Nokia 2330 classic User Guide in US English and Spanish
Page 19
...the standby mode, select Menu > Settings > Phone > Automatic keyguard > On. If the security keyguard is locked, press the call key. To unlock the keypad, select Unlock, and press * within 3.5 seconds to lock automatically after a preset time when the phone is locked, calls may be used without a SIM card... to the official emergency number programmed into your device. When you end or reject the call when the keypad is on, enter the security code when requested. To answer a call , the keypad locks automatically. To set the keypad to lock the keypad. All rights reserved. 19 ...
...the standby mode, select Menu > Settings > Phone > Automatic keyguard > On. If the security keyguard is locked, press the call key. To unlock the keypad, select Unlock, and press * within 3.5 seconds to lock automatically after a preset time when the phone is locked, calls may be used without a SIM card... to the official emergency number programmed into your device. When you end or reject the call when the keypad is on, enter the security code when requested. To answer a call , the keypad locks automatically. To set the keypad to lock the keypad. All rights reserved. 19 ...