MODEL 53515/53615/63515/63615/73515/73615
15
2.1. The Function of PC Board
A. Time of day indicator
Lights on，display the time of day
B. Button lock indicator
“ ” lights on, which indicates the buttons are locked. At this moment,
it is useless to press any single button. (In any status, no operation in
one minute, will light on and lock the buttons)
Solution: press and hold both and for 5 seconds until the
lights off.
C. Program mode indicator
lights on，enter program display mode. Use or to view all
values.
Flashes, enter program set mode. Press or to adjust
values.
D. Menu/Confirm button
Press , will light on, enter program display mode and view all
values.
In program display mode, press , flashes, enter program set
mode and adjust values.
Press after all program are set, and then the voice “Di” means all
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