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Error Indication
When an error occurs, an error code appears on the front panel of the laser marker controller.
Errors are categorized into alarm and warning depending on their details.
This chapter describes the details and measures of errors.
Alarm
Errors that occur when highly emergent safety function is activated or there is any abnormality in laser marker are output as
alarm.
When an alarm occurs, the laser pumping is turned OFF, and the laser radiation is stopped if during lasing.
Release method of alarm
1) Remove a cause of alarm. Note that any alarms due to hardware’s problem cannot be released.
2) If the error E002, E004 or E011 occurs, push the alarm reset switch on the front of the controller, or input the alarm reset
signal on the I/O terminal.
For other errors, reboot the laser marker.
3) If the alarm occurs during the marking operation of the les in which the counter function is set, check if the counter
value is correct before restart the marking operation.
ERROR
CODE
Error details Measures
E002 Emergency stop button of controller is pushed.
Release emergency stop button of controller by
turning it in arrow direction.
E004 Emergency stop occurred on external terminal.
• Check the connection of EMERGENCY STOP or
LASER STOP terminal on the I/O terminal.
• Check the status of the safety equipment
connected to the EMERGENCY STOP or LASER
STOP terminals.
• Conrm operation logic of the connected devices.
• Connect the internal or external power supply
to IN COM. and OUT COM. in the I/O terminal
respectively.
E011 Laser stop has occurred on external terminal.
E020
*1
Cover of scanning section in head unit is opened. Contact to our sales ofce.
E210
to
E213
Galvanometer error.
• Check and correct the power status.
• Check if the AC power line is effected by noise.
• Connect head control cable or head power cable
properly, and restart with key switch.
• If there is a marking line scanned for 1 minute or
more at once, decrease the scan speed.
• When not recovered, contact our sales ofce.
E220 Automatic shutter error.
• Connect head control cable properly, and restart
with key switch.
• Contact to our sales ofce.
*1 : Error that may occur for LP-V / LP-W series only.