Panasonic LP-S Series Maintenance Manual page 152

Troubles
Marking cannot be done.
(The laser radiation
indicator does not
change to the marking
status.)
152
Causes
When the laser marker is under the
remote mode or run mode:
Marking trigger signal is not input.
When the laser marker is under the
remote mode or run mode:
Next marking trigger signal is entered
before completion of current marking
cycle.
(E800 occurs.)
When the laser marker is under the
remote mode:
Marking trigger is input when the
READY output is OFF status.
ME-LPS-SSM-8
Measures
Check connections with external equipment for
mis-connection, disconnection or contact failure
due to any loose connector.
When the marking trigger is input from the input
terminal, check if marking trigger signal meets
write conditions.
• For Trigger Marking:
Check if one-shot signal of 10 ms or longer is
provided per marking cycle.
• For Equidistant Marking:
Check if status of the signal remains on during
marking.
Enter next marking trigger signal after making
sure that READY output is on.
Refer to "READY signal is not turned to ON" in
the External Control Troubleshooting.