Samsung SGH-E105CSATMB - Manual (Page 35)

Selecting Functions and Options
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In some functions, you may be asked for a password or PIN.
Enter the required code and press the OK soft key.
Example:
Example: Setting the Display Language
1. When the idle screen is displayed, press the Menu soft key to
access the menus.
2. Scroll through the menus until you reach the Phone Settings
menu, by pressing the Up or Down key.
3. To select the Phone Settings menu, press the Select soft key or
the key.