![Comelit Simplebus1 Ultra UT1010VC Technical Manual Download Page 27](http://html1.mh-extra.com/html/comelit/simplebus1-ultra-ut1010vc/simplebus1-ultra-ut1010vc_technical-manual_2639932027.webp)
27
5 sec
2
S1 S2
1
S1 S2
3
Checking twilight sensor operation
If it is daytime and you want to check AUTO mode operation for the twilight sensor, you can proceed as follows:
1.
Enter programming mode
2.
Block the twilight sensor for 5 seconds
» If AUTO mode has been set, the camera and button LEDs will come on.
3.
Exit programming