Copyright © 2004 Nokia. All rights reserved. 30■ Switching the phone on and offPress and hold the power key .Note that if the phone displays Insert SIM card even thoughthe SIM card is properly inserted, or SIM card not supported,contact your network operator or service provider. Your phonedoes not support 5-Volt SIM cards and the card may need tobe changed.• If the phone asks for a PIN code, key in the PIN code(displayed as ****), and press OK.See also PIN code request in Security settings on page 90 and Access codes onpage 14.• If the phone asks for a security code, key in the security code (displayed as*****), and press OK.See also Access codes on page 14.Your device has an internal antenna.