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Nest thermostat has black screen. Unresponsive

EMC47
Community Member

New nest therm powered down. Now black screen and unresponsive

4 REPLIES 4

David_K
Diamond Product Expert
Diamond Product Expert

EMC47
Community Member

Third wire doesnt work. Nest works fine without it

David_K
Diamond Product Expert
Diamond Product Expert

If you're comfortable doing so, you can perform some checks to try to fix the issue:
Thermostat wire undetected, unconfigured, or unspecified - Google Nest Help

Otherwise, I'd recommend contacting a local HVAC professional to troubleshoot the issue.

EMC47
Community Member

Hi when connected to the 3rd wire the nest goes ti black screen. System shutdawn?

 

the only thing we were able to do was clear all