Siemens SIMATIC PANEL PC 877 - Manual (Page 60)

Commissioning
8.4 Installing applications and drivers
SIMATIC Panel PC 877
8-6
Operating instructions, Release 07/2006, A5E00877780-01
Figure 8-3 Touch screen panel, end Panel Wizard
4. New hardware, the touch controller, is found. In order to start the touch calibration, click
on "OK". Carry out the following steps carefully:
Figure 8-4 Start touch screen calibration
5. Briefly touch the touch screen at every cross hair.
Continue from Point 7.