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© Siemens AG 2009 All Rights Reserved
SINUMERIK 802D sl, Diagnostics Manual, 06/2009
Overview of System Error Alarms 1
1.1 Subject matter of this manual
This manual is intended as a work of reference. It allows the operator at the
machine tool:
− To correctly assess special situations when operating the machine.
− To ascertain the reaction of the system to the special situation.
− To utilize the possibilities for continued operation following the special sit-
uation.
− To follow references to other documentation containing further details.
Scope
This manual describes the alarms from the NC kernel (NCK) area, PROFIBUS,
the cycles and the PLC.
Additional alarms from the HMI (Human Machine Interface) area may occur as
well. These alarms are displayed on the operator panel in the form of self-explan-
atory text. They are not subject of this Diagnostics Guide.
For special situations in conjunction with the integrated PLC, please refer to the
SIMATIC S7-200 documentation.
Sorting
The alarms are sorted by ascending alarm number in each section. There are
gaps in the sequence.
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