Cleaning And Maintenance; Emergency Calls - Huawei Y520-U33 User Manual

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Cleaning and maintenance

Keep the device and accessories dry. Do not attempt to dry
it with an external heat source, such as a microwave oven or
hair dryer.
Do not expose your device or accessories to extreme heat or
cold. These environments may interfere with proper
funct ion and may lead to fire or explosion.
Avoid collision, which may lead to device malfunct ions,
overheat ing, fire, or explosion.
Before you clean or maintain the device, stop using it, stop
all applicat ions, and disconnect all cables connected to it.
Do not use any chemical detergent, powder, or other
chemical agents (such as alcohol and benzene) to clean the
device or accessories. These substances may cause damage
to parts or present a fire hazard. Use a clean, soft, and dry
cloth to clean the device and accessories.
Do not place magnet ic stripe cards, such as credit cards and
phone cards, near the device for extended periods of t ime.
Otherwise the magnet ic stripe cards may be damaged.
Do not dismantle or remanufacture the device and its
accessories. This voids the warranty and releases the
manufacturer from liability for damage. In case of damage,
contact an authorized service center for assistance or repair.
If the device screen is broken in a collision, immediately stop
using the device. Do not touch or attempt to remove the
broken parts. Promptly contact an authorized service center.

Emergency calls

The availability of emergency calls is subject to your cellular
network quality, service provider policy, and local laws and
regulat ions. Never rely solely on your device for crit ical
communicat ions like medical emergencies.
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