User's Manual

Technician Operations
91
Figure 64: Connectivity: Checking for Firmware Upgrade Screen
If a newer firmware version is available for the current device’s hardware version, an Upgrade
Firmware button is displayed.
2. Tap Upgrade Firmware to download and install the new firmware version (the system reboots).
Problem Cause/Resolution
Firmware Update Failure TouchScreen reverts back to the previous firmware build
Firmware Update Error TouchScreen reverts back to the previous firmware build
System Upgrade in Progress Message Firmware update currently in progress
Table 11: Troubleshooting Firmware Updates
To install a firmware update from a USB drive:
IMPORTANT: The TouchScreen will install the same firmware version or even an earlier firmware
version using this method.
1. Save a build image to a USB drive in the root directory.
2. Change the filename to ucontrol.upg.
3. Insert the USB drive into the TouchScreen USB port.

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