Siemens SIMATIC HMI OP3 Equipment Manual page 24

General Operation
SHIFT key
SHIFT
Switch to the second function of the dual-assignment keys.
To do this, the SHIFT key is pressed simultaneously with the other key
concerned - for example:
Decimal point :
Soft-key function:
.
Sign key
+/–
Change of sign from "Plus" to "Minus" and vice versa.
Second function (with pressed SHIFT key):
input of a decimal point.
ENTER key
ENTER
With this key you confirm and terminate your input.
With ENTER you also change from message level to screen level.
ESCAPE key
ESC
Undo:
Undoes entries in fields provided they have not been confirmed with
ENTER.
Branch back:
Branches back from a screen to the configured cross-jump destination (by
default, the last position called), or go from the start screen to message level.
Reset when scrolling through messages:
Cancels scrolling through waiting messages to reset the display to the
currently waiting message.
Hide a system message.
Arrow keys
Move the cursor. Depending on the operating situation, the cursor is moved
one character, field, entry or display to the left, right, up or down.
3-2
.
Press + +/–
SHIFT
F3
Press +
SHIFT 3
Operator Panel OP3
Edition 11/99