Code 380060: PROFIBUS/PROFINET: Al arm %1 on logical address %2 from unassigned slave/device
Issue Description & Safety Warning
The Siemens SINUMERIK 840D CNC has triggered a critical PROFIBUS/PROFINET: Al arm %1 on logical address %2 from unassigned slave/device 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
Parameters: %1 = Alarm class %2 = Logical address Definitions: SDB contains a slave/device which is not assigned in the NC via the MD parameters (see also alarm 380050/051). The slave/device is however c onnected to the PROFIBUS/PROFINET, and has reported an alarm. Alarm class: - 01 = Station return (or arrival) - 02 = Station failure Display alarm, further operation with the NC is possible. Reaction: Alarm display. Remedy: - Enter machine data or - Modify SDB or - Disconnect the slave/device from the PROFIBUS/PROFINET or - Acknowledge the alarm. Drives alarms Diagnostics Manual (DAsl), 03/2009 Program Continuation: Clear alarm with the Delete key or NC START.
Source: SINUMERIK 840D sl / 840Di sl / SINAMICS S120 Diagnostics Manual (DAsl, 03/2009)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Siemens SINUMERIK 840D CNC Alarms
Siemens controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code 380060 on the SINUMERIK 840D CNC 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: 4014 Siemens SINUMERIK 840D CNC codes.
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