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Learning the Basics
Using the keyboard
Overlay keys
This section applies to the C640 series.
The keys with gray numbers and symbols on the front of them form
the numeric and cursor overlay. This overlay lets you enter numeric
data or control the cursor as you would using the 10-key keypad on
a desktop computer’s keyboard.
(Sample Illustration) Numeric and cursor control overlay
Using the overlay to type numeric data
This section applies to the C640 series.
The keys with the numbers on their right front are the numeric
overlay keys.
To turn the numeric overlay on, press
Fn and F11 simultaneously.
The numeric overlay light glows when the numeric overlay is on.
To disable the numeric overlay, hold down the
Fn key and press F11
again. The numeric overlay light goes out.
NOTE
NOTE