CPU Error
SEW Eurodrive · MOVIFIT SC
What does 20 mean?
This fault indicates a general error within the unit's Central Processing Unit, signaling an internal malfunction of the control electronics. While it can sometimes be a transient issue, it may also point to a deeper hardware defect within the unit's core processing components. Repeated occurrences of this error can lead to unpredictable unit behavior, loss of control, or complete operational failure, potentially causing process interruptions.
Additional Steps
Steps 1–2 are listed in Priority Fix.
- 3
Check the unit's diagnostic logs (if accessible via MOVITOOLS MotionStudio) for further details or context surrounding the CPU error.
- 4
If the error recurs persistently despite basic troubleshooting, contact SEW-EURODRIVE service for unit inspection or replacement, providing all collected diagnostic data.