Huawei Technologies Co. Ltd B310S-518B Manuale Utente
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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.
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.
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.
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.
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.
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.
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.
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.
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, causing the device to malfunction.
damage the cable, causing the device to malfunction.
Before you clean or maintain the device, stop using it, stop all
applications, and disconnect all cables connected to it.
applications, 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.
(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 magnetic stripe cards, such as credit cards and phone cards,
near the device for extended periods of time. Otherwise the magnetic
stripe cards may be damaged.
near the device for extended periods of time. Otherwise the magnetic
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
voids the warranty and releases the manufacturer from liability for
damage. In case of damage, contact an authorized service center for
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