Code 126: AXIS HAS NOT PASSED Z PHASE
Issue Description & Safety Warning
The Mazak Mazatrol Matrix CNC has triggered a critical AXIS HAS NOT PASSED Z PHASE 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: E — NC equipment (system hardware/software error) Stopped status: H — Emergency stop Clearing procedure: O — Eliminate cause -> press reset key Display colour: Red Cause: During initial reference-point return following the power-on action, an axis has not passed through the Z phase of the corresponding detector. Action: First actuate the handle for manual pulse feed to move the axis back in the opposite direction to the zero-point, and then carry out the zero-point returning operation once again.
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 126 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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