All alarm codes
ALARM 380
Alarm 380 (PLC LADDER text / Y63 LED lamp ladder rung)
Wired into the PLC ladder against the Y63 LED lamp output — when the ladder output is asserted incorrectly during ST60 commissioning, the 380 alarm text fires.
- Controls
- Mazatrol (Mazak ST60 MR-J2 commissioning)
- Machine series
- Mazak ST60
Causes
Wired into the PLC ladder against the Y63 LED lamp output — when the ladder output is asserted incorrectly during ST60 commissioning, the 380 alarm text fires.
- Fabian Achavalyoutube
Mazak ST60: MR-J2 Commissioning STEP 5 of 5. Modify LADDER for Y63 LED lamp & check 380 alarm text
- Fabian Achavalyoutube
How to clear it
- 1
Modify the PLC ladder to correctly map the Y63 LED lamp output; verify alarm 380 text clears after the ladder change is downloaded.
- Fabian Achavalyoutube
Modify LADDER for Y63 LED lamp & check 380 alarm text
- Fabian Achavalyoutube
Confidence: medium · Title states both the alarm number and the ladder fix; commissioning-context so may be specific to fresh installs.
First sourced: 5/21/2026