ADJ Products, LLC - www.adj.com - Focus Beam LED User Manual Page 25Focus Beam LED Trouble ShootingFocus Beam LED CleaningListed below are a few common problems the user may encounter, with solutions.Unit not responding to DMX:1. Check that the DMX cables are connected properly and are wired correctly (pin 3 is “hot”; onsome other DMX devices pin 2 may be ‘hot’). Also, check that all cables are connected to the rightconnectors; it does matter which way the inputs and outputs are connected.Due to fog residue, smoke, and dust cleaning the internal and external optical lenses must be car-ried out periodically to optimize light output.1. Use normal glass cleaner and a soft cloth to wipe down the outside casing.2. Clean the external optics with glass cleaner and a soft cloth every 20 days.3. Always be sure to dry all parts completely before plugging the unit back in.Cleaning frequency depends on the environment in which the fixture operates (i.e. smoke, fog resi-due, dust, dew).Focus Beam LED Multiple Unit Power LinkingWith this feature you can connect the fixtures to one another using the power cable input andoutput sockets.NOTE: USE CAUTION WHEN POWER LINKING OTHER FIXTURES AS THE POWERCONSUMPTION OF OTHER MODEL FIXTURES MAY EXCEED THE MAX POWER OUTPUT ONTHIS FIXTURE! CHECK SILK SCREEN FOR MAX AMPS.Focus Beam LED Fuse ReplacementUnplug the unit from any power source it may be connected to. Once the power has been disconnected,use a flat head screw driver to unscrew the fuse holder located next to the powerCON input. Removethe bad fuse and replace with a new one, and screw the fuse holder back in.