Siemens SIMATIC PANEL PC 877 - Manual (Page 77)

Operation and configuration
9.2 Additional Drivers and Applications
SIMATIC Panel PC 877
Operating instructions, Release 07/2006, A5E00877780-01
9-9
No. Procedure
5
To start up the touch functionality
again, you must mark the
corresponding touch controller in the
"Devices" tab and activate the option
"Show inactive PnP devices".
Then select the "Advanced" tab again.
6 In the "Advanced" tab, deactivate the
"Enabled" option and load the settings
by clicking the "Apply" button. The
touch functionality is now activated
again.