Carrier TP-NHP Owner's Manual page 10

ON-SCREEN INDICATORS
1. Programming option: indicates which settings are being adjusted
2. Fan mode - on or auto
3. Filter, UV lamp, humidifier pad reminders
4. Indicates whether setting humidify or dehumidify preferences
5. System is in auxiliary (supplemental) mode
6. Heating set point
7. Current system mode - heating, cooling, emergency heat, heat/cool (auto),
off
8. Current temperature
9. Indicates humidify or dehumidify settings
10. Fahrenheit or Celsius
11. Keypad is locked (no padlock means unlocked)
12. Selected cooling set point: cooling on
13. Outdoor temperature: also displays other information during programming