Users Manual

Table Of Contents
l Ensure that the charger 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.
l Connect the device only to products with the USB-IF logo or with USB-IF compliance program
completion.
Battery safety
l 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.
l 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.
l Do not attempt to modify or remanufacture the battery, insert foreign objects into it, or immerse or
expose it to water or other liquids. Doing so may lead to re, explosion, or other hazards.
l If the battery leaks, ensure that the electrolyte does not make direct contact with your skins or eyes.
If the electrolyte touches your skins or splashes into your eyes, immediately ush with clean water
and consult a doctor.
l 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, re, or
explosion.
l Do not put batteries in re as they may explode. Damaged batteries may also explode.
l Dispose of used batteries in accordance with local regulations. Improper battery use may lead to re,
explosion, or other hazards.
l Do not allow children or pets to bite or suck the battery. Doing so may result in damage or explosion.
l Do not smash or pierce the battery, or expose it to high external pressure. Doing so may lead to a
short circuit or overheating.
l Do not drop the device or battery. If the device or battery is dropped, especially on a hard surface, it
may be damaged.
l If the device standby time shortens signicantly, replace the battery.
l This device contains a built-in battery. Do not attempt to replace the battery by yourself. Otherwise,
the device may not run properly or it may damage the battery. For your personal safety and to ensure
that your device runs properly, you are strongly advised to contact a Huawei authorized service center
for a replacement.
l Use the battery only with a charging system that is IEEE-Std-1725 standard qualied. The use of an
unqualied battery or charger may lead to re, explosion, leakage, or other hazards.
l Replace the battery only with an IEEE-Std-1725 standard qualied battery. The use of an unqualied
battery may lead to re, explosion, leakage, or other hazards.
l Do not disassemble or open, crush, bend or deform, puncture or shred the battery. Otherwise, it may
lead to electrolyte leakage, overheating, re, or explosion.
l Do not solder battery poles or dismantle the battery. Doing so may lead to electrolyte leakage,
excessive heat, re, or explosion.
Cleaning and maintenance
l 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.
l Do not expose your device or accessories to extreme heat or cold. These environments may interfere
with proper function and may lead to re or explosion.
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