Hunter 44550 Owner's Manual - Page 31
Backlighting, Keyboard Lock - indiglo
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Keyboard Lock The Keyboard can be locked to prevent unauthorized changes to the thermostat. s To lock or unlock the keyboard, press and hold BOTH the and keys for 3 seconds. The keyboard is locked when LOCK appears on the display. s All keys are locked, except for the LIGHT bar. Any time a key is pressed, LOCK will appear on the display for 1 second. L O : C K M T W Th F Sa Su SET TEMP AM °C PM H 74 AUTO COOL HEAT TEMP °HC Backlighting (INDIGLO® night-light) Your thermostat has an electroluminescent lamp that backlights the display for easy viewing in the dark. s Press the Light Bar on the left side of the thermostat to illuminate the display. s The display will remain illuminated for 5 seconds after the last key is pressed. This allows the light to stay on if you need to operate several keys. Note: If the thermostat is in Low Battery warning condition, the backlight will not operate. Replace with 2 new AA alkaline batteries to restore the Backlight function.