Huawei Ascend Y550 Quick Start Guide - Page 18
Operating environment, Keep the device away from sources of heat and fire, such
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you because of the strong force when the air bag inflates. • Do not use your device while flying in an aircraft or immediately before boarding. Using wireless devices in an aircraft may disrupt wireless networks, present a hazard to aircraft operation, or be illegal. Operating environment • Avoid dusty, damp, or dirty environments. Avoid magnetic fields. Using the device in these 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 35 °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. • 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 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
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