nest Learning - Important Note

to equipment
N72
- Power wire Rh detected. Not
connected to equipment
The Nest Thermostat isn’t electrically detecting the Rh wire, but one is
connected to the Nest base.
N73

- No power to W1 wire detected
The Nest Thermostat isn’t electrically detecting the W1 wire, but one is
connected to the Nest base.
N74
- No power to Y1 wire detected
The Nest Thermostat isn’t electrically detecting the Y1 wire, but one is
connected to the Nest base.
N75
- No power to AUX/W2 wire detected
The Nest Thermostat isn’t electrically detecting the AUX/W2 wire, but one is
connected to the Nest base.
N76
- No power to G wire detected
The Nest Thermostat isn’t electrically detecting the G wire, but one is
connected to the Nest base.
N77
- No power to O/B wire detected
The Nest Thermostat isn’t electrically detecting the O/B wire, but one is
connected to the Nest base.
N78
- No power to Y2 wire detected
The Nest Thermostat isn’t electrically detecting the Y2 wire, but one is
connected to the Nest base
N79
- No power to * wire detected
The Nest Thermostat isn’t electrically detecting the * wire, but one is connected
to the Nest base.
W1
- Nest can’t continue to connect to your
Wi-Fi network
The Wi-Fi access point may now fully support a Wi-Fi standard known as power
saving mode.
W2
- Failed to connect
The Wi-Fi access point may have security settings enabled that prevent the
Nest Thermostat from connecting.
W3
- Failed to connect
The Wi-Fi access point is not providing a network IP address to the Nest
Thermostat.
W4
- Failed to connect
The Nest Thermostat is connected to the wireless network but not to the
internet.

Important Note:
These errors may change with future software updates. Visit nest.com/support for the latest information.
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