ABB REL 551 2.3 Series - Checking the Self Supervision Signals

44
Checking the self supervision signals &KDSWHU
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This procedure describes how to navigate the menus in order to find the reason of an
internal failure when indicated by the flashing green LED of the HMI module.
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Navigate the menus to:
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Use the /HIW and/or 5LJKW arrow buttons to scroll between values.
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InternFail = OK No problem detected. None.
InternFail = Fail A failure has occurred. Check the rest of the indicated results to
find the fault.
InternWarning = OK No problem detected. None.
InternWarning =
Warning
A warning has been
issued.
Check the rest of the indicated results to
find the fault.
MPM-modFail = OK No problem detected. None.
MPM-modFail = Fail The main processing
module has failed.
Contact your ABB representative for ser-
vice.
MPM-modWarning =
OK
No problem detected. None.
MPM-modWarning =
Warning
There is a problem
with:
• the real time clock.
• the time synchroni-
zation.
Set the clock.
If the problem persists, contact your ABB
representative for service.