How do I fix and clear Mazak alarm 1491?

Select RANK. Clearing procedure: Tap alarm clear button.

NOTICEAlarm code

1491

RANK NOT SELECT (No., )

Q: What does Mazak alarm 1491 mean?

Mazak alarm 1491 is "RANK NOT SELECT (No., )". In Data Guard account management operation, RANK is not selected. No. | Cause --- | --- 2 | In the input and display field for adding a user, RANK is not selected. Error type: Operation — wrong key or incorrect operation. Machine state: Operation continued — machine still running.

What it means

In Data Guard account management operation, RANK is not selected. No. | Cause --- | --- 2 | In the input and display field for adding a user, RANK is not selected.

What to do

1Select RANK.

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 →