Fanuc Series 15i/150i-MA (Programming) Operators Manual

B-63324EN/03 APPENDIX F.ALARM LIST
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Number Message Contents
SV0443 CNV. COOLING FAN FAILURE PSM: Internal cooling fan failure.
PSMR: Internal cooling fan failure
B series SVU: Internal cooling fan failure
SV0444 INV. COOLING FAN FAILURE SVM: Internal cooling fan failure
SV0445 SOFT DISCONNECT ALARM The digital servo software detected a disconnected pulse
coder.
SV0446 HARD DISCONNECT ALARM The hardware detected a disconnected built-in pulse coder.
SV0447 HARD DISCONNECT(EXT) The hardware detected a disconnected standalone
detector.
SV0448 UNMATCHED FEEDBACK ALARM The sign of the feedback signal from the standalone
detector is opposite to that from the feedback signal from
the built-on pulse coder.
SV0449 INV. IPM ALARM SVM: The IPM (Intelligent Power Module) detected an
alarm.
A series SVU: The IPM (Intelligent Power Module) detected
an alarm.

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