Panasonic VL-W1-N Series Setup And Maintenance Manual page 167

ERROR CODE
Internal system error occurs in the laser welding
E420 - E443
machine.
Internal memory error occurs in the laser welding
E451 - E456
machine.
E700 Unable to lase as laser pumping is turned OFF.
E990 - E999 System error.
*1 : If the error persists after restart of the laser welding machine, contact our sales office or representatives.
*2 : The error may occur when the cable between the head and controller is not connected correctly.
Description
ME-VLW1N-SM-1
Measures *1
Check the connection of the cables and signal
lines, and then restart the laser welding machine.
• Confirm that the laser pumping (laser supply)
remains on during lasing operation.
• Check wiring of I/O or communication port to
the external control devices.
• Check the procedures and operation logic of
laser pumping (laser supply) control.
• Check the connection of the cables and
signal lines, and then restart the laser welding
machine.
• Check if the signal lines are effected by noise.
167