Code 141: EXCESS SIMULTANEOUS ERROR
Issue Description & Safety Warning
The Mazak Mazatrol Matrix CNC has triggered a critical EXCESS SIMULTANEOUS ERROR 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
Type of error: A — Operation (a wrong key was pressed or the machine was operated incorrectly) Stopped status: K — Feed stop (hold) Clearing procedure: P — Press reset key Display colour: Blue Cause: The synchronization error between the master axis and the slave axis during synchronous control has overstepped a predetermined allowable value. Action: Move either axis in the direction that the error decreases. Reduce the allowable value to zero (checking invalid), or increase the allowable value.
Source: Mazak Mazatrol Matrix — Parameter List, M-Codes, Alarm Manual (Section 3 Alarm)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Mazak Mazatrol Matrix CNC Alarms
Mazak controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code 141 on the Mazatrol Matrix CNC identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Mazak's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 714 Mazak Mazatrol Matrix CNC codes.
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