Keypad; Lcd - CipherLab 8300 Reference Manual

1.3 KEYPAD

The mobile computer can be equipped with a keypad of 24 keys or 39 keys for system
setup, user entry and so on. The keypad comes with programmable LED backlight, like
the screen. Refer to section
Silicon rubber has been chosen for their durability and prompt feedback. The key click
can be configured through programming or the System Menu.
Below briefly describes the functions of common keys on the mobile computer.
SCAN
It will trigger the scan engine to read a barcode, or the RFID reader to read a tag, if the COM port
is enabled.
ENTER
Two on each side of the [SCAN] trigger, user-friendly and convenient for either right-handed or
left-handed operator to perform general function of the [ENTER] key.
Normally, the [ENTER] key is used for command execution or input confirmation.
ESC (Escape)
Normally, this key is used to stop and exit the current operation.
BS (Backspace)
If this key is being held down for more than one second, a clear code will be sent.
FN (Function)
This key serves as a modifier key and has to be used together with another key. For example,
press [FN] + [1] can produce the result of F1.
POWER
In order to prevent an accidental press of the [POWER] key, you need to hold down this key for
approximately 1.5 seconds to turn ON/OFF the mobile computer.
Note: Functionality of keys is application-dependent.

1.4 LCD

for screen & backlight settings.
Chapter 1 Using 8300 Mobile Computer
13