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Backlighting (INDIGLO
®
night-light)
■ Press the Light Bar on the left side of the thermostat to illuminate the
display.
■ 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.
Your thermostat has an electroluminescent lamp that backlights the display for easy viewing in the dark.
Keyboard Lock
■ All keys are locked, except for the LIGHT bar. Any time a key is
pressed, LOCK will appear on the display for 1 second.
M T W Th F Sa Su
AUTO COOL HEAT
TEMP
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:
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SET TEMP
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°
C
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°
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AM
PM
74
The Keyboard can be locked to prevent unauthorized changes to the thermostat.
■ 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.