Huawei PT500 User Manual page 15

Update the PT500 Firmware
1) On the Main tab page, click Upgrade Firmware.
The Enter PIB & NVM files dialog box is displayed, as shown in Figure 3-5.
Figure 3-5 Enter PIB & NVM files dialog box
2) In the Enter PIB & NVM files dialog box, click Browse to specify the path
for storing the PIB and NVM.
3) Click OK.
The files are loaded.
You can download the latest update files from the technical support Web site:
http://www.huaweidevice.com.
Restoring Default Settings
Be careful all self-defined data will be lost when you use this function.
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