Siemens SINUMERIK 840Di Diagnostic Manual page 312

Overview of Alarms
NCK alarms
16916 Channel %1 repositioning: action %2<ALNX> not allowed in the current
state
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: Repositioning of block processing presently not possible. In certain cases this can prevent a mode
change from taking place.
The 2nd parameter describes which action should be used to perform repositioning.
Reaction: Alarm display.
Remedy: Let the program continue to a repositioned NC block or modify part program.
Program Clear alarm with the Delete key or NC START.
Continuation:
16918 Channel %1 for action %2<ALNX> all channels must be in reset state
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: All channels must be in the initial setting in order to carry out the action! (For example, for machine
data loading)
Reaction: Alarm display.
Remedy: Either wait until the channel status is aborted or press the Reset key.
Program Clear alarm with the Delete key or NC START.
Continuation:
16919 Channel %1 action %2<ALNX> is not allowed due to a pending alarm
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: This action cannot be performed due to an alarm, or the channel is in fail.
Reaction: Alarm display.
Remedy: Press RESET key.
Program Clear alarm with the Delete key or NC START.
Continuation:
16920 Channel %1 action %2<ALNX> is already active
Parameters: %1 = Channel number
%2 = Action number/action name
Definitions: An identical action is still active.
Reaction: Alarm display.
Remedy: Wait until the first procedure is terminated or abort with Reset and repeat the operation.
Program Clear alarm with the Delete key or NC START.
Continuation:
2-312
© Siemens AG, 2006. All rights reserved
SINUMERIK, SIMODRIVE Diagnostics Manual (DA), 11/2006 Edition
11/2006