Code 414: AUTO CALCULATION IMPOSSIBLE
Issue Description & Safety Warning
The Mazak Mazatrol Matrix CNC has triggered a critical AUTO CALCULATION IMPOSSIBLE 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: L — Operation continued Clearing procedure: S — Press clear key Display colour: Blue On-screen parameters (shown in parentheses): Note, Cause: Automatic calculation of circumferential speed and feedrate is not possible. Note: The sub-error codes displayed when the [NAVIGATE] menu function is selected on the MACHINING NAVIGATION–PREDICTION display are listed below. –1: MAZATROL program file-opening error –2: MAZATROL program file-reading error –3: Tool materials mismatch error (when tool materials numbers are acquired) –4: Surface velocity auto-setting error –5: File-opening error relating to the basic coefficients of the workpiece materials upper-limit values –6: Workpiece materials mismatch error –7: File-opening error relating to surface velocity data tables –8: Tool materials mismatch error 2: Navigation file missing Action: Check and correct the tool sequence data or machining unit of the program.
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 414 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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