Section 12 Troubleshooting
12.1 Checking the self supervision signals
IP1474-1 v2
12.1.1 Checking the self supervision function
IP1473-1 v1
12.1.1.1 Determine the cause of an internal failure
M11657-2 v2
This procedure describes how to navigate the menus in order to find the cause of an
internal failure when indicated by the flashing green LED on the HMI module.
Procedure
1. Display the general diagnostics menu.
Navigate the menus to:
Diagnostics/IED status/General
2. Scroll the supervision values to identify the reason for the failure.
Use the arrow buttons to scroll between values.
12.1.2 Self supervision HMI data
IP1472-1 v2
12.1.2.1 General IED status
GUID-A84F3903-8A70-47D6-8613-AD7FF8BA3AEC v1
The following table shows the general IED status signals.
M11656-1 v2
Table 30: Signals from the General menu in the diagnostics tree.
Indicated result
Possible reason Proposed action
Internal fail Off No problem detected. None.
Internal fail On A failure has occurred. Check the rest of the indicated results to find
the fault.
Internal warning Off No problem detected. None.
Internal warning On A warning has been
issued.
Check the rest of the indicated results to find
the fault.
Time synch Ready No problem detected. None.
Time synch Fail No time synchronization. Check the synchronization source for
problems.
If the problem persists, contact your ABB
representative for service.
Real time clock Ready
No problem detected. None.
Real time clock Fail The real time clock has
been reset.
Set the clock.
Table continues on next page
1MRK 506 377-UEN C Section 12
Troubleshooting
Railway application RER670 2.2 IEC 189
Commissioning manual
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