VQT3T1866 ● Use an alkaline battery.● Remove the battery from the unit when you will notuse the unit for a long period of time.1 AAA LR03 battery (not supplied)Make sure and are correctly oriented.The remaining battery level is indicated as shownbelow while the unit is operating.Blinking● If the battery runs out, “ ” blinks. Replace thebattery as soon as possible.● When the battery runs out of power, “ ” isindicated and then the power turns off automatically.● Depending on the battery state and the operation tobe performed, even if the power turned off becausethe battery ran out of power, the unit may be able tobe used for a while if it is turned on again. However,the unit may suddenly turns off during operation dueto insufficient battery power.● A certain level of battery power is required todelete files, format the unit (➜ page 11) and dividefiles (➜ page 16). If any of these operations areperformed when the battery indicator is “ ”, thepower will be turned off because the battery will runout of power.● Turn the power off before removing the battery.• If the battery is removed while the power is on,data may be lost or the unit may be damaged.Set the clock after inserting a battery for the first timeor replacing the battery. (➜ page 8)Inserting a batteryBatterycoverOpen the battery cover ( 1 and 2 )Close the battery cover( 4 and 5 )