Cleaning And Maintenance - Huawei Ascend Y540 Quick Start Manual

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 leakage, fire, or explosion.
Do not put batteries in fire as they may explode. Damaged

batteries may also explode.
Dispose of used batteries in accordance with local

regulations. Improper battery use may lead to fire,
explosion, or other hazards.
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, and may be
damaged.
If the device standby time shortens significantly, replace the

battery.

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.
Avoid collision, which may lead to device malfunctions,

overheating, fire, or explosion.
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
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