4ENFRONT PANEL FEATURESinches (cm)ON-OFF SWITCHMove the rocker switch up to turn on the amplifier.The blue PWR LED will turn on immediately.The red CLIP LEDs may trigger for 1-2 seconds until the amphas completed its turn-on cycle. If no lights come on, check thepower cord and the AC reset on the rear panel.MODEL NUMBERThe GX3 and GX5 powerratings are shown in theSpecifications page.COOLING VENTSThe internal fan draws air in from the left side,and exhausts on the right side. Keep vents clear.The fan speeds up in response to heavy use.