User Manual
Game Audio (using Windows 7 Pro)
In the Control Panel, select:
 Sound ∂ Playback
 Under digital output, select “SPDIF Out” then “Set as Default Device.” 
 If you do not have an optical output, select “Headphone / 
Speaker out,” “Line Out” or “Digital Output” on the USB to SPDIF 
converter. 
Voice Chat
In the Control Panel, select: 
 Sound ∂ Recording
 Select “ASTRO Wireless Transmitter” then “Set as Default Device” 
*To guarantee full functionality, ensure that your sound card 
supports Dolby® Digital technology.
1.
2.
Optical Cable
USB Power Cable
System Configuration // PC
PC Setup:
  PC port ∂ OPT-IN: Connect the Optical Cable from the optical digital output on your PC to the digital input on the MixAmp™ 
  Transmitter (Tx). If your PC does not have an optical connection, use your headphone or line out jack and connect to the 
  AUX input on the Tx. You may need to acquire a USB to optical digital out converter*.
 PC ∂ PWR: Connect the USB Power Cable from a port on your PC to the PWR port on your MixAmp™ Transmitter (Tx).
ASTRO GAMING
CONFIDENTIAL 2013
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