Siemens sinumerik 840D sl Operating Manual page 685

Changing and deleting values
Turning
Operating Manual, 07/2010, 6FC5398-8CP40-0BA0
1. Select the "Diagnostics" operating area.
2. Press the "NC/PLC variab." softkey.
The "NC/PLC variables" window opens.
3. Position the cursor in the "Variable" column and enter the required
variable.
4. Press the <INPUT> key.
The operand is displayed with the value.
5. Press the "Details" softkey.
The "NC/PLC variables: Details" window opens. The information for
"Variable", "Comment" and "Value" are displayed in the full length.
6. Position the cursor in the "Format" field and choose the required
format with <SELECT>.
7. Press the "Display comments" softkey.
The "Comments" column is displayed. You have the option of creating
comments or editing existing comments.
Press the "Display comments" softkey once again to hide the column
again.
8. Press the "Change" softkey if you would like to edit the value.
The "Value" column can be edited.
9. Press the "Insert variable" softkey if you wish to select a variable from
a list of all of the existing variables and insert this.
The "Select variable" window opens.
10. Press the "Filter/search" softkey to restrict the display of variables
(e.g. to mode groups-variables) using the "Filter" selection box and/or
select the desired variable using the "Search" input box.
Press the "Delete all" softkey if you would like to delete the entries for
the operands.
11. Press the "OK" softkey to confirm the changes or the deletion.
- OR -
Press the "Cancel" softkey to cancel the changes.
Alarms, error messages, and system alarms
21.4 PLC and NC variables
685