User manual

Function

This key cannot be used on its own, but in combination with a

numeric key (1 to 9), in order to obtain a specific function,

depending on the program loaded.

For example, pressing simultaneously on the and

keys activates the function #1 (up to 9 functions).

Pressing simultaneously on the and , or and

, keys makes it possible to adjust the screen contrast.

Pressing simultaneously on the and keys makes it

possible to activate or de-activate the screen backlighting.

Escape

Generally makes it possible to exit the current operation.

Power On/Off

To avoid pressing this key in error, the power on/off function is

activated only when the key is held in for around 1.5 seconds.

ESC

STU