Quartz SIMPLEX 500 - Manual (Page 17)

Setting the Daylight Saving Time (D.S.T.)
Daylight saving time function
1 D.S.T. execution time
At 2:00 a.m. on the first day of summer time, the clock
automatically gains one hour to show 3:00 a.m. When 3:00
a.m. comes on the last day of the summer time period, it loses
one hour and returns to 2:00 a.m.
2 Setting D.S.T.
Example:
Start date Sunday, March 25, 2001
End date Sunday, October 28, 2001
If set as the above, the unit remembers the start date as th e
last Sunday of March and the end date as the last Sunday of
October. Once set, the unit automatically updates the
settings every year thereafter. No further manual setting is
necessary.
15