Samsung SGH-E251, Руководство пользователя

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9
Power on or off
Keypad lock
When you close the phone, it locks the exposed
keys to prevent any unwanted phone
operations, from accidentally pressing any of
the keys.
To unlock the keypad, press <Unlock> and
then <OK>.
Offline mode
You can switch the phone to Offline mode, in
which the phone functions requiring network
connections are deactivated. This mode is
helpful when you want to use your phone in a
place where you are not allowed to use mobile
devices, such as in an airplane and at a
hospital.
To switch to Offline mode, press <Menu> and
select Settings → Phone settings → Offline
mode → On.
In Offline mode, you can use non-wireless
functions, such as games, calendar, camera,
and music player.
Switch on
Do not turn on
the phone when
mobile phone
use is prohibited.
1. Open the phone.
2. Press and hold [ ].
3. If necessary, enter the
PIN and press <OK>.
Switch off 1. Open the phone.
2. Press and hold [ ].