Samsung SGH-E251 User Manual

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Samsung SGH-E251 User Manual Manual pdf 44 page image

41SAR tests are conducted using standard operatingpositions with the phone transmitting at its highestcertified power level in all tested frequency bands.Although the SAR is determined at the highest certifiedpower level, the actual SAR level of the phone whileoperating can be well below the maximum value. This isbecause the phone is designed to operate at multiplepower levels so as to use only the power required toreach the network. In general, the closer you are to abase station, the lower the power output of the phone.Before a new model phone is available for sale to thepublic, compliance with the European R&TTE Directivemust be shown. This directive includes as one of itsessential requirements the protection of the health andsafety of the user and any other person.Precautions when using batteries• Never use a charger or battery that is damaged inany way.• Use the battery only for its intended purpose.• If you use the phone near the network’s basestation, it uses less power. Talk and standby timeare greatly affected by the signal strength on thecellular network and the parameters set by theservice provider.• Battery charging time depends on the remainingbattery charge, the type of battery, and the chargerused. The battery can be charged and dischargedhundreds of times, but it will gradually wear out.When the operation time is noticeably shorter thannormal, it is time to buy a new battery.• If left unused, a fully charged battery will dischargeitself over time.• Use only Samsung-approved batteries, andrecharge your battery only with Samsung-approvedchargers. Disconnect the charger from the powersource when it is not in use. Do not leave thebattery connected to a charger for more than aweek, since overcharging may shorten its life.1. The SAR limit for mobile phones used by the public is 2.0watts/kilogram (W/kg) averaged over ten grams of bodytissue. The limit incorporates a substantial margin of safety togive additional protection for the public and to account for anyvariations in measurements. The SAR values may vary,depending on national reporting requirements and thenetwork band.