Operating Environment - Huawei DG8245V Quick Start Manual

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.
Areas with flammables and explosives
 Do not use 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. In addition, follow the instructions indicated in text or symbols.
 Do not store or transport the device in containers with flammable liquids, gases, or explosives.

Operating environment

Avoid dusty, damp, or dirty environments. Avoid magnetic fields. Using the device in these

environments may result in circuit malfunctions.
 Before connecting and disconnecting cables, stop using the device and disconnect it from the
power supply. Ensure that your hands are dry during operation.
 Place the device on a stable surface.
 Keep the device away from electronic appliances that generate strong magnetic or electric fields,
such as a microwave oven or refrigerator.
During thunderstorms, power off your device and remove all cables connected to it to protect

against lightning strikes.
Do not use your device during thunderstorms to protect your device against any danger caused by

lightning.
 Ideal operating temperatures are 0ºC to 40ºC. Extreme heat or cold may damage your device or
accessories.
 Keep the device and accessories in a well-ventilated and cool area away from direct sunlight. Do
not enclose or cover your device with towels or other objects. Do not place the device in a
container with poor heat dissipation, such as a box or bag.
To protect your device or accessories from fire or electrical shock hazards, avoid rain and

moisture.
Keep the device away from sources of heat and fire, such as a heater, microwave oven, stove,

water heater, radiator, or candle.
 Do not place any object, such as a candle or a water container, on the device. If any foreign object
or liquid enters the device, immediately stop using it, power it off, and remove all cables
connected to it. Then, contact an authorized service center.
Observe local laws and regulations, and respect the privacy and legal rights of others.

Do not block device openings. Reserve a minimum of 10 cm around the device to dissipate heat.

Stop using your device or applications for a while if the device is overheated. If skin is exposed to

an overheated device for an extended period, low temperature burn symptoms, such as red spots
and darker pigmentation, may occur.
Do not touch the device's antenna. Otherwise, communication quality may be reduced.

 Do not allow children or pets to bite or suck the device or accessories. Doing so may result in
damage or explosion.
The device should be installed and operated with a minimum distance of 20 cm between the

radiator and your body.
Keep the device in a place with good reception. The distance between the device and other metal

materials (such as metal brackets or metal doors and windows) should be greater than 25 cm and
the distance between the devices should be greater than 30 cm.
Child's safety
Comply with all precautions with regard to child's safety. Letting children play with the device or its

accessories may be dangerous. The device includes detachable parts that may present a choking
hazard. Keep away from children.
The device and its accessories are not intended for use by children. Children should only use the

device with adult supervision.
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