Parameter Address
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SFMON: Mutex deadlock
093 032
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Software threads are locked from each other by mutex. If this error occurs
during a (re-)start of the device then this message is displayed and the device is
blocked.
1st device reaction: Warm restart
2nd device reaction: Device blocking
'Warning' output relay: Yes
'Blocked/faulty' output relay: Yes
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SFMON: Invalid memory ref.
093 033
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Attempt to access an invalid memory segment. If this error occurs during a
(re-)start of the device then this message is displayed and the device is blocked.
1st device reaction: Warm restart
2nd device reaction: Device blocking
'Warning' output relay: Yes
'Blocked/faulty' output relay: Yes
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SFMON: Unexpected exception
093 034
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Miscellaneous error message from the processor or operating system. If this
error occurs during a (re-)start of the device then this message is displayed and
the device is blocked.
1st device reaction: Warm restart
2nd device reaction: Device blocking
'Warning' output relay: Yes
'Blocked/faulty' output relay: Yes
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SFMON: Invalid arithm. op.
093 011
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Invalid arithmetic operation.
1st device reaction: Warm restart
2nd device reaction: Device blocking
'Warning' output relay: Yes
'Blocked/faulty' output relay: Yes
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SFMON: Undefined interrupt
093 012
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Undefined interrupt.
1st device reaction: Warm restart
2nd device reaction: Device blocking
'Warning' output relay: Yes
'Blocked/faulty' output relay: Yes
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SFMON: Exception oper.syst.
093 013
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Interrupt of the operating system.
1st device reaction: Warm restart
2nd device reaction: Device blocking
'Warning' output relay: Yes
'Blocked/faulty' output relay: Yes
11 Troubleshooting
P631
P631/EN M/R-11-C // P631-310-650 11-7