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22 EN
EN
Revision 03/2020
Copyright © 2020, Fast ČR, a. s.
Care and maintenance
7. Care and maintenance
Battery care
The device is powered by abattery. It is necessary to charge the battery when it is empty.
You can achieve amaximum performance of anew battery only by charging it when it is
fully discharged.
If you do not use the charger, unplug it from the power outlet and from the device. Do
not leave afully charged battery charge for longer than is strictly necessary. Overcharging
may shorten its life.
Temperature affects the level to which the battery can be recharged. Therefore, it is
necessary to keep the battery at room temperature before charging. If the temperature of
the battery exceeds 40 °C, it is not possible to charge it.
Use the battery only for its intended purpose and prevent short-circuiting. Accidental
short-circuiting can occur when ametallic object causes direct connection of the positive
(+) and negative (-) battery terminal.
Do not use damaged battery.
Do not leave the battery in hot or cold places. It reduces its capacity and life. Adevice
with ahot or cold battery may not work temporarily, even when the battery is fully
charged.
Do not throw batteries into afire, they could explode. Dispose of them in accordance with
local regulations.
Product care and maintenance
The following recommendations will help to extend the life of your phone.
Keep the device and accessories out of the reach of small children.
Keep the device dry. All types of liquids or moisture will cause disruption of electronic
circuits.
Do not store the device in hot places. High temperatures can shorten the life of electronic
devices and warp or melt certain plastics.
Do not attempt to open the device in other ways than as described in this manual.
Improper handling can damage the device.
When cleaning the unit, do not use harsh chemicals or strong detergents.
NOTICE:
Use only the supplied or approved replacement accessories. Non-original
accessories may damage your phone and may constitute breach of warranty
conditions.
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