Isgus Perfect 2040 Operating Manual page 54

Hint
In order to execute the daylight savings correctly, please do
not call up neither the programming routine nor the time/date
settings during the change over time, i.e., from 3 to 2 resp.
2 to 3 o'clock a.m.
4-22 Getting Started
Proceed as described for
summer switch-over.
Order: Day, month, time
= Set the value.
= Confirm settings.
Hint: Do not use the "E" key for
confirmation after the minute
value input.
= Quit Daylight Savings Time
change-over and return to
menu level.
= Continue with next value.
Hint: Use "E" to return to the
input level.
Chapter 4