Nokia 6233

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Copyright © 2006 Nokia. All rights reserved.
Calls are limited to a closed user group.
The timed profile is selected.
, ,  , 
or 
A headset, handsfree, loopset, or music stand enhancement is connected to the phone.
or
A push to talk connection is active or suspended.
■ Keypad lock (keyguard)
To prevent the keys from being accidentally pressed, select 
Menu
, and press * within 3.5 seconds to lock the 
keypad; or  select 
Lock
.
To unlock the keypad select 
Unlock
, and press * within 1.5 seconds. If the 
Security keyguard
 is set 
On
, select 
Unlock
, press *, and enter the security code. 
To answer a call when the keyguard is on, press the call key. When you end or reject the call, the keypad 
automatically locks.
For 
Automatic keyguard
 and 
Security keyguard
When the keyguard is on, calls still may be possible to the official emergency number programmed into your device.