Siemens 6AV3991-1AJ02-0AB0 Equipment Manual page 33

Entering a value Entries in alphanumeric input fields begin aligned to the left. Every time a
character is entered, the cursor moves to the right to the next input position.
Characters at the input position are overwritten.
The current input position is displayed in reversed background/foreground col-
ors. Invalid characters (e.g. values greater than 23 for the hour value in time)
are rejected and an error message issued. If the entry is too long, the last char-
acter entered is overwritten.
If a value already exists in the alphanumeric input field, this appears in inverse
colors when the field is activated and deleted on beginning a new entry. In or-
der to edit the old value, one of the cursor keys must be pressed as the first
entry. On pressing
on pressing
value is no longer displayed in inverse colors and can be edited.
Help text
After pressing the
field appears. See figure 3-5 on page 3-11 for an example.
Keyboard levels The alphanumeric keyboard has two levels:
Use
Terminate input
Confirm the value entered by pressing the
the input process. The window is closed in both cases.
TP27, TP37 Equipment Manual
Release 01/00
Button Function
Keyboard levels
Shift
Cursor left
Cursor right
Cancel (Es-
ESC
cape)
Enter
CURSOR LEFT
it skips to the second character. In this case, the
CURSOR RIGHT
button the help text configured for the relevant input
HELP
Normal level: (see figure 3-3) is the same in all languages.
Shift level: the keyboard template varies from language to language.
to toggle between the two levels.
SHIFT
General Operation
Purpose
Activate/Deactivate the keyboard
Shift level from normal level.
Cursor moves one character to the
left.
Cursor moves one character to the
right.
Discard input and close window.
Confirm input and close window.
, the cursor remains on the first character, and
button, press
ENTER
to cancel
ESC
3-9