User guide
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ASUS Essence STX II 9
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Essence STX II card layout
I/O ports
Front right RCA output. Connect to the right input of the 2/2.1-channel speakers of
your system.
Front left RCA output. Connect to the left input of the 2/2.1-channel spearkers of your
system.
Amplied 6.3mm (1/4") headphone output. Connect to your headphones/headsets.
• To prevent possible damage, please set up the compatible gain in audio center or mute the
volume before powering up.
• DO NOT connect your speakers to the headphone output port. The possible high driving
power may cause damage to your speakers.
6.3mm analog input (Line-in/Mic-in). Connect to your microphone with built-
in microphone amplier or audio devices with line output such as MP3 player or
synthesizer.
S/PDIF coaxial output: Connect to the external digital decoder, digital speaker
system, and home theater system, outputting digital audio including PCM, Dolby
Digital, DTS and WMA-pro.
PCI Express nger: Connect to a PCI Express slot on your motherboard.