ZTE-G R228, Руководство пользователя

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Flight mode: You can select to use flight mode. In flight mode, all
wireless functions are disabled.
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Misc. settings: You can set the LCD backlight brightness and time.
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Key backlight: Set the Key backlight On or Off .
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Network settings
In this menu, you can select Automatic / Manual to select the network
service provider according to requests. If you have selected a
service provider manually, you have to manually select again or
return to the
Automatic option to select the service provider when
you switch to the SIM card of another network.
The GPRS connection can be set to
When needed or Always .
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Security settings
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SIM lock: If SIM lock is currently set Off , select it again then input
the PIN code to turn it on. You need to input the correct PIN code
to unlock your SIM card when you turn on your mobile phone next
time.
Note : The PUK code is required to unlock the SIM card if you have
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