IWC Schaffhausen Aquatimer Perpetual Calendar Digital Date-Month Bedienungsanleitung Seite 30

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W I N D I N G P O S I T I O N
With the crown in the winding position (0), you can also wind the
automatic movement by hand. A few revolutions of the crown are
enough to start the movement. However, it is better to wind the
watch by turning the crown through approximately 20 revolutions
as this will ensure maximum accuracy.
S E T T I N G T H E C A L E N D A R
Release the screw­in crown and pull it out to position 1. In this
position, you can use the direct­advance function to move the
calendar forwards one step at a time by turning the crown slowly
to the right. The calendar must not be adjusted between
8 p.m. and 2 a.m.
The leap year display has four positions: "1", "2", "3" and "L".
"L" stands for "leap year". If the current year is a leap year (i.e. if the
year is divisible by 4, e.g. 2016, 2020, etc.), you must adjust the
calendar so that the leap year display shows "L". "1" corresponds
to the first year after a leap year, "2" to the second and "3" to
the third. Once set correctly, the perpetual calendar will auto­
matically show the correct date at all times. You need do nothing
A Q U AT I M E R P E R P E T U A L C A L E N D A R D I G I TA L D AT E - M O N T H