Siemens 25000 troubleshooting answers
1 question with answers cited from the manufacturer manuals.
- 0SINUMERIK 840D sl Alarm 25000, active encoder hardware fault: what to check?
Alarm 25000 on a SINUMERIK 840D sl signifies a hardware fault with the active encoder, meaning its signals are missing, out of phase, or have a ground/short circuit. This causes the NC to switch the axis to follow-up mod…