Asus Xonar U1 - Manual (Page 4)

English
4 Xonar U1 Quick installation guide
1.4 Hardware introduction
R
1
2
3
4
1. Light indicator
. Volume & Mute & DSP Mode controller
3. Mic & Line-in port
4. Headphone & S/PDIF-Out port
Status Description
Steady blue light HiFi mode
Flashing blue light User mode
Red light Mute