Sinumerik Alarm 20101 Communication with the digitizer not possible
Definitions:
The attempt to synchronize the communications link to the digitizing unit and to transfer the machine parameters was aborted after the preset timeout limit of 15 seconds was exceeded.
Reactions:
– Alarm display.
– Interface signals are set.
Remedy:
Check the connection to the digitizing unit (RS422 cable, supply voltage) and whether the digitizing unit is switched on.
Program Continuation:
Clear alarm with the Delete key or NC START.
References
- Siemens Diagnostics Guide by Siemens