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B - 2
MC21XX Series User Guide
ESC
27-Key Keypad
Figure B-1
27-Key Descriptions
Table B-1
Key
Power
Scan (yellow)
Navigation Pad
ESC
ESC
CTRL
Powers the MC21XX screen on and off (resume and suspend).
Used in scanning applications, press to scan a bar code. This key has the same
function as activating the side mounted scan buttons.
Moves up, down, left and right from one item to another. Increases/decreases
specified values.
Produces the ESC function by default.
Press and release the CTRL key to activate the keypad alternate CTRL
functions. The
icon appears on the taskbar. Press and release the CTRL
key again to return to the default keypad functions.
Press and release the blue FUNC key and then the CTRL key to activate the
ALT functions. The
icon appears on the taskbar. Press and release the
ALT
CTRL key two times to return to the default keypad functions.
Description
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Troubleshooting
