Cleaning And Maintenance - Huawei B310 LTE CPE Quick Start Manual


Choose only accessories approved for use with this model by the device
manufacturer. The use of any other types of accessories may void the warranty, may
violate local regulations and laws, and may be dangerous. Please contact your
retailer for information about the availability of approved accessories in your area.
Power adapter safety

The power plug is intended to serve as a disconnect device.

For pluggable devices, the socket-outlet shall be installed near the devices and shall
be easily accessible.

Unplug the power adapter from electrical outlets and the device when not in use.

Do not drop or cause an impact to the power adapter. If it is damaged, take it to an
authorized service center for inspection.

If the power cable is damaged (for example, the cord is exposed or broken), or the
plug loosens, stop using it at once. Continued use may lead to electric shocks, short
circuits, or fire.

Do not touch the power cord with wet hands or pull the power cord to disconnect the
power adapter.

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


During storage, transportation, and operation of the device, keep it dry and protect
it from collision.

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.

Avoid collision, which may lead to device malfunctions, overheating, fire, or
explosion.

If the device is not going to be used for an extended period of time, power it off, and
remove all cables connected to it.

If anything unusual occurs (for example, if the device emits smoke or any unusual
sound or smell), immediately stop using it, power it off, remove all cables connected
to it, and contact an authorized service center.

Do not trample, pull, or excessively bend any cable. Doing so may damage the cable,
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