Nest Thermostat v3 Teardown

Quick and Dirty Look at the PCB

Work in progress, complements the FCC Application

Screen Side

Screen Side

Back Side
  • SS7120009
    • Murata chipset with dimensions 7.8mmx8.4mmx1.00mm
    • Matches the Type ZP
    • Potentially Cypress CYW4339 chipset
  • Dialog DA14580
  • Unpopulated J1204, 10 pins
  • Unpopulated J17107, 14 pins -> off board connector?

Back Side

Battery Adhesive

Healthy glob of white adhesive that was a real pain to remove. You can see the foil of the battery package being malformed.

Battery