Siemens SINAMICS S120 Function Manual page 993

Example: (p9909 = 1) replacing a defective component with an identical article number
Requirement:
● The replaced component has an identical article number
● The serial number of the new replacement component must not be contained in the
stored target topology of the Control Unit.
● Topology comparison component replacement active p9909 = 1.
Sequence:
During startup of the Control Unit, the serial number of the new component is automatically
transferred to the target topology and saved.
Example: (p9909 = 0) replacing a defective component with an identical article number
Requirement:
● The replaced component has an identical article number
● Topology comparison component replacement inactive p9909 = 0.
Table 13- 8
Action
•
•
•
•
The component has been successfully replaced.
Drive functions
Function Manual, 11/2017, 6SL3097-4AB00-0BP5
Example: Replacing a Motor Module
Switch off the power supply
Replace the defective com-
ponent and connect the new
one
Switch on the power supply
Set p9905 to "1"
Basic information about the drive system
Reaction
Alarm A01425
•
Alarm disappears
•
The serial number is copied
•
to the target topology
13.9 Component replacement
Remark
The serial number is stored in
the RAM of the Control Unit and
has to be copied to the non-
volatile memory with p0977 = 1
and p0971 = 1. As an alterna-
tive, STARTER can be used to
backup data with a RAM to
ROM operation.
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