User’s Manual 2-20The Grand Tour2. Be sure to place the batteries with correct polarities. Press the batterydown to the stopper then push it forward to fit into the battery case.Inserting the batteries3. Close the battery cover. Press gently until it clicks into place.Closing the battery coverReplacing the batteriesWhen the batteries in the remote controller reach the end of their life, theremote controller may not operate correctly or work only within a shortdistance from your computer. In this instance, you should purchase newbatteries and replace the discharged ones.Slim size remote controller1. Open the battery cover on the back side of the remote controller.2. Hold down the stopper and slide the battery out of battery case.Removing the batteries1 21. Stopper 2. Battery211. Stopper 2. Battery