11 Data Backup/CPU Replacement 01.99
11.1.7 Loading from hard disk (control startup with user data)
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Drive machine data cannot be loaded
while control is in general reset mode.
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a
Drive boot file with
user data in binary
format available
on hard disk.
Startup of 611D
with TEA3 user data
not required.
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33) Select key position 0 on CSB
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Position for normal operation
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34) Press ”Recall” three times
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35) SK ”General reset mode”
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36) SK ”Formatting NCK UM”
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37) SK ”PLC general reset”
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It is absolutely vital
to carry out
UM formatting of current MD
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37a)
Serial
startup with
identical
611D
drives
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Branch
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No
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38) SK ”Drive general reset”
A
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Yes
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Startup with TEA3 user data
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Warning:
Pressing SK ”Drive general reset” will erase the boot file
with the drive user data in binary format.
11–12 © Siemens AG 1992 All Rights Reserved 6FC5197- AA50
SINUMERIK 840C (IA)
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