Chapter 23 Maintenance
LTE3302-M432 & LTE3312-M432 User’s Guide
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The following table describes the labels in this screen.
Note: Do not turn off the LTE Device while firmware upload is in progress!
After you see the Firmware Upload In Process screen, wait two minutes before logging into the LTE
Device again.
The LTE Device automatically restarts in this time causing a temporary network disconnect. In some
operating systems, you may see the following icon on your desktop.
Figure 109 Network Temporarily Disconnected
After two minutes, log in again and check your new firmware version in the Status screen.
If the upload was not successful, an error message appears. Click Return to go back to the Firmware
Upgrade screen.
23.7 Module Upgrade Screen
You only need to upgrade firmware to the LTE module for LTE enhancements when a notice is released
on the Zyxel website. If you see a notice, download the file to your computer and unzip it if necessary.
Click Maintenance > Module Upgrade. Follow the instructions in this screen to upload LTE module
firmware to your LTE Device.
Figure 110 Maintenance > Module Upgrade
Table 70 Maintenance > Firmware Upgrade
LABEL DESCRIPTION
File Path Type in the location of the file you want to upload in this field or click Choose File to find it.
Choose File Click Choose File to find the .bin file you want to upload. Remember that you must decompress
compressed (.zip) files before you can upload them.
Upload Click Upload to begin the upload process. This process may take up to two minutes.
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