Reference
You can find more information about the topic of "Reset to factory settings" in the function
manual Structure and Use of the CPU Memory
(http://support.automation.siemens.com/WW/view/en/59193101) as well as in the STEP 7
online help.
CPU 1515-2 PN (6ES7515-2AM00-0AB0)
Manual, 12/2014, A5E32332431-AB
Product overview
2.6 Functions
23