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Using the 28-Key Keyboard
The 28-key keyboard uses an alphanumeric keypad that produces the 26-character alphabet
(A-Z), numbers (0-9), and assorted characters. The keyboard is color-coded to indicate which
modifier key (Alpha-Numeric, Func) to press to produce a particular character or action. The
keyboard default is numeric, producing numbers.
Key
Note: Press Func, then another key to produce the value or function above that key.
See individual key descriptions in this table for additional Function key usage.
Alpha
Backlight
Caps/Shift
Clear
Cursor
End
P
D
T
8
1
Press Alpha to toggle between alpha and numeric mode. In
alpha mode, pressing a key produces the yellow letter on that
key; in another mode, pressing a key produces the number in
gray.
See Controlling the Backlight (Color TFT LCD) on page 13.
Press Shift when in alpha mode, then another key to capitalize
the letter on that key.
Press Func + Shift to toggle All Caps on and off. Func + Shift
also erases all entered data from the screen.
Press Clear to clear the screen.
Press cursor keys to move the cursor left, right, up and down on
the screen.
Press Func + up cursor to raise the volume.
Press Func + down cursor to lower the volume.
Press End to move the cursor to the end of a line.
0
0
S
e
Action
13
r
i
e
s
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