5
1.1 Function keys
Power
• Device turned off: hold this key for 5 seconds to turn the device on
• Working device:
•
push this key to lock the screen, push again to unlock
•
push and hold the key for 2 seconds and tap “Power off” to turn the
device off
•
push and hold the key for 2 seconds and tap “Reboot” to reboot
the device
•
push and hold the key for 2 seconds and tap “airplane mode” to acti-
vate flight mode; flight mode disconnects GSM and WiFi; repeat the
steps to deactivate flight mode
Volume
• Working device: push up or down to increase or decrease the volume.
• You will see the following icon. Tap and hold the blue dot and swipe left
to decrease and right to increase the volume:
.
1.2 Battery charging
• Plug the charger into an electric socket and the USB cable into the
device in order to charge the battery.
• The battery indicator moves to charging mode.
• The battery is fully charged after about 4 hours.
• After the battery is charged, remove the charger and the USB cable.
WARNING:
Charge the battery in a well-ventilated area between 14°F
and 95°F (-10oC to +35oC). To charge the battery use the charger provided
by the manufacturer. Using any other charger may damage the device.
