How do I fix and clear Mazak alarm 490?

Delete unnecessary items to register the desired one. Clearing procedure: Tap alarm clear button.

NOTICEAlarm code

490

REGISTRATION NUMBER EXCEEDED

Q: What does Mazak alarm 490 mean?

Mazak alarm 490 is "REGISTRATION NUMBER EXCEEDED". The data registration has exceeded its maximum value available. An attempt was made on the TOOL FILE display to register the ninth data item of workpiece material. Error type: Operation — wrong key or incorrect operation. Machine state: Operation continued — machine still running.

What it means

The data registration has exceeded its maximum value available. An attempt was made on the TOOL FILE display to register the ninth data item of workpiece material.

What to do

1Delete unnecessary items to register the desired one.

Codebook — decoded

AError typeOperation — wrong key or incorrect operation

LStop statusOperation continued — machine still running

SClearingTap alarm clear button

Still faulted after these steps? Do not restart under load — ask the Mazatrol assistant.

Still stuck? Ask the Mazatrol assistant →