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Siemens AG 2001 All rights reserved 6FC5198–jAB40
1–53
SINUMERIK 840C / SIMODRIVE 611–D (DA)
3073 Error: NCK input line to MMC Acknowledgement key
S On input
S Input line is not displayed
An error has occurred during transmission of the input line from NCK to MMC.
Activate notebook for I code and send message together with notebook entry to
System Support (system program change required)
3081 CRC not selected at approach/retraction Acknowledgement key
S When executing a part program
Machine stop does not occur but the program is executed without the approach element.
S CRC/TNRC (G41/G42) was not selected in or before the approach block.
S CRC/TNRC was not deselected in or after the exit block.
S Soft approach/exit is only possible when CRC/TNRC is selected because it is only then possible to calculate
the programmed compensation movement exactly.
S Correct program (G41/G42)
S Program with G41/G42 DO if necessary
Alarm is displayed with reference to block and channel
3084 Illegal working area limitation Acknowledgement key
S Cyclic
The control automatically enters the maximum possible value in accordance with the traversing range in the wor-
king area limitation.
A value outside the permissible traversing area of the respective axis has been entered in the minimum or
maximum axis-specific working area limitation.
S Check input
S Check program (G25, G26, @..)
S For maximum traversing range, refer to table (combination of axis-specific position control resolution and input
resolution)
Channel-specific
Applies up to SW 2 only
3085 NC–CPU time watchdog Acknowledgement key
S Cyclic
S Interlocking of NC START
S Interlocking of Mode Group Ready
S Interlocking of machining
S Interlocking of NC Ready relay
The NC–CPU is overloaded with respect to time by a parallel program operation or by the selection of functions
such as
S Transformation (TRANSMIT, etc.)
S Coupled axis motion
S GI ring links
S Increase IPO/servo cycles, check the GI configuration.
Channel-specific
3086 Illegal transformation selection Acknowledgement key
S On selecting or deselecting transformation via the command channel of the PLC
S Interlocking of NC Start
An illegal value has been transferred from the PLC via the command channel. Evaluation is in the error byte in the
PLC.
Check PLC user program
Scan
Effect
Explanation
Remedy
Scan
Effect
Explanation
Remedy
Note
Scan
Effect
Explanation
Remedy
Note
Scan
Effect
Explanation
Remedy
Note
Scan
Effect
Explanation
Remedy
1 Alarms
1.5.1 Alarm description
07/97
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