https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-thermostat-NoPower-error-message/m-p/639772#M124369 <P>I’m getting a no power error message. I replaced batteries &amp; display works but still says no power. Main power to system is on</P> Sat, 24 Aug 2024 22:48:25 GMT Jcrawford47 2024-08-24T22:48:25Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-thermostat-NoPower-error-message/m-p/639772#M124369 <P>I’m getting a no power error message. I replaced batteries &amp; display works but still says no power. Main power to system is on</P> Sat, 24 Aug 2024 22:48:25 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-thermostat-NoPower-error-message/m-p/639772#M124369 Jcrawford47 2024-08-24T22:48:25Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-thermostat-NoPower-error-message/m-p/639790#M124377 <P>I also have this issue mine is wired and says no power yet battery is charged and ac running...&nbsp;</P> Sun, 25 Aug 2024 00:03:07 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-thermostat-NoPower-error-message/m-p/639790#M124377 DeisVonKaos 2024-08-25T00:03:07Z https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-thermostat-NoPower-error-message/m-p/640302#M124473 <P>Hello folks,</P> <P>&nbsp;</P> <P>Thank you so much for reaching out to the community. I'm sorry to hear about this situation with your thermostat's battery. I'm happy to assist you.</P> <P>&nbsp;</P> <P>To better assist you, I have some questions related to your thermostat:</P> <UL> <LI>Your thermostat has a ¨ C ¨ wire connected?&nbsp;</LI> <LI>When did the issue start?</LI> <LI>Are the power breakers on, and do you receive power to your home?</LI> <LI>Do you notice any specific error code (M20, E298,etc)?</LI> <LI>What type of batteries are you using now?</LI> </UL> <P><BR />In the meantime, here are some initial troubleshooting steps you can try:</P> <UL> <LI>Ensure all wires are securely fastened to their terminals and all buttons are fully pressed.<BR />&nbsp;</LI> </UL> <P>Feel free to share with me these details, and definitely I will do my best to find a solution for you.</P> <P>&nbsp;</P> <P>Best regards</P> <P>Douglas.<BR />&nbsp;</P> Tue, 27 Aug 2024 16:59:18 GMT https://www.googlenestcommunity.com/t5/Nest-Thermostats/Nest-thermostat-NoPower-error-message/m-p/640302#M124473 SoriaD_ 2024-08-27T16:59:18Z