Siemens SIMATIC ET 200SP HA Manual page 19

● Retentive memory in carrier module defective
● Retentive memory in the terminal block defective
Maintenance messages
The I/O module generates a maintenance message for the following events:
● Retentive memory in carrier module defective
● Retentive memory in the terminal block defective
Digital Input Module DI 8x230VAC HA (6DL1131-6GF00-0PK0)
Manual, 12/2017, A5E39401560-AB
Displays and interrupts
6.2 Interrupts
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