Musical Powerhorn (320-2037) Power Source Faxback Doc. # 15368 INSTALLING BATTERIES The Powerhorn is powered by eight AA batteries (not supplied). When the Powerhorn's sound weakens, replace the batteries. We recommend alkaline batteries such as Radio Shack Cat. 23-552. Follow these steps to install the batteries. 1. Set POWER ON/OFF to OFF. 2. Slide the battery compartment cover down to remove it. 3. Install the batteries as indicated by the polarity symbols (+ and -) marked inside the battery compartment. 4. Replace the cover. (br/all-05/30/95)