Siemens SINUMERIK 840Di Diagnostic Manual page 310

Overview of Alarms
NCK alarms
16906 Channel %1 program control: action %2<ALNX> is aborted due to an
alarm
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: The action was aborted due to an alarm.
Reaction: Alarm display.
Remedy: Eliminate the error and acknowledge the alarm. Then repeat the operation.
Program Clear alarm with the Delete key or NC START.
Continuation:
16907 Channel %1 action %2<ALNX> only possible in stop state
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: This action may only be performed in Stop state.
Reaction: Alarm display.
Remedy: Check the program status and channel status.
Program Clear alarm with the Delete key or NC START.
Continuation:
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 Clear alarm with the Delete key or NC START.
Continuation:
16909 Channel %1 action %2<ALNX> not allowed in current mode
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: You have to activate a different operating mode for the function to be activated.
Reaction: Alarm display.
Remedy: Check operation and operating state.
Program Clear alarm with the Delete key or NC START.
Continuation:
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 Clear alarm with the Delete key or NC START.
Continuation:
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© Siemens AG, 2006. All rights reserved
SINUMERIK, SIMODRIVE Diagnostics Manual (DA), 11/2006 Edition
11/2006