Huawei Eco, User Manual

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Turning on or off airplane mode
Your phone's signal reception or transmission may interfere with an airplane's
flight system. Power off your phone or switch to airplane mode as required
when you are on a flight. In airplane mode, your phone's wireless features are
disabled, but you can still listen to music or play games using your phone.
Use either of the following methods to turn on or turn off Airplane mode :

Flick down from the status bar to open the notification panel. Under Shortcuts , touch
Airplane mode .

Press and hold the power button, and touch Airplane mode .

On the home screen, touch then the All tab. Under Wireless & networks , touch
More and then Airplane mode to turn on or off airplane mode.
When airplane mode is on, is displayed on the status bar.
Setting the PIN of your SIM card
A personal identification number (PIN) is delivered with your SIM card to better protect your
phone data. If you enable the SIM card lock, you must enter the PIN each time you turn your
phone on. Before you perform the following operations, make sure you have obtained the PIN
for your SIM card from your service provider.
1.
On the home screen, touch .
2.
Under All , touch Security .
3.
Touch Set up SIM card lock .
4.
Select the Lock SIM card check box. If your phone has dual cards, You can set
individual PINs for each card respectively.
5.
Enter your PIN, and touch OK .
6.
Touch Change SIM PIN to change the PIN.
Generally, SIM cards only allow a limited number of consecutive retries if an
incorrect PIN is entered. If this limit is exceeded, you must enter a PIN
unblocking key (PUK), which you can obtain from your service provider. The
number of consecutive attempts to enter the PUK incorrectly is also limited. If
this limit is exceeded, your SIM card will be permanently disabled. For details
about these limits, contact your service provider.