Nokia 3510i

Page 21
background image
Copyright
 © 
2002 Nokia. All rights reserved.
21
■ Switching the phone on and off
Press and hold the power key, 
.
Note that if the phone displays 
Insert SIM card
 even though 
the SIM card is properly inserted, you should contact your 
network operator or service provider. Your phone does not 
support 5 Volt SIM cards and the card may need to be 
changed. 
• If the phone asks for a PIN code, key it in (displayed as 
****) and press 
OK
.
See also 
PIN code request
 on page 
• If the phone asks for a security code, key it in (displayed 
as *****) and press 
OK
.
See also 
Warning: Do not switch the phone on when wireless phone use is prohibited or 
when it may cause interference or danger.