Resetting Cpus To Factory Settings - Siemens SIMATIC S7-1500 System Manual

Maintenance

14.5 Resetting CPUs to factory settings

Behavior after the firmware update
After the firmware update, check the firmware version of the updated module.
Reference
You can find more information on firmware updates in the STEP 7 online help.
14.5 Resetting CPUs to factory settings
Introduction
The CPU can be reset to its as-delivered condition using "Reset to factory settings". The
function deletes all information saved internally on the CPU.
Recommendation:
Switch the CPU to its as-delivered condition if:
• You remove a CPU and use it elsewhere with a different program.
• You store the CPU.
When resetting to factory settings, remember that the IP address parameters are also deleted.
Options for resetting a CPU to factory settings
You can reset the CPU to its as-delivered condition:
• Using the mode selector / mode selector keys
• Using the display
• Using STEP 7
Procedure using the mode selector (R/H CPUs with article numbers 6ES7513-1RL00-0AB0,
6ES7515-2RM00-0AB0, 6ES7517-3HP00-0AB0, 6ES7518-4JP00-0AB0)
Make sure that the CPU is in STOP operating state: The CPU display indicates the STOP
operating state. The RUN/STOP LED lights up yellow.
Note
Reset to factory settings ↔ Memory reset
The procedure described below also corresponds to the procedure for a memory reset:
• Selector operation with inserted SIMATIC memory card: CPU executes a memory reset
• Selector operation without inserted SIMATIC memory card: CPU executes reset to factory
settings
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S7-1500R/H redundant system
System Manual, 01/2024, A5E41814787-AF