Siemens SINUMERIK 840Di Diagnostic Manual page 410

Overview of Alarms
NCK alarms
22322 Channel %1 axis %2 PRESET: illegal value
Parameters: %1 = Channel number
%2 = Axis name, spindle number
Definitions: The entered Preset value is too large (number format overflow).
Reaction: NC Start disable in this channel.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Remedy: Use more realistic (smaller) Preset values.
Program Clear alarm with the RESET key. Restart part program
Continuation:
22400 Channel %1 option 'contour handwheel' not set
Parameters: %1 = Channel number
Definitions: The function 'contour handwheel' was activated without the neccesary option.
If the alarm occurs
- on selection of the contour handwheel via the PLC, then the contour handwheel has to be deselected
in order to continue with the program
- on account of programming FD=0, then the program can be corrected and continued with the
compensation block and NCSTART.
Reaction: Alarm display.
Remedy: Please inform the authorized personnel/service department.
- Set option
- Cancel the activation of the function 'contour handwheel'
- Modify part program.
Program Clear alarm with the Delete key or NC START.
Continuation:
25000 Axis %1 hardware fault of active encoder
Parameters: %1 = Axis name, spindle number
Definitions: The signals of the currently active position actual value encoder (interface signal DB 31 - 48, DBX 1.5
= 1 or DBX 1.6 = 1) are missing, do not have the same phase, or exhibit grounding/short-circuit.
The alarm can be reprogrammed in the MD ALARM_REACTION_CHAN_NOREADY (channel not
ready).
Reaction: Mode group not ready.
The NC switches to follow-up mode.
Channel not ready.
NC Start disable in this channel.
Axes of this channel must be re-referenced.
Interface signals are set.
Alarm display.
NC Stop on alarm.
Channel not ready.
Remedy: Please inform the authorized personnel/service department. Check measuring circuit connectors for
correct contacting. Check encoder signals and replace the encoder if faults are found.
Program Switch control OFF - ON.
Continuation:
2-410
© Siemens AG, 2006. All rights reserved
SINUMERIK, SIMODRIVE Diagnostics Manual (DA), 11/2006 Edition
11/2006