Samsung SCH-R335MSATRF User Manual
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Do not store the phone in cold areas (below 0 °C (32 °F)). When the phone warms up to its 
normal operating temperature, moisture can form inside the phone, which may damage the 
phone's electronic circuit boards.
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Do not drop, knock or shake the phone. Rough handling can break internal circuit boards.
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Do not use harsh chemicals, cleaning solvents or strong detergents to clean the phone. 
Wipe it with a soft cloth slightly dampened in a mild soap-and-water solution.
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Do not paint the phone. Paint can clog the device's moving parts and prevent proper 
operation.
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Do not put the phone in, on or near areas that may get very hot, such as a microwave oven,
cooking surface, cooking appliance, iron or a radiator. Do not dispose of the phone in a fire. 
The phone may explode when overheated.
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If your phone is equipped with an external antenna, use only the supplied or an approved 
replacement antenna. Unauthorized antennas or modified accessories may damage the 
phone and violate regulations governing radio devices.
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If the phone, battery, charger or any accessory is not working properly, take it to your 
nearest qualified service facility. The personnel there will assist you, and if necessary, 
arrange for service.
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Dispose of phones in accordance with local regulations. In some areas, the disposal of 
phones in household or business trash may be prohibited. For safe disposal options for 
phones, contact your nearest Samsung authorized service center.