Honeywell HEN04101(X) User Manual page 131

If you do not select a device before clicking Login, you will get a Connection
Note
Error message.
Figure 4-6 Device Upgrade Login Interface
4. Click OK. The Config Upgrade interface appears.
Figure 4-7 Config Upgrade Interface
5. Click OpenFile to select the upgrade file, and then click Upgrade to begin the upgrade.
When the upgrade is complete, and the device is rebooting a Device is offline:
[device IP address] message appears.
Honeywell Configuration Tool | 131
800-18160 - B - 07/2014