[. . . ] Before using this instrument we urge you to read this Owner's Manual thoroughly, and keep it in a safe place for later reference. [. . . ] Keep the instrument in its closed case if it is to be moved or transported, or not to be used for a period of time. The case will protect the instrument from dust and damage due to accidents. The tone bars are designed with sufficient width and thickness and highly evolved metallurgical know-how to produce a clear tone with abundant sustain and ample volume. The instruments tone will even reach the back of large halls or auditoriums. The tone bars are held to the frame with a single pin design which reduces the chance of inaccuracy in performance and unwanted movement of the tone bars. The tone bars are tuned under strict temperature and humidity conditions to provide bars with stable pitch. [. . . ] â· The tone bars are finished with a matte finish which reduces glare from lights and eliminates eye strain. [. . . ]