
Overview of alarms 06/2009
NCK alarms
2-30
© Siemens AG 2009 All Rights Reserved
SINUMERIK 802D sl, Diagnostics Manual, 06/2009
0x01 buffered memory
Reaction: Alarm display.
Remedy: If the control includes user data that have not yet been saved, then a data backup must be performed
before the next NC power-up. By manually resetting the altered MD to the value it had before the last
power-up, reorganization of the memory can be avoided.
Program Con-
tinuation:
Alarm display showing cause of alarm disappears. No further operator action necessary.
4402 %1 causes a machine data reset
Parameters: %1 = Machine data
Definitions: If this machine data is set, the current machine data values are overwritten by the default values at
the next ramp-up. Under certain circumstances, this may cause data loss (even in the buffered mem-
ory).
Reaction: Alarm display.
Remedy: Please inform the authorized personnel/service department. If the control includes user data that has
not yet been saved, then a data backup must be performed before the next NCK power-up. By man-
ually resetting the altered MD to the value it had before the last power-up, reorganization of the mem-
ory can be avoided.
Program Con-
tinuation:
Alarm display showing cause of alarm disappears. No further operator action necessary.
4502 [Channel %1: ] Anachronism %2(%3) -> %4
Parameters: %1 = Channel number
%2 = String: MD identifier
%3 = String: MD identifier
%4 = String: MD identifier
Definitions: Previously, in MD20110 $MC_RESET_MODE_MASK Bit4 and Bit5, the reset behavior of the 6th or
8th G groupe was determined. This setting is now made in MD20152 $MC_GCODE_RESET_MODE.
In order to ensure compatible handling of "old" data backups, the "old" values are taken from
MD20110 $MC_RESET_MODE_MASK and entered in MD20152 $MC_GCODE_RESET_MODE.
Reaction: Alarm display.
Remedy: --
Program Con-
tinuation:
Clear alarm with the Delete key or NC START.
5000 Communication job not executable %1
Parameters: %1 = Reference to which resources are no longer available.
Definitions: The communication job (data exchange between NCK and HMI, e.g.: loading an NC part program)
cannot be executed because there is insufficient memory space. Cause: too many communication
jobs in parallel.
Reaction: Alarm display.
Remedy: - Reduce the number of communication jobs taking place at the same time or increase MD10134
$MN_MM_NUM_MMC_UNITS
- Restart communication job.
Please inform the authorized personnel/service department. No remedial measures are possible - the
operation triggering the alarm message has to be repeated. Clear the alarm display with Cancel.
Program Con-
tinuation:
Clear alarm with the Delete key or NC START.
6000 Memory reorganized using standard machine data
Definitions: The memory management was not able to allocate the NC user memory with the values in the
machine data. It did not have enough memory available because the total memory available is pro-
vided as dynamic and static memory for the NC user (e.g. for macro definitions, user variables, num-
ber of tool offsets, number of directories and files etc.).
Reaction: NC not ready.
Mode group not ready, also effective for single axes
NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
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