AUDIO FROM EXT In, input 1.
Under MONITOR, click on AUTO.
The Master Output should show 1 / 2. These are analog outputs 1 & 2 on the
rear panel that would be connected to speakers.
Use the Master Output dropdown to select 3 / 4 if using headphones.
Click the red track arm button and you should be able to hear yourself in the
speakers or headphones. If using speakers, be careful of feedback with your
microphone during this setup check.
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