5Allow only qualified personnel toservice your deviceAllowing unqualified personnel to service yourdevice may result in damage to your device andwill void your warranty.Ensure maximum battery and chargerlife• Avoid charging batteries for more than aweek, as overcharging may shorten batterylife.• Over time, unused batteries will dischargeand must be recharged before use.• Disconnect chargers from power sourceswhen not in use.• Use batteries only for their intended purpose.Handle SIM cards and memory cardswith care• Do not remove a card while the device istransferring or accessing information, as thiscould result in loss of data and/or damage tothe card or device.• Protect cards from strong shocks, staticelectricity, and electrical noise from otherequipment.• Frequent writing and erasing will shorten thelife span of memory cards.• Do not touch gold-coloured contacts orterminals with your fingers or metal objects.If dirty, wipe the card with a soft cloth.Ensure access to emergency servicesEmergency calls from your device may not bepossible in some areas or circumstances. Beforetravelling in remote or undeveloped areas, planan alternate method of contacting emergencyservices personnel.Specific Absorption Rate (SAR)certification informationYour device conforms to European Union (EU)standards that limit human exposure to radiofrequency (RF) energy emitted by radio andtelecommunications equipment. Thesestandards prevent the sale of mobile devicesthat exceed a maximum exposure level (knownas the Specific Absorption Rate, or SAR) of 2.0watts per kilogram of body tissue.