27 Troubleshooting
E450–E453
Cause:
• The date and time of the system clock may not be correct.
• The battery of the system clock in the controller is exhausted.
• An error occurred in the system clock.
Remedy:
• Check the system clock and set it in the “System settings” screen.
• Replace the battery. For details, refer to the “Setup and Maintenance
Guide”.
• Before replacing the battery, you can reset this error to set the system
clock every time after starting the laser marking system.
E460
Cause:
The laser oscillator stopped because the permissible temperature was
exceeded
Remedy:
• Make sure the operating temperature of the laser marking system
does not exceed the permissible range.
• Make sure the fan operates properly.
• Clean the air intake and exhaust port, the air filter and fan located at
the air cooling area of the laser head and controller.
• If the problem persists, contact our sales offices or representatives.
Applies to LP-GS only.
E500
Cause:
The marking trigger signal was entered while laser pumping was off.
Remedy:
• Start the marking process after laser pumping has completed.
• Check the operation logic of laser pumping and trigger input.
• Check the connection of the external devices to the I/O terminals or
the communication port.
• Make sure the switch or the sensor connected to TRIGGER IN (X5)
of the TERMINAL connector operates without chattering.
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