Siemens SINAMICS PERFECT HARMONY GH180 Function Manual page 463

Fault display
Int I/O Config Fault
Int I/O Module Address
Int I/O Watchdog Fault
NXGPro+ Control Manual
Operating Manual, A5E50491925A
Type Enable Potential causes and corrective actions
F Fixed Cause
Three different errors can generate this fault:
1. Bad module type. A received module type is not supported by the
system. There are currently two types supported:
– module type "1": 20 digital inputs and 16 digital outputs
– module type "2": 20 digital inputs, 16 digital outputs, 3 analog
2. No modules found. No modules were found by the system and one or
more of the expected types set by the menu parameters are non-zero.
3. Wrong module type. A module type does not match the expected type
set by the menu parameters.
Action
1. Ensure correct number of modules and types are set in the menu.
2. Check fiber optic cables to modules.
3. Replace affected user I/O module.
4. Contact Siemens customer service.
F Fixed Cause
This fault is generated when the system finds that a module's reported
previous address does not match its current address.
Action
1. Check that the fiber optic chain is correct and the correct module is in
the correct position within it.
2. This condition can be corrected through the use of the "Set User I/O
Module Addresses Function".
3. If the "Set User I/O Module Addresses Function" doesn't fix this, contact
Siemens customer service.
F Fixed Cause
The firmware reports that the software has not transmitted the watchdog
bit in the User I/O Control register within the timeout period of 5 millisec‐
onds.
Action
1. Toggle DCR power.
2. Replace DCR rack.
3. Contact Siemens customer service.
11.9 Drive Faults and Alarms User I/O Related
inputs and 2 analog outputs
Troubleshooting Faults and Alarms
461