Operating Manual
Screen lock
WED
FAN
70
Inside
AUTO
SYSTEM
HEAT
6:00
PM
SCHED
HOLD
CLOCK SCREEN
See advanced function
0670 (page 29) for
screen lock options
69-2400EFS—05
SCREEN LOCKED
70
Set To
Following
Schedule
MORE
M29357
To prevent tampering, the screen can be partially
or fully locked.
When partially locked, the screen displays
SCREEN LOCKED for several seconds if a locked
key is pressed. To unlock the screen, press any
unlocked key while SCREEN LOCKED appears on
the screen.
When the screen is fully locked, no keys function.
To lock or unlock the screen, see advanced func-
tion 0670 on page 29.
16