1. MC3400/MC3450 Product Reference Guide
  2. Keypads
  3. 29-Key Keypad
  • MC3400/MC3450 Mobile Computer
29-Key Keypad

29-Key Keypad

The 29-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 an application can change keypad functions, so the mobile computer keypad may not function as described. See the tables below for key and button descriptions and keypad alternate functions.
29-Key Configuration
29-Key Configuration for MC34
29-Key Keypad Descriptions
Key
Description
Power
Power button.
Powers the mobile computer screen on and off (resume and suspend).
Program 1
Program 1 button.
User programmable; defaults to Back button.
Diamond
Diamond button.
Provides a 3x3 matrix on the screen with nine additional symbols. With a single tap, select via touch input or the keyboard, 1-9 numerical keys. Double-tapping the Diamond key locks the 3x3 grid, and you can select multiple keys. Pressing the Diamond key a third time closes the 3x3 matrix.
Scan
Green scan button.
Used in scanning applications, press to scan a barcode. This key has the same function as activating the side-mounted scan buttons on the Straight Shooter.
Scroll Keys
Scroll key buttons.
Moves up, down, left, or right from one item to another. Increases/decreases specified values.
ESC
ESC button.
Produces the ESC function. Exits the current operation.
TAB
TAB button.
Produces the TAB function.
ALT
Alt button.
Produces the ALT function.
CTRL
CTRL button.
Press and release the CTRL key to activate the keypad alternate CTRL functions. The C icon. icon displays in the Status bar. Press and release the CTRL key two times to return to the default keypad functions.
Numeric/Alpha/Special Function
Numeric/Alpha/Special Function buttons.
Numeric, alpha, or special function keys. Numeric by default. Produces a special function when the blue function key is activated. Produces alpha values when the orange alpha key is activated. In the Alpha state, the lowercase alphabetic characters are produced on the key. Each key press produces the next alphabetic character in sequence. For example, press and release the alpha key and then press the 4 key once to produce the letter ‘g’; press and release the alpha key and then press the 4 key three times to produce the letter ‘i’. When the SHIFT key is pressed in the Alpha state, the upper case alphabetic characters on the key are produced. For example, press and release the alpha key, press and hold the SHIFT key and then press the 4 key once to produce the letter ‘G’; press and release the alpha key, press and hold the SHIFT key and then press the 4 key three times to produce the letter ‘I’.
Period/Decimal Point
Period button.
Produces a period for alpha entries and a decimal point for numeric entries by default.
Enter
Enter button.
Executes a selected item or function.
BKSP
Backspace button.
Backspace function by default. Decreases volume when the blue function key is activated.
SPACE
Space button.
Space function by default. Increases volume when the blue function key is activated.
Shift
Shift button.
Press and release the SHIFT key to activate the keypad alternate SHIFT functions. The Up arrow button. icon displays in the status bar. Press and release the SHIFT key again to return to the default keypad functions.
Function
Orange button.
Press the orange alpha key to access the alternate alpha characters (shown on the keypad in orange). The Orange circle icon. icon displays on the Status bar. Press and release the orange alpha key again to return to the default keypad functions.
Function
Blue button.
Press and release the blue function key to activate the keypad alternate functions (shown on the keypad in blue). The Blue square icon. icon displays on the Status bar. Press and release the blue function key again to return to the default keypad functions.