CHROMATIC TUNER ST01/ST02 ST01: A4=440Hz Standby -50 ~ -26 cent -25 ~ -11 cent -10 ~ -4 cent -3 ~ +3 cent +4 ~ +10 cent +11 ~ +25 +25 ~ +50 cent cent ST02: A4=442Hz PART NAMES & HOW TO USE Power switch Press to turn ON/OFF power. Built-in microphone Input sound of instrument you wish to tune. * For accurate tuning, tune instrument in a quiet environment while placing it close to Tuner. Tuning indicator Name of note input and deviation in cent are indicated using LCD display and LED light. (See .) Strap hole Use it to attach key ring included or strap of your choice. Insulator sheet When using Tuner for the first time, pull it out gently in direction of arrow. AUTO POWER-OFF FUNCTION If Tuner is left untouched without inputting sound, it will turn OFF automatically in approximately 2 minutes. To turn it ON again, press power switch. BATTERY CHANGE Ensure that Tuner is turned OFF. Remove screw fixing battery cover on rear of Tuner, and slide it in direction of arrow to remove it. (See .) Insert battery with its (+) side up. Be sure to use a specified lithium battery (CR1220) only. * The battery included with your Tuner is a monitor battery, and may not last as long as specified. * When battery nears its end, Tuner may not work properly. Replace battery with a new one immediately. * When disposing of old battery, observe regulations of authorities concerned. ...