Huawei Ascend XT Original instructions

Huawei Ascend XT

Safety Information

2TM

Safety Information

This section contains important information about

the operation of your device. It also contains

information about how to use the device safely.

Read this information carefully before using your

device.

Electronic device

Do not use your device if using the device

is prohibited. Do not use the device if doing

so causes danger or interference with other

electronic devices.

Interference with medical equipment

 Follow rules and regulations set forth by hospitals

and health care facilities. Do not use your device

where prohibited.

 

performance of hearing aids or pacemakers.

Consult your service provider for more

information.

 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.

Protecting your hearing when using a headset

•

To prevent possible hearing damage,

do not listen at high volume levels for

long periods.

 Using a headset at high volumes may damage

your hearing. To reduce this risk, lower the

headset volume to a safe and comfortable level.

 Exposure to high volumes while driving may

cause distraction and increase your risk of an

accident.



 

explosives are stored (in a gas station, oil depot,

or chemical plant, for example). Using your

device in these environments increases the



instructions indicated in text or symbols.

 Do not store or transport the device in containers





 Observe local laws and regulations while using

the device. To reduce the risk of accidents, do

not use your wireless device while driving.

 

to drive safely.

 Do not hold the device while driving. Use hands-

free accessories.

 



 

motor vehicles. For more information, consult

the vehicle manufacturer.

 Do not place the device over the air bag or in

the air bag deployment area in a motor vehicle.

Doing so may hurt you because of the strong



 

or immediately before boarding. Using wireless





or be illegal.

Operating environment

 Avoid dusty, damp, or dirty environments.



environments may result in circuit malfunctions.

 Do not use your device during thunderstorms to

protect your device against any danger caused

by lightning.

 Ideal operating temperatures are 0 °C to 45 °C.

Ideal storage temperatures are -20 °C to +70 °C.

Extreme heat or cold may damage your device

or accessories.

 Do not expose your device to direct sunlight

(such as on a car dashboard) for prolonged

periods.

 

electrical shock hazards, avoid rain and moisture.

 Keep the device away from sources of heat and



water heater, radiator, or candle.

 Do not place sharp metal objects, such as pins,

near the earpiece or speaker. The earpiece may

attract these objects and result in injury.

 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.

 

the eyes of people or pets. Otherwise temporary

loss of vision or damage to the eyes may occur.

 Do not touch the device's antenna. Otherwise,



 Do not allow children or pets to bite or suck the

device or accessories. Doing so may result in

damage or explosion.

 Observe local laws and regulations, and respect

the privacy and legal rights of others.

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.

Accessories

 Using an unapproved or incompatible power



explosion or other hazards.

 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.

Charger safety

 For pluggable devices, the socket-outlet shall

be installed near the devices and shall be easily

accessible.

 Unplug the charger from electrical outlets and

the device when not in use.

 Do not drop or cause an impact to the charger.

 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



 Do not touch the power cord with wet hands or

pull the power cord to disconnect the charger.

 Do not touch the device or the charger with

wet hands. Doing so may lead to short circuits,

malfunctions, or electric shocks.

 If your charger has been exposed to water,



authorized service center for inspection.

 

of Clause 2.5 in IEC60950-1/EN60950-1/UL60950-

1 and has been tested and approved according to

national or local standards.

 Connect the device only to products with the

USB-IF logo or with USB-IF compliance program

completion.

Battery safety

 The device has a built-in, non-removable battery.

Do not attempt to remove the battery, otherwise

the device may be damaged. To replace the

battery, take the device to an authorized service

center.

 Do not connect battery poles with conductors,

such as keys, jewelry, or other metal materials.

Doing so may short-circuit the battery and cause

injuries or burns.

 Keep the battery away from excessive heat and

direct sunlight. Do not place it on or in heating

devices, such as microwave ovens, stoves, or

radiators. Batteries may explode if overheated.

 Do not attempt to modify or remanufacture the

battery, insert foreign objects into it, or immerse





 If the battery leaks, ensure that the electrolyte

does not make direct contact with your skin

or eyes. If the electrolyte touches your skin or



clean water and consult a doctor.

 In case of battery deformation, color change,

or overheating while charging or storing,

immediately stop using the device and remove

the battery. Continued use may lead to battery



 

Damaged batteries may also explode.

 Dispose of used batteries in accordance with

local regulations. Improper battery use may lead



 Do not allow children or pets to bite or suck

the battery. Doing so may result in damage or

explosion.

 Do not smash or pierce the battery, or expose it

to high external pressure. Doing so may lead to a

short circuit or overheating.

 Do not drop the device or battery. If the device or

battery is dropped, especially on a hard surface, it

may be damaged.

 Use the battery only with a charging system that





explosion, leakage, or other hazards.

 Replace the battery only with an IEEE-Std-1725





leakage, or other hazards.

 Do not disassemble or open, crush, bend

or deform, puncture or shred the battery.

Otherwise, it may lead to electrolyte leakage,



 Do not solder battery poles or dismantle the

battery. Doing so may lead to electrolyte leakage,



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



 Avoid collision, which may lead to device



 Before you clean or maintain the device, stop

using it, stop all 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



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.

 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



policy, and local laws and regulations. Never rely

solely on your device for critical communications

like medical emergencies.

Environmental protection

 The device and its accessories (if included), such

as the power adapter, headset, and battery

should not be disposed of with household

garbage.

 Disposal of the device and its accessories is

subject to local regulations. Support proper

collection and recycling.

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