Thermo Scientific TSX Series Installation And Operation Manual page 48

Problem
Connectivity Options in
freezer UI are grayed out
and non-responsive.
Device not connecting to
the Cloud Portal.
Note: After resetting (such as a unit factory reset) and reconnecting to InstrumentConnect, the freezer will appear as a new
connection within the user's connected devices on InstrumentConnect. This is because a new security certificate will be 
established. The freezer will be unable to reconnect to the original device under the "old" security certificate.
Ultra Low Temperature Freezers
Cause
Firewall ports closed.
Connect device to cloud
using 3G/4G hotspot.
UI firmware.
Solution
Verify with local IT that ports 443, 123, and 80 are open to
the Internet in the facility's firewall.
Use the telnet app from a computer on the same network.
*Telnet is NOT enabled by default in Windows
*telnet apps.thermofisher.com 443
*telnet apps.thermofisher.com 123
Confirm if the Hotspot works at the location and allows
internet connection using a laptop or tablet.
If the device connects to the cloud, the issue is with the IT
security. Work with Local IT to resolve the issue.
If device does not connect through a hotspot, call service.
Call service.
Connectivity Troubleshooting | 43