AppendixFactory data resetCAUTION• The following procedure resets all settings and erases any data you have stored in the unit. Backup important data before performing this procedure.1. Swipe up the home screen, and then in the app list, tap [Settings] ® [System] ® [Reset options].2. Tap [Erase all data (factory reset)] ® [RESET TABLET] ® [ERASE EVERYTHING].• The unit restarts when the factory data reset is complete.• Data stored in the SD card will not be erased.Tips for battery usageMinimizing battery deteriorationThe battery is a consumable and the deterioration of its performance and battery life is accelerated underthe following conditions.– Repeatedly charging the battery– Using, charging, or storing the battery in a high-temperature environmentTo minimize battery deterioration and ensure longer battery life, keep the following tips in mind.• Charge in an environment between 10 °C and 35 °C (50 °F to 95 °F)If the surrounding temperature is too high or too low, the unit’s indicator flashes in orange and the batterycannot be charged temporarily.• Avoid charging more than once per dayCharging the battery too often will cause the battery performance to deteriorate. Therefore, the unit willnot charge the battery immediately after it is fully charged unless the remaining charge is below 96 %to avoid overcharging.Maximizing battery operation timeTo maximize the battery operation time, keep the following tips in mind.• Reduce the screen’s power consumptionReduce power consumption by pressing (power button) to put the unit in sleep mode when not inuse, or by reducing the screen’s brightness level.• Turn off wireless devices when not in useYou can use the [Dashboard] app to easily turn off Wi-Fi, Bluetooth, GPS, and mobile networkconnections (certain models only). You can also turn on airplane mode to quickly turn off all wirelessconnections.• Reduce the time taken to automatically go into sleep modeSwipe up the home screen, and then in the app list, tap [Settings] ® [Display] ® [Advanced] ®[Sleep], and select a shorter amount of time taken for the unit to automatically go into sleep mode.Operating Instructions - Reference Manual 49Appendix