MediaPad 7 Lite Maintenance Manual
INTERNAL
2012-10-08
Huawei Confidential
Page 17 of 82
5.3 Upgrade Process
1.
Copy the
dload
directory to the root directory of the microSD card.
2.
Check that the microSD card is not damaged.
If the upgrade package is large, remove and reinsert the microSD card, and then open the
package immediately after you copy the dload folder to the microSD card to ensure that
the microSD card is not damaged. If you directly open the upgrade packet in ZIP format
without removing and then reinserting the microSD card, you might only open the ZIP
package structure stored on the computer instead of the ZIP package on the microSD
card.
You can also use MyDiskTest to check the available storage space of the microSD card.
The size of the copied upgrade package must be smaller than this space.
3.
Ensure that MediaPad 7 Lite is powered off.
4.
Insert the microSD card into the MediaPad 7 Lite.
5.
The microSD card is automatically upgraded after MediaPad 7 Lite is powered on.
Ensure that the available battery charge level exceeds 30%; otherwise, connect a USB
power supply.
6.
During the upgrade, the screen shown in the following figure is displayed.
7.
When the upgrade succeeds, the screen shown in the following figure is displayed.
When the upgrade fails, the screen shown in the following figure is displayed
.