Siemens PC 870 manual Keyboard, Function keys, Soft keys, Control keys

Description of Device

2.1.2Keyboard

	The keyboard is subdivided into different functional groups of keys:
	￿ function keys, soft keys
	￿	control keys
	￿	alpha keys
	￿	numeric keys
	￿	cursor keys
Function keys,	The function keys arranged on the left and right of the display and in
soft keys	two rows at the bottom of the display possess LEDs and can
	be assigned freely.

			...
	Fig. 2-2	Function keys
Control keys	The control keys are used for higher±level editing and control functions
	in the different applications:
	Backspace		Cancel
	Insert		Acknowledge
	Delete		Confirm
			entry
	Tabulator
	Open help		CTRL key
			ALT key
		SHIFT:	FN:
		Switch between Switch to enable entering
		lower-case and	of special characters using
		upper-case letters	the alpha and numeric keys
	Fig. 2-3	Control keys

SIMATIC Panel PC 670 / 870 Operating Unit, Equipment Manual	2-3
Edition 07/01