Operating the MC3000 2 - 5

28-Key Keypad
The 28-key keypad contains a Power button, application keys, scroll keys and function keys. The keypad is
color-coded to indicate the alternate function key (blue) values and the alternate ALPHA key (orange) values. Note
that keypad functions can be changed by an application so the mobile computer keypad may not function as
described. See Table 2-3 on page 2-5 for key and button descriptions and Table 2-1 on page 2-2 for the keypad
special functions.
Figure 2-2 28-Key Keypad
Table 2-3 28-Key Descriptions
Key Description
Power (red) Powers the mobile computer screen on and off (resume and suspend).
Green Circle Programmable application function key by default.
Red Circle Programmable application function key by default.
Scan (yellow) Used in scanning applications, press to scan a bar code. This key has the same
function as activating the side mounted scan buttons.
Scroll Up and Down Moves up and down from one item to another. Increases/decreases specified
values.