14Using the remote control unitLoading dry cellsWhen loading batteries into the batterycompartment of the remote control, make sure thattheir polarities are correct.1. Open battery compartment lid.Open the lid in the order of steps and .2. Insert the dry cells.Into battery compartment, with their polaritiesorientated as indicated ( , ) in thecompartment.3. Close the battery compartment lid.Replace the battery compartment lid over thecompartment and slide until it clicks.Effective range of remotecontrol operationThe remote control should normally be aimed at eitherthe front or rear remote control receiver window onthe projector (figure 1). Otherwise, it may also beaimed at the screen, which will reflect commandsback to the projector’s front receiver window asillustrated in figure 2.The effective control range is approx. 30 m from thebeam receiver on the front or rear.• Do not drop the remote control unit.• Do not expose remote control unit toany liquid.• Do not use NiCd batteries.AttentionNote • When the remote control is aimed atthe screen, the effective control rangemay be reduced due to the optical lossby screen reflection.• The remote control may not functionproperly if an object is in the light path.• The remote control receiver may notfunction properly in intense ambientlight such as fluorescent lamps.Carefully site the projector so itsremote control receiver windows willnot be directly exposed to intenselight.Accessory type-AA drybatteries (insert the negativeside first).(Front) (Rear)[Top view]RemotecontrolRemotecontrol30˚30˚30˚30˚[Side view]Remotecontrol Remotecontrol15˚15˚15˚15˚Remote controlreceiver window(rear)Remote controlreceiver window(front)ProjectorRemote controlScreenFigure 1Figure 2