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(IV) Opening and closure
Separating two fingers on the image can enlarge a part of the image, and closing
up two fingers can shrink the image, as shown in the following figure:
4.5 Lock up the screen
Click "(2) power button" to close the screen and to lock it up. In addition, if the
device is not going to be used for a specified period of time, the screen will close and
lock itself automatically. Once the screen is closed and locked, click the “(2) power
key” again to unlock and open the screen.
4.6 Install SIM card, USIM card or UIM card (supported only by 4G edition)
Insert SIM card, USIM card, or UIM card provided by the mobile phone service
provider in the card slot for SIM, USIM, and UIM according to the direction indicated.
Be careful not to lose or let others use SIM, USIM or UIM cards, so as to avoid any
damage or inconvenience caused by lost or stolen cards.
Some LTE services may not be available, which depends on the different service
providers. For more information about service availability, please contact your service
provider.
