The previous page is sending you to http://support.automation.siemens.com/WW/llisapi.dll/csfetch/12996906/s7300_cpu_31xc_and_cpu_31x_manual_de-DE_de-DE.pdf?func=cslib.csFetch&nodeid=12963439&forcedownload=true.

 If you do not want to visit that page, you can return to the previous page.