Panasonic LP-GS Series Serial Communication Command Manual page 179

ERROR
CODE
Any of the following functions that are not
available with the seamless loop setting are
configured.
E686 • Multiple objects
• Object consisting of unclosed line(s)
• Point radiation object
• Step & repeat function
E699 Some setting fields contain an improper value.
E710 - E711
The head air-cooling fan has stopped.
*2, *3
E715 *3 The temperature of the laser oscillator is high.
The counter value was reset to that prior to
E720 marking because the power was cut off during
data marking including the counter.
The laser marker is turned off during saving of
E721 file data and setting. The marking data were not
saved successfully.
Invalid trigger signal.
E750 TRIGGER IN was input during trigger
processing.
Invalid trigger signal.
E751 TRIGGER IN was input while READY OUT is
OFF.
TARGET DETECTION IN did not turn ON during
E752 *3, *4
the lasing process.
Description
ME-LPGS-SR-5
Measures *1
• Deactivate the seamless loop in the laser settings.
• If you want to radiate laser continuously without
any break, set the closed line by setting the start
and end points in the same position.
• Overwrite the data again to the selected file
number.
• If the problem persists, save the backup file and
contact our sales office or representatives.
• Refer to Setup/Maintenance Guide and clean the
fan.
• Check the connection status of the fan connector.
• Replace the fan.
• For LP-RC series, confirm the side covers of the
head are installed properly.
• Check if the ambient temperature of the
laser marker is not exceeding the range of its
specification.
• Make sure air-cooling fan operates.
• Remove the dust and contamination in the air
intake and exhaust port, and clean the air-cooling
part such as fan and filter.
• Check the current value of counter.
• Do not turn off the power during marking.
• Check the file and the setting values.
• Overwrite the file data.
• Do not turn off the laser marker while aving the
settings.
• Turn ON TRIGGER IN after confirming READY
OUT is ON.
• Do not input the marking trigger while
PROCESSING OUT is ON.
• Check the switch or the sensor connected to
TRIGGER IN of I/O terminal operates properly
without chattering.
• Check wiring of I/O or communication port to the
external control devices.
• Check the marking results before and after the
error.
• Check the connection and control method of the
work detection sensor.
• Set the work detection sensor position so that the
sensor turns ON more than 1ms during marking.
• When you do not use this function, set "Disable" at
X7: TARGET DETECTION IN with Laser Marker
NAVI smart system settings.
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