1SAFETY CONCERNSThis document provides the information to prevent bodily injury and property damage.Please make a good use of our product with its description below.Conventions/SymbolsWarningProvides information or instructionsthat the reader should follow inorder to avoid personal injury orfatality.CautionIndication of a generalcaution.CautionProvides information or instructionsthat the reader should follow in orderto avoid a service failure or damageto the system.RestrictionIndication for prohibitingan action for a productNoteIndicates additional informationas a reference.InstructionIndication for commandinga specifically required actionChecksProvides the operator withcheckpoints for stable systemoperation.WarningWARNINGPowerDo not connect conductiveobjects, such as necklace orcoins, to the charging phonesof the battery (metallic part).The object may explode andcause fire due to overheating.Use only the chargerprovided with the SMT-W5100 phone.Using other chargers can resultin overheating or explosion andmay cause malfunction.The battery shall be usedonly for the SMT-W5100phone.Using the battery for otherpurposes may causemalfunction, fire, or electricshock.