Cleaning And Maintenance - Huawei U7520-5 User Manual

• Do not disassemble the battery or solder the battery poles. Otherwise,
it may lead to electrolyte leakage, overheating, fire, or explosion.
• If battery electrolyte leaks out, ensure that the electrolyte does not
touch your skin and eyes. When the electrolyte touches your skin or
splashes into your eyes, wash your eyes with clean water immediately
and consult a doctor.
• If there is a case of battery deformation, color change, or abnormal
heating while you charge or store the battery, remove the battery
immediately and stop using it. Otherwise, it may lead to battery
leakage, overheating, explosion, or fire.
• If the power cable is damaged (for example, the cord is exposed or
broken), or the plug loosens, stop using the cable at once. Otherwise,
it may lead to an electric shock, a short circuit of the charger, or a fire.
• Do not dispose of batteries in fire as they may explode. Batteries may
also explode if damaged.
• Danger of explosion if battery is incorrectly replaced. Recycle or
dispose of used batteries according to the local regulations or
reference instruction supplied with your device.

Cleaning and Maintenance

• The device, battery, and charger are not water-resistant. Keep them
dry. Protect the device, battery, and charger from water or vapor. Do
not touch the device or the charger with a wet hand. Otherwise, it may
lead to a short circuit, a malfunction of the device, and an electric
shock to the user.
Warnings and Precautions
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