Basic Functions 35
• Remove the charger from the power socket after the device is fully
charged. This prevents unnecessary power consumption.
• Another way to charge the battery is by connecting a USB cable
between the device and a desktop or laptop computer. This may take a
longer time than charging the battery in the common way.
• Do not charge the battery by using a USB hub that is unable to maintain
the rated voltage. Charging may fail or unintentionally stop.
Precautions when using the device
• When replacing the battery, take extra care to ensure that no foreign
substance or water enters the device.
• Ensure that the inside of the device does not contact a metallic object
or water and does not get damaged.
• Do not forcefully separate the back cover without pressing the back
cover release key.
• Be careful not to hurt yourself with the back cover.
• Make sure to use the USB cable provided as a basic accessory.
• Failure to follow the instructions in this guide may damage the device.
Using the battery efficiently
Battery lifespan may decrease if you keep many apps and functions
running simultaneously and continuously.
Cancel background operations to increase battery life.
To minimize battery consumption, follow these tips:
• Turn off the Bluetooth
Ⓡ
or Wi-Fi network function when not using
them.
• Set the screen timeout to as short a time as possible.
• Minimize the screen brightness.
• Set a screen lock when the device is not used.
• Check the battery usage details and close any downloaded apps that
are draining the battery..
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