12Remote ControlPreparation of Remote ControlSoftly push the back cover to open the batterycompartment.Insert two batteries (1.5V, size AAA), please makesure the polarity matches the marks inside thecompartment.Softly press the back cover to close it. Under normal use the battery will last for sixmonths. Take out battery when the remote is not inuse for a long time.Using of Remote controlPoint the remote control unit from no more thanabout 7 meters from the remote control sensorand within about 60 degrees of the front of theunit. The operating distance may vary dependingon the brightness in the room.Notes: Do not point bright lights directly at theremote control sensor. Do not place objects between the remotecontrol unit and the remote control sensor. Do not use this remote control unit whilesimultaneously operating the remote controlunit of any other equipment.