axismd.ai
Siemens SINUMERIK Controller
Servo/Axis · Intermediate · 30-120 minutes
Siemens 300762 - Axis drive emergency retraction mode/generator mode already
Emergency retraction or generator mode already active. The alarm can be reprogrammed in the MD ALARM_REACTION_CHAN_NOREADY (channel not ready) Control reaction: NC not ready. The NC switches to follow-up mode. Channel not ready. NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm. Channel not ready.
300762
Siemens 300762 - Axis drive emergency retraction mode/generator mode already
Axis drive emergency retraction mode/generator mode already
Emergency retraction or generator mode already active. The alarm can be reprogrammed in the MD ALARM_REACTION_CHAN_NOREADY (channel not ready) Control reaction: NC not ready. The NC switches to follow-up mode. Channel not ready. NC Start disable in this channel. Interface signals are set. Alarm display. NC Stop on alarm. Channel not ready.
Safety
- Drive/power/encoder circuit: hazardous voltages may remain in the DC link after power-off. Lock out / tag out, wait for discharge per the drive documentation, and use qualified personnel only.
Common Causes
- Emergency retraction or generator mode already active.
- The alarm can be reprogrammed in the MD ALARM_REACTION_CHAN_NOREADY (channel not ready)
Troubleshooting Steps
- 1Please inform the authorized personnel/service department.
- 2Check parameterization/machine data.
- 3Clear alarm with the RESET key in all channels. Restart part program. 2-745
Seeing Multiple Alarms?
Seeing another alarm with this one? Enter the code.
Get machine-aware diagnosis
AxisMD logs alarms against your actual machines, tracks patterns, and gives AI context your manual doesn't have.
Start freeWas this guide helpful?
Always verify with your machine manual or a certified technician before performing service procedures.