Code 700333: Magazine slide not unlocked
Issue Description & Safety Warning
The Chiron Siemens-Control CNC has triggered a critical Magazine slide not unlocked 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 actuation "Unlock magazine slide" is output, but there is no response from the sensor. The PLC input signal "Magazine slide unlocked" is not present. If the signals are OK again within a certain monitoring time, the machine continues to run again immediately. After the monitoring time has elapsed, the machine stops and the error has to be acknowledged. It is not possible to traverse the magazine slide. 1. Check the sensor and the PLC input signal "Magazine slide unlocked". 2. As soon as the malfunction has been remedied, press [CYCLE START] or [FEED START] key. Message is cleared and the machining program can be continued.
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 700333 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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