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E Siemens AG, 2002. All rights reserved
SINUMERIK 810D Manual Hardware Configuration (PHC) -- 11.02 Edition
Maintenance and Service
9.1 Warning notices
!
Warning
When operating electrical devices, it is impossible to avoid applying hazardous
voltages to certain parts of the equipment.
Failure to properly maintain the equipment can result in death, serious bodily
injury or substantial material damage.
When carrying out maintenance work on this equipment, all instructions given in
this manual and on the product itself must be followed.
S Maintenance must be performed by qualified personnel only.
S Before carrying out any maintenance and service work, the equipment must
be disconnected from the mains (except when replacing the batteries).
S Use authorized spare parts only.
S The servicing intervals and the instructions for repair and replacement must
be strictly followed.
!
Warning
After all voltages have been switched off, a dangerous voltage remains present
for five minutes at all modules.
See operating instructions.
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