Huawei Mate 9 Quick Start Manual page 9

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To prevent possible hearing damage, do not listen at high
volume levels for long periods.
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Using an unapproved or incompatible power adapter,
charger, or battery may damage your device, shorten its
lifespan, or cause a fire, explosion, or other hazards.
•
Ideal operating temperatures are 0 °C to 35 °C . Ideal storage
temperatures are -20 °C to +45 °C .
•
Pacemaker manufacturers recommend that a minimum
distance of 15 cm be maintained between a device and a
pacemaker to prevent potential interference with the
pacemaker. If using a pacemaker, hold the device on the side
opposite the pacemaker and do not carry the device in your
front pocket.
•
Keep the device and the battery away from excessive heat
and direct sunlight. Do not place them on or in heating
devices, such as microwave ovens, stoves, or radiators.
•
Observe local laws and regulations while using the device. To
reduce the risk of accidents, do not use your wireless device
while driving.
•
While flying in an aircraft or immediately before boarding,
only use your device according to instructions provided. Use
of a wireless device in an aircraft may disrupt wireless
networks, present a hazard to aircraft operation, or be illegal.
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To prevent damage to your device's parts or internal circuits,
do not use it in dusty, smoky, damp, or dirty environments or
near magnetic fields.
•
When charging the device, make sure the power adapter is
plugged into a socket near the devices and is easily accessible.
•
Unplug the charger from electrical outlets and the device
when not in use.
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Do not use, store or transport the device where flammables or
explosives are stored (in a gas station, oil depot, or chemical
plant, for example). Using your device in these environments
increases the risk of explosion or fire.
•
Dispose of this device, the battery, and accessories according
to local regulations. They should not be disposed of in normal
household waste. Improper battery use may lead to fire,
explosion, or other hazards.
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