What does Mazak alarm 1902 mean?

Mazak alarm 1902 is "ILLEGAL INCREMENT AXIS NAME (WNo., NNo., BNo.)". Parameter setting is incorrect for an axis assigned with a 2-character axis name. Error type: Registered Data — program or tool data error. Machine state: Reset stop — waiting for reset.

How do I fix and clear Mazak alarm 1902?

Review the parameter setting. Clearing procedure: Fix cause → Power OFF → Power ON.

ALARMSMazatrol Assistant

CRITICALAlarm code

1902

ILLEGAL INCREMENT AXIS NAME (WNo., NNo., BNo.)

What it means

Parameter setting is incorrect for an axis assigned with a 2-character axis name.

What to do

1Review the parameter setting.

Codebook — decoded

BError typeRegistered Data — program or tool data error

IStop statusReset stop — waiting for reset

NClearingFix cause → Power OFF → Power ON

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

Still stuck? Ask the Mazatrol assistant →