Yamaha YEP-321 Owners Manual - Page 3

Alto Horn/Baritone/ Euphonium/Tuba/ Sousaphone Owner's Manual Precautions Please read before using The precautions given below concern the proper and safe use of the instrument, and are to protect you and others from any damage or injuries. Please follow and obey these precautions. If children are using the instrument, a guardian should clearly explain these precautions to the child and make sure they are fully understood and obeyed. After reading this manual, please keep it in a safe place for future reference. ■ About the Icons : This icon indicates points which should be paid attention to. : This icon indicates actions that are prohibited. Caution Disobeying the points indicated with this mark may lead to damage or injury. Do not throw or swing the instrument when others are close by. The mouthpiece or other parts may fall off hitting other people. Always treat the instrument gently. Keep the oil, polish, etc., out of children's mouths. Keep the oil, polish, etc., out of children's reach and do maintenance when children are not present. Be aware of climatic conditions such as temperature, humidity, etc. Keep the instrument away from heat sources such as heaters, etc. Also, do not use or store the instrument in any extreme conditions of temperature or humidity. Doing so may result in damage to key balance, linkage, or pads, resulting in problems during performance. Never use benzene or thinner for maintenance on instruments with a lacquer finish. Doing so may result in damage to the finish's top coat. Take care not to disfigure the instrument. Placing the instrument where it is unstable may cause the instrument to fall or drop resulting in disfigurement. Take care as to where and how you place the instrument. Do not modify the instrument. Besides voiding the warranty, modification of the instrument may make repairs impossible. Be careful that the bell does not fall off. Make sure that the Sousaphone's bell is firmly secured in place. Make sure the bell screws are tightened firmly so that the bell does not fall off hitting others while marching. Take care when storing this very large instrument. The case is very large so always lay the case on its side to prevent the case from falling over, or to prevent fingers from getting pinched by the case's lid. Also, close the lid after removing the instrument from the case. In regards to brass instruments with a plate finish, the color of the finish may change over time however, it should be of no concern in regards to the instrument's performance. Discoloration in its early stage can easily be removed with maintenance. (As discoloration progresses, it may be difficult to remove.) * Please use the accessories that are specified for use with the particular type of finish found on the instrument. Also, metal polishes remove a thin layer of the finish's top coat which will make the finish thinner. Please be aware of this before using polish. 19