G e t s t a r t e d154. Place the back cover in the double catch of thephone (1) and press down slightly (2) to closethe back cover.■ Charge the batteryWarning: Use only batteries, chargers, and enhancements approved byNokia for use with this particular model. The use of any other type mayinvalidate any approval or warranty, and may be dangerous.Check the model number of any charger before use with this device.This device is intended for use when supplied with power from an AC-4 charger.For availability of approved enhancements, please check with your dealer.1. Connect the charger to a wall outet.2. Open the cover of the connector panel (1).3. Connect the lead from the charger to the socket onthe bottom of your phone (2).If the battery is completely discharged, it may take afew minutes before the charging indicator appears onthe display or before any calls can be made.The charging time depends on the charger and the battery used. For example,charging a BL-4B battery with the AC-4 charger takes approximately 1 hour and10 minutes while the phone is in the standby mode.■ Switch the phone on and offWarning: Do not switch the phone on when wireless phone use isprohibited or when it may cause interference or danger.Press the power key.If the phone asks for a PIN or a UPIN code, enter the code(displayed as ****), and select OK.