• Use of an unqualified battery or charger may present a risk of fire, explosion, leakage or other
hazard.
• Only use the battery with a charging system that has been qualified with the system per this
standard: IEEE-Std-1725-2011.
• Avoid dropping the phone or battery. If the phone or battery is dropped, especially on a hard
surface causing damage, take it to a service center for inspection.
• If the battery leaks: Do not allow the leaking fluid to come in contact with your eyes. If
contact occurs, DO NOT rub your eyes. Rinse with clean water immediately and seek
medical advice. Do not allow the leaking fluid to come in contact with skin or clothing. If
contact occurs, flush the affected area immediately with clean water and seek medical advice.
Take other precautions to keep a leaking battery away from fire as there is a danger of ignition
or explosion.
Prevention of Hearing Loss
Caution: Permanent hearing loss may occur if earphones or headphones are used at high-volume
levels for prolonged periods of time.
Safety Precautions for Direct Sunlight
Store this product away from excessive moisture and extreme temperatures. Do not leave the product
or its battery inside a vehicle or in places where the temperature may exceed 55°C (131°F), such as
on a car dashboard, window sill, or behind glass that is exposed to direct sunlight or strong ultraviolet
light for extended periods of time. This may damage the product, overheat the battery, or pose a risk
to the vehicle.
Environmental Restrictions
Do not use this product in gas stations, fuel depots, chemical plants or where blasting operations
are in progress, or in potentially explosive atmospheres such as fueling areas, fuel storehouses,
below deck on boats, chemical plants, fuel or chemical transfer or storage facilities, and areas
where the air contains chemicals or particles, such as grain, dust, or metal powders. Please be
aware that sparks in such areas could cause an explosion or fire resulting in bodily injury or even
death.
Aircraft Safety
Due to the possible interference caused by this product to an aircraft’s navigation system and its
communications network, using this device’s phone function on board an airplane is prohibited in
most countries. If flight personnel authorize use of electronic devices, switch your device to
Airplane Mode (Please see page 29 of this User Guide for instructions) to turn off RF functions that
may cause interference.
Road Safety
In many jurisdictions, vehicle operators are not permitted to use communication services with
handheld devices while the vehicle is in motion, except in the case of emergency. In some
countries, using hands-free devices as an alternative is allowed.
Safety Precautions for RF Exposure
• Use of non-original, non-manufacturer-approved accessories may violate your local RF
exposure guidelines and should be avoided.
• Use only original, manufacturer-approved accessories when such accessories contain metal
of any kind.