6English3 Operation ModesX300A Wireless provides you 3 ways to connect to your music source. The higher prioritized mode will beactivated automatically once there is an active signal (Wireless mode) or connected (USB and AUX IN mode).Playback priority is given as below:Operation mode Conditions to activateWireless N/A (Always at the highest priority)USB No playback in Wireless modeAUX IN 1. No playback in Wireless mode2. USB cable unplugged from computerStatus IndicatorLight Indicator System StatusBlue/ Amber blinking Wireless setup modeBlue, slow blinking Network connectingBlue, solid Network connectedAmber, slow blinking Firmware UpgradeAmber, solid Network problemAmber, fast blinking Critical firmware errorBlue, fast blinking Connection problem between the Left andRight speakersRed, blinking System faultRed, solid Switch offLight IndicatorStandby ButtonSwitch OnPress and hold Switch on to Wireless setup modePress once Switch on to operationSwitch OffPress and hold Switch off from operation