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Do not use the power adapter if its cable is damaged. Otherwise, electric shocks or
fires may occur.
Ensure that the power adapter meets the specifications indicated on the device
nameplate.
Ensure that the power adapter meets the requirements of Clause 2.5 in
IEC60950-1/EN60950-1 and it is tested and approved according to national or local
standards.
For pluggable device, the socket-outlet shall be installed near the device and shall
be easily accessible.
Battery and Charger
Unplug the charger from the electrical plug and the device when not in use.
The battery can be charged and discharged hundreds of times before it eventually
wears out. When the standby time and the talk time are shorter than the normal
time, replace the battery.
Use the AC power supply defined in the specifications of the charger. An improper
power voltage may cause a fire or a malfunction of the charger.
Do not connect two poles of the battery with conductors, such as metal materials,
keys, or jewelries. Otherwise, the battery may be short-circuited and may cause
injuries and burns on your body.
Do not disassemble the battery or solder the battery poles. Otherwise, it may lead
to electrolyte leakage, overheating, fire, or explosion.
If battery electrolyte leaks out, ensure that the electrolyte does not touch your skin
and eyes. When the electrolyte touches your skin or splashes into your eyes, wash
your eyes with clean water immediately and consult a doctor.
If there is a case of battery deformation, color change, or abnormal heating while
you charge or store the battery, remove the battery immediately and stop using it.
Otherwise, it may lead to battery leakage, overheating, explosion, or fire.
