Code 701900: STOP button on tool gate pressed
Issue Description & Safety Warning
The Chiron Siemens-Control CNC has triggered a critical STOP button on tool gate pressed 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
The [Stop/Start (Reset)] key was pressed on the tool gate. The tool loader sequence is stopped. The [Stop/Start (Reset)] key flashes. Restart the sequence by pressing the [Stop/Start (Reset)] key. Error messages Background magazine STOP button on tool gate pressed This message can also be cleared on the control panel with the [FEED START] key.
Source: CHIRON Error Message Overview, all series (Siemens control, V2.0.6, 2012)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Chiron Siemens-Control CNC Alarms
Chiron controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code 701900 on the Siemens-Control CNC identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Chiron's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 545 Chiron Siemens-Control CNC codes.
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