
Preface 06/2009
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© Siemens AG 2009 All Rights Reserved
SINUMERIK 802D sl, Diagnostics Manual, 06/2009
Safety information
This manual contains information which you should observe to ensure your own
personal safety as well as to protect the product and connected equipment.
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 sym-
bol. These notices shown below are graded according to the degree of danger.
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In the event of a number of levels of danger prevailing simultaneously, the warn-
ing corresponding to the highest level of danger is always used. A warning notice
accompanied by a safety alert symbol indicating a risk of bodily injury can also
indicate a risk of property damage.
Qualified persons
The associated device/system must only be set up and operated using this doc-
umentation. The device/system must be commissioned and operated by qualified
personnel only. Qualified personnel as defined under the safety guidelines in this
documentation are those who are authorized to start up, earth and label units,
systems and circuits in accordance with the relevant safety standards.
Danger
Indicates that death or severe personal injury will result if proper precautions are
not taken.
Warning
means that there can be severe physical injury or even death if the corresponding
safety measures are not followed.
Caution
means that there can be slight physical injury if the corresponding safety mea-
sures are not followed.
Caution
means that there can be damage to property if the corresponding safety mea-
sures are not followed.
NOTICE
indicates that an undesirable result or state may occur if the corresponding
instruction is not followed.
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