Code A01698: Safety commis./reset act.
Issue Description & Safety Warning
The Siemens SINAMICS G120 CU240S Drive has triggered a critical Safety commis./reset act. alarm. Immediate attention from a qualified operator or maintenance technician is required to prevent secondary damage to the equipment or spoiled parts during the manufacturing cycle. Always ensure standard safety and LOTO procedures are followed before accessing electrical cabinets.
Official Troubleshooting Steps
Reaction: NONE Acknowledge: NONE Cause: The safety reset or the safety commissioning are currently active (selected via p0010 = 95). Remedy: Finish commissioning with p3900 = 10 (accept changed) or p3900 = 11 (discard changes) or wait until safety reset is complete.
Source: SINAMICS G120 Control Units CU240S Faults and Alarms (Edition 05/2007)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Siemens SINAMICS G120 CU240S Drive Alarms
Siemens controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code A01698 on the SINAMICS G120 CU240S Drive identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Siemens's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 108 Siemens SINAMICS G120 CU240S Drive codes.
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