How do I fix and clear Mazak alarm 577?

Check if the machining program with the specified work number exists in the NC unit. Clearing procedure: Tap alarm clear button.

ALARMSMazatrol Assistant

NOTICEAlarm code

577

NO DESIGNATED PROGRAM (WNo. )

Q: What does Mazak alarm 577 mean?

Mazak alarm 577 is "NO DESIGNATED PROGRAM (WNo. )". The machining program whose transmission from the NC unit to the host system has been attempted does not exist within the NC unit. The machining program that has been designated using a control command (work number search or program deletion) does not exist within the NC unit. Error type: Operation — wrong key or incorrect operation. Machine state: Operation continued — machine still running.

What it means

The machining program whose transmission from the NC unit to the host system has been attempted does not exist within the NC unit. The machining program that has been designated using a control command (work number search or program deletion) does not exist within the NC unit.

What to do

1Check if the machining program with the specified work number exists in the NC unit.

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 →