SiePortal

The integrated platform for your product selection, buying and support workflow - bringing together Industry Mall and Online Support.

Products & Services
- Menu temporary not available
- Menue temporary not available
- {{item.title}}
Support Support
{{(apiData.Support | filter:{'rank':1}:true)[0].title}} Support
- Menu temporary not available
- Menue temporary not available
- {{item.title}}
MySiePortal MySiePortal
{{(apiData.MySiePortal | filter:{'rank':1}:true)[0].title}} MySiePortal
- Menu temporary not available
- Menue temporary not available
- {{item.title}}
Cart ({{apiData.CartCount}})

Navigation

EPROM probleem

10/27/2013 1:02 PM	Rate (0)
ajmal Posts: 1 Rating: (0)	hello, ik have downloaded the software into Eprom by PLC => Download user program to memory card. it all goes well but when i power off the cpu and turn it back on the hardware configuration is deleted then i have to download it from pc to plc. my cpuisalso powered by battery. can i download my hardware configuration to Eprom? and why the hardware configuration deletes from cpu during it is powered by battery? regards,
ajmal Posts: 1 Rating: (0)
Suggestion To thank Quote Answer

10/28/2013 4:19 AM	Rate (0)
Ayman Elotaify Diamond Member Joined: 5/28/2008 Last visit: 1/14/2026 Posts: 4522 Rating: (843)	Hello, Are you talking about S7-400H system? If yes, please read section 14.5 & 14.6 of this manual: SIMATIC Fault-tolerant Systems S7-400H
	Ayman Elotaify
Suggestion To thank Quote Answer