Honeywell RTH6500WF Wi-Fi Series - Page 62

69-2718EF—01 60
Troubleshooting
M33998
Error Code Action
E42
Router is not issuing
an IP address to the
thermostat.
• Waitfor30minutes,connectioncantake
several minutes.
• Ifstillnoconnection,removethermostat
from wallplate for 10 seconds, then
reconnect it (see page 26).
• Verifyyourrouteriscorrectlysetupto
automatically give IP addresses.
E43
No internet connection.
Thermostat cannot
communicate to Total
Connect Comfort.
• MakesuretheInternetcableisplugged
in.
• Reboottherouter.
E99
General error Remove thermostat from wallplate for
10 seconds, then reconnect it (
see page
26).