How do I fix and clear Mazak alarm 770?

Reduce the FIN-LENGTH setting to satisfy the above condition.

CRITICALAlarm code

770

FIN LEN ERROR (CHECK COM UNIT) (WNo., UNo., SNo.)

Q: What does Mazak alarm 770 mean?

Mazak alarm 770 is "FIN LEN ERROR (CHECK COM UNIT) (WNo., UNo., SNo.)". For the execution of a composite program: The settings in the common unit do not satisfy the following condition: FIN-LENGTH ≤ LENGTH – WORK FACE. Error type: Registered Data — program or tool data error.

What it means

For the execution of a composite program: The settings in the common unit do not satisfy the following condition: FIN-LENGTH ≤ LENGTH – WORK FACE.

What to do

1Reduce the FIN-LENGTH setting to satisfy the above condition.

Codebook — decoded

BError typeRegistered Data — program or tool data error

I (L)Stop statusunspecified

O (S)Clearingunspecified

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

Still stuck? Ask the Mazatrol assistant →