27 Troubleshooting
E240–E243
Cause:
• Communication between the laser head and the controller is not
possible due to a system error.
• The signal cable or unit power cable is not connected correctly.
Remedy:
• Check the connection of cables and signal lines, and restart the laser
marking system.
• Replace the cable.
E245–E248
Cause:
A system error occurred.
Remedy:
Check the connection of cables and signal lines, and restart the laser
marking system.
E250–E252,
E260–E261
Cause:
• An error occurred in the laser oscillator.
• A power supply voltage error was detected in the laser oscillator.
• The signal cable or unit power cable is not connected correctly.
Remedy:
• Check the power supply.
• Check if the AC power line is affected by noise.
• Check the connection of cables and signal lines, and restart the laser
marking system.
• LP-RC: Make sure the operating temperature of the laser marking
system does not exceed the permissible range.
E262
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 marking system.
• If the problem persists, contact our sales offices or representatives.
Applies to LP-RF, LP-RV only.
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ME-NAVIS2-OP-1
