Casio WSD-F10 User Manual page 63

Monochrome Display
A Sunrise time.
B Nautical twilight start time before sunrise.
C Sunset time.
D Nautical twilight end time after sunset.
E Current time.
F Arrow indicating north.
G Sunrise azimuth and time.
H Sunset azimuth and time.
I Alternates at 10-second intervals between sunrise time and sunset time.
M is displayed for the sunrise time, while N is displayed for the
sunset time.
J Current time.
To switch the color display screen
On the time screen, swiping from right to left changes to the azimuth screen.
Swiping the azimuth screen from left to right displays the time screen.
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