Preface 03/2009
vi
© Siemens AG, 2009. All Rights Reserved
SINUMERIK 840D sl, 840Di sl, SINAMICS, Diagnostics Manual (DAsl), 03/2009
Safety Instructions
This Manual contains information which you should carefully observe to ensure
your own personal safety and the prevention of material damage. The notices
referring to your personal safety are highlighted in the manual by a safety alert
symbol, notices referring to property damage only have no safety alert symbol
The warnings appear in decreasing order of risk as given below.
t
If several hazards of different degrees occur, the hazard with the highest degree
must always be given priority. A warning notice accompanied by a safety alert
symbol indicating a risk of bodily injury can also indicate a risk of property dam-
age.
Qualified Personnel
The associated device/system may only be set up and operated using this docu-
mentation. Commissioning and operation of a device/system may only be per-
formed by qualified personnel. Qualified persons are defined as persons who are
authorized to commission, to ground, and to tag circuits, equipment, and systems
in accordance with established safety practices and standards.
Danger
Indicates an imminently hazardous situation which, if not avoided, will result in
death or serious injury or in substantial property damage.
Warning
Indicates that death or severe personal injury will result if proper precautions are
not taken.
Caution
with a warning triangle indicates that minor personal injury can result if proper pre-
cautions are not taken.
Caution
without a warning triangle indicates that property damage can result if proper pre-
cautions are not taken.
Notice
indicates a potential situation which, if not avoided, may result in an undesirable
event or state.
To Next Page
Loading...
Need help?
General
