Siemens SIMATIC IFP1500 Operating Instructions Manual page 51

Control keys
The following table describes the control keys and their associated functions. With keyboard
shortcuts, hold the first key down. Then press the second button.
Key or keyboard
shortcut
Industrial Flat Panel IFP1500, IFP1900, IFP2200
Operating Instructions, 09/2012, A5E31298376-AA
Function
Switch between upper and lower case:
LED on: Upper case

LED off: Lower case

Deletes the character left of cursor.
Tabulator
Deletes the character to the right of the cursor or the highlighted text.
Toggles "overwrite" mode on or off.
If "overwrite" mode is switched on, the characters are overwritten to the right of
the cursor.
Calling the help function
You can control the LED by means of the LEDControl program of the IPC
Wizard.
Cancel
Press: Switches to an additional white key assignment.
Hold down: Switches between upper and lower case.
Acknowledge
You can control the LED by means of the LEDControl program of the IPC
Wizard.
General control function for use in keyboard shortcuts.
General control function for use in keyboard shortcuts.
Confirm input
Operating the device
5.4 Operating a Touch/Key device
51