Software Upgrade; Upgrade Preparation; Microsd Card Upgrade; Normal Upgrade - Huawei U9200 Maintenance Manual

5 Software Upgrade

5.1 Upgrade Preparation

Table 5-1 lists the items to be prepared before a software upgrade.
Table 5-1 Items to be prepared before a software upgrade
Category
Upgrade
environment
Upgrade file

5.2 microSD Card Upgrade

5.2.1 Normal Upgrade

1.
2.
3.
4.
The upgrade progress is displayed on the LCD.
After the upgrade is completed, the phone automatically restarts.
If the upgrade fails, the phone stays on the upgrade page, and an upgrade failure message is
displayed.

5.2.2 Forcible Upgrade

If the phone fails to be powered on, perform the following operations to start a forcible
upgrade:
1.
2.
3.
(2012-06-13)
U9200 Maintenance Manual
Item
Computer
microSD card
Battery
update.app
microSD card upgrade
Create a folder named dload in the root directory of the microSD card.
Copy the upgrade file update.app to the dload folder.
Install the microSD card on the phone and power the phone on.
Enter *#*#2846579#*#* in dialing mode. Choose ProjectMenu > Upgrade > SD card
upgrade, and click Confirm.
Create a folder named dload in the root directory of the microSD card.
Copy the upgrade file update.app to the dload folder.
Install the microSD card on the phone.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description
Operating system: Windows 2000, Windows
XP or Windows 7
With at least 512 MB free space
With at least 20% power remaining
This version is provided for reference only.
Please download the latest version when
upgrading the software.
Normal upgrade
Forcible upgrade
INTERNAL
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