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Nest Learning Thermostat Issues

BobSchilling
Community Member

My AC quit working and so did the thermostat. I ended up getting a new Nest Learning Thermostat and fully charged it via USB. HVAC technician says there is power to the base but when I plug the thermostat in, it blinks red. When I unplug from wall base it blinks green.  Prior to the technician arriving, I had tried to get started with the new thermostat and it had thrown an error code at the beginning of no power. Now with the power on it won't wake up. Is it possible there is a problem with the seating plate wiring?

3 REPLIES 3

Jenelyn_O
Community Specialist
Community Specialist

Hi BobSchilling,

 

Thanks for reaching out and for being a step ahead of us. I'm sorry for the delay. If your Nest Thermostat display LED flashes a green light, it means the thermostat is on the software update phase software, boot up phase, restart phase, or the thermostat is connected to a charger. Usually, when the thermostat flashes a green light, it only lasts a minute or two. Once the thermostat finishes the software update and restart phase, the display should turn on.

 

Please follow the guide below:

 

  1. Get a USB data cable. To confirm if the USB data cable works, plug in a different device (like a phone) and check if the computer recognizes it.
  2. Remove the thermostat display from its base.
  3. Insert the USB cable to the USB port on the back of the thermostat display, and attach the thermostat display to your personal computer with the use of the USB cable
  4. Locate and open the folder or icon for the Nest device that should appear on the computer screen.
  5. Check for the file named technicalinfo.PLIST.

 

Let me know how it goes.

 

Best,

Jenelyn

Jenelyn_O
Community Specialist
Community Specialist

Hi there,

 

It's me again! I just want to check if you were able to follow the steps I provided above. Please let me know if you find the file. 

 

Thanks,

Jenelyn

Markjosephp
Community Specialist
Community Specialist

Hello folks,

 

Thanks for looking into this, Jenelyn.

 

@BobSchilling, I'm checking in to make sure that you've seen our response. Please let us know if you have any additional questions or concerns before we close this thread in 24 hours. 

 

Regards,
Mark