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2.9 Upgrade
Once have the new version, the user can choose to upgrade the panel and the
mianboard, can get upgraded software from the buyers, to upgrade the system.
Upgrade step
：
user needs to copy the upgrade software which get from vendor into
the USB storage device and then connect to the USB port. Enter Menu Upgrade
，
refresh list
，
the upgrade software name is displayed in the upgrade list box, select that software and click
Upgrade button to start upgrading. System will automatically restart on the upgrade process
，
Please wait for a while when the system is rebooted. Please don’t cut off power during
upgrading. This system supports the upgrade of the USB device but it must be
compatible with the USB device, need to reboot the system after the upgrade completed to
take effect.
Note:
If the upgraded software does not appeared in USB, usually the USB
devices are not compatible.
2.10 Logoff
Enter Menu
Logoff
，
Click Log off icon, The system will exit the current user login. If
user wants to log in again, click mian menu icon to enter into user name and password to
re-login.
2.11 System shut down
Click“system shut down”icon, shut down system.
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