Nokia 5510

Page 13
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©2002 Nokia Corporation. All rights reserved.
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Warning: Use only batteries, chargers and accessories approved by the phone manufacturer 
for use with this particular phone model. The use of any other types may invalidate any 
approval or warranty applying to the phone, and may be dangerous.
For availability of approved accessories, please check with your dealer.
When you disconnect the power cord of any accessory, grasp and pull the plug, not the cord.
s
Access codes
With the access codes below, you can avoid unauthorised use of your phone and SIM card.
• Security code: Protects your phone against unauthorised use. This code is supplied with the phone. 
The preset code is 12345.
Change the code and set the phone to request it using the 
Change access codes
 and 
Security level
 
functions of the Security settings menu (see page 53). Keep the new code in a safe and secure place, 
separate from the phone.
• PIN code: This code, supplied with the SIM card, protects the card against unauthorised use. If the 
PIN code request
 function of the Security settings menu (see page 53) is set on, you are prompted to 
type in the code when you switch on the phone. 
If you enter an incorrect PIN code three times in succession, the SIM card is blocked. Type in the 
PUK code and press 
 (
OK
). Type in a new PIN code and press 
 (
OK
). Type in the new code 
again and press 
 (
OK
).
• PIN2 code: This code is supplied with some SIM cards and is required to access some functions, 
such as charging unit counters. If you enter an incorrect PIN2 code three times in succession, you 
are asked for the PUK2 code.
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