2 - 2 MC3000 User Guide

Keypad Special Functions
The keypad special functions are color coded on the keypads. For example, on the 38-key keypad, the display
contrast icon is blue indicating that the blue function key must be selected first along with the F6 key, to increase
the display contrast.
Table 2-1 Keypad Special Functions
Icon 28-Key
Keystrokes
38-Key
Keystrokes
48-Key
Keystrokes Special Function
Blue function key
and
period
.Blue function
key and
F6
Blue function
key and
N
Increases display contrast setting, darkens the
display (on monochrome units only).
Blue function key
and
BKSP
.Blue function
key and
F9
Blue function
key and
S
Decreases display contrast setting, lightens the
display (on monochrome units only).
Blue function key
and the up arrow. Blue function
key and
F7
Blue function
key and
R
Increases scan decode beeper volume.
Blue function key
and down arrow. Blue function
key and
F10
Blue function
key and
W
Decreases scan decode beeper volume.
NOTE Mobile computers with color screens do not have contrast settings.