
Overview of alarms 06/2009
NCK alarms
2-134
© Siemens AG 2009 All Rights Reserved
SINUMERIK 802D sl, Diagnostics Manual, 06/2009
Program Con-
tinuation:
Clear alarm with the Delete key or NC START.
16908 [Channel %1: ] Action %2<ALNX> only possible in reset state or at the
block end
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: This action may only be performed in Reset state or at end of block.
In JOG mode, no axis that is traversed as geometry axis in the switched coordinate system, must be
active as PLC or command axis (started through static synchronized action) on mode change. This
means that axes like that must be in the state 'neutral axis' again.
Reaction: Alarm display.
Remedy: Check the program status and channel status.
Check in JOG mode whether the axes are PLC or command axes.
Program Con-
tinuation:
Clear alarm with the Delete key or NC START.
16909 [Channel %1: ] Action %2<ALNX> not allowed in current mode
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: A different operating mode must be activated for the activated function.
Reaction: Alarm display.
Remedy: Check operation and operating state.
Program Con-
tinuation:
Clear alarm with the Delete key or NC START.
16911 [Channel %1: ] Mode change is not allowed
Parameters: %1 = Channel number
Definitions: The change from overstoring into another operating mode is not allowed.
Reaction: Alarm display.
Remedy: After overstoring is terminated, it is possible to change to another operating state again.
Program Con-
tinuation:
Clear alarm with the Delete key or NC START.
16912 [Channel %1: ] Program control: action %2<ALNX> only possible in reset
state
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: This action can only be performed in Reset state.
Example: Program selection through HMI or channel communication (INIT) can only be performed in
Reset state.
Reaction: Alarm display.
Remedy: Reset or wait until processing is terminated.
Program Con-
tinuation:
Clear alarm with the Delete key or NC START.
16913 [Mode group %1: ] [Channel %2: ] Mode change: action %3<ALNX> not
allowed
Parameters: %1 = Channel number
%2 = Mode group number
%3 = Action number/action name
Definitions: The change to the desired mode is not permitted. The change can only take place in the Reset state.
Example:
Program processing is halted in AUTO mode by NC Stop. Then there is a mode change to JOG mode
(program status interrupted). From this operating mode, it is only possible to change to AUTO mode
and not to MDI mode!
Reaction: Alarm display.
Remedy: Either activate the Reset key to reset program processing, or activate the mode in which the program
was being processed previously.
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