Your phone and accessories 13NSOG-A-1.1-100 Nexus S Owner’s GuideTurning the phone on and offUse the power button to turn the phone on and off.Turn on the phoneS Press the Power button for a few seconds, until the screen illuminates.The first time you turn on the phone, you are welcomed to Android and prompted tosign into your Google Account. For more information, consult your carrier and theAndroid User’s Guide.When you turn on the phone, you may be prompted to enter a personal identificationnumber (PIN) for your SIM card.Unblock a SIMIf you enter the wrong SIM-unlock PIN three times, the SIM card is blocked and youcannot use your phone except to dial an emergency number. You must obtain a PINUnblocking Key (PUK) from your carrier to unblock the SIM and set a new PIN.S Dial the following, replacing “PUK” with the PUK from your carrier and replacingboth instances of “PIN” with a 4- to 8-digit PIN of your choosing:**05*PUK*PIN*PIN#Power button