Zte Engage User Manual page 57

Keep the device dry. Precipitation, humidity, and all types of liquids or moisture can contain
minerals that will corrode electronic circuits. If your device does get wet, remove the battery
and allow the device to dry completely before replacing it.
• Do not use or store the device in dusty, dirty areas. Its electronic components can be
damaged.
• Do not store the device in hot areas. High temperatures can shorten the life of electronic
devices, damage batteries, and warp or melt certain plastics.
• Do not store the device in cold areas. When the device returns to its normal temperature,
moisture can form inside the device and damage electronic circuit boards.
• Do not attempt to open the device other than as instructed in this guide.
• Do not drop, knock, or shake the device. Rough handling can break internal circuit boards
and fine mechanics.
• Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the device.
• Do not paint the device.
• Unauthorized antennas, modifications, or attachments could damage the device and may
violate regulations governing radio devices.
• Use chargers indoors.
• Always create a backup of data you want to keep, such as contacts and calendar notes.
• To reset the device from time to time for optimum performance, power off the device and
remove the battery.
These suggestions apply equally to your device, battery, charger, or any accessory. If the
device is not working properly, take it to the nearest authorized service facility for service.
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