7
screen, use soft cloth with water, isopropyl alcohol or glasses cleanser. Do not use
detergent containing ammonia.
2.9 Main Interface & Major Functions
Press the power key on the top of the device and let go after two seconds to power
it on and enter the system main interface as shown below.
If the device is powered on with an SIM card inserted, the network operator’s name
will be displayed in the upper part of the system main interface, for example
“China UNICOM”; otherwise, “unregister” will be displayed.
The meanings of the icons in the first line of the above interface are as follows.
Enable or disable the radio module. When “Enable
Radio” is not selected (refer to
6.1 GSM
), the device
will enter flight mode, and
and “unregister” will
be shown at the top of the interface.
Name of the network operator