Huawei E8278, Quick Start Manual

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
Do not touch the device or the power adapter with wet hands.
Doing so may lead to short circuits, malfunctions, or electric shocks.

If your power adapter has been exposed to water, other liquids, or
excessive moisture, take it to an authorized service center for
inspection.

Ensure that the power adapter meets the requirements of Clause 2.5
in IEC60950-1/EN60950-1/UL60950-1 and has been tested and
approved according to national or local standards.
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 function and may lead
to fire or explosion.