[ 13 ]About your phone44. About your phone• Switch on your phone• Press and hold for two seconds.The phone might ask for a PersonalIdentification (PIN) code or a security code.See “PIN and PUK codes” on page 71 for moreinformation.Warning! Do not switch on the phonein places where wireless phone use is prohibited or where the useof the phone could cause interference or danger.As with any other radio transmittingdevice, do not touch the antennaunnecessarily when the phone isswitched on. Contact with theantenna affects call quality andmight cause the phone to operateat a higher power level thanneeded.