Nokia 8860 Owner's Manual page 14

You are in "special character" mode; select a special character and
press Insert. (When entering letters, you can switch to this
mode by pressing the key.)
The alarm clock is set.
You have a reminder in your calendar to do something (appears
only on Calendar display).
You have a reminder in your calendar that it's someone's birthday
(appears only on Calendar display).
You have a reminder in your calendar to call someone (appears
only on Calendar display).
You have a reminder in your calendar of a meeting (appears only
on Calendar display).
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About your phone