Samsung SCH-T300 - Manual (Page 33)

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Your phone’s modes
Lock Mode
When you lock your phone using the Lock mode menu option, phone
use becomes restricted. You can receive messages and calls, but you
cannot make an outgoing call until the phone is unlocked. To unlock
the phone, press
, , , or and enter the
lock code. The phone will return to standby mode.
Power Save Mode
Your phone comes with a Power Save feature that automatically
activates if your phone is unable to find a signal after 15 minutes of
searching. While this feature is active, the phone’s battery charge is
conserved. The phone automatically rechecks periodically for a signal.
To manually force the phone to recheck for a signal, press any key. A
message on the display screen will inform you when your phone is
operating in the Power Save mode.
Standby Mode
Standby is the fundamental state of your phone. The phone goes into
standby mode soon after you turn it on, or if your phone is on,
whenever you press the
key.
While in standby mode, you can enter a phone number, press the
key to dial it, or press the key in the center to save it in
the Phone Book.
Press the key at any time to return to the standby mode, but be
careful; if you are on a call when you press the key, you will
return to standby mode and disconnect the call.