Applicable Systems
MAZATROL MATRIX
MAZATROL Smooth
INTEGREX
Symptoms
A PLC-related alarm has occurred. Error code 1645 indicates a ladder logic or I/O fault. Alarm 1645 is displayed on the Mazak control.
Possible Causes
- Mazatrol CNC system internal fault
- Servo or spindle drive fault
- Program or parameter error
- Mechanical or safety interlock fault
Troubleshooting Steps
- Step 1: Read the alarm message on the Mazak Mazatrol HMI for alarm 1645
Alarm description displayed - Step 2: Refer to the Mazak alarm manual for the specific error code
Alarm cause and remedy identified - Step 3: Investigate the affected subsystem per the diagnostic procedure
Root cause identified - Step 4: Correct the fault and press RESET to clear the alarm
Alarm clears
How to Reset
Correct the fault and press RESET on the Mazatrol HMI. Refer to the Mazak Alarm Manual for detailed troubleshooting.
Frequently Asked Questions
- Q: What does Mazak alarm 1645 mean?
PLC Alarm 1645: A PLC-related alarm has occurred. Error code 1645 indicates a ladder logic or I/O fault.
- Q: How do I clear Mazak Mazatrol alarms?
Correct the underlying fault as described in the alarm message, then press the RESET key on the Mazatrol HMI to clear the alarm.
Source: Mazak Mazatrol Alarm Manual, Yamazaki Mazak Corporation
Category: CNC