Asus Xonar Essence STU - Manual (Page 11)

11 ASUS Xonar Essence STU
Rear Panel
1. Headphone Gain Selection
Toggle the switch to change between low or high headphone gain settings.
NOTE: If you have a low impedance headset/headphone, please do not switch
to high gain setting. When switching between high and low gain settings, please
remove the connected headphones/headset before proceeding.
2. Unbalanced RCA Output (line-out)
Conventional stereo outputs for connection to the line-level phono/RCA inputs of a
speaker.
3. Aux In
Connect iDevices such as iPhone, iPod, or iPad into this port.
4. Toslink Optical Input
This port is for Toslink Optical Input.
5. Coaxial S/PDIF Input
Connect your digital source, such as CD/DVD players or computer with S/PDIF output, to
digital input. Use either S/PDIF coaxial or Toslink optical type, each being of equal quality.
NOTE: This unit only accepts two-channel LPCM digital audio (e.g. Dolby Digital
2.0). You cannot connect a Dolby Digital 5.1 or a DTS signal as they will not be
recognized. If you wish to connect a DVD or similar device, please ensure that the
sound output of your player is set to two-channel PCM.
HP GAIN R L AUX IN TOSLINK COAXIAL
DIGITAL INFUT
USB DC IN