Troubleshooting - Panasonic LP-S Series Maintenance Manual

Troubleshooting

If any operation errors occur, check items below.
When the problems cannot be resolved by following the below measures, please contact our sales office.
„ Start-up
Troubles
Power supply is not
turned on.
The unit does not start
up.
„ Laser pumping
Troubles
Laser is not pumped.
Laser is not pumped in
remote mode.
Causes
Power cable is not connected.
Key switch is not turned on.
Power is not supplied.
Fuse is blown.
Causes
[IN COM.] [OUT COM.] of terminal
block is not connected to the power
supply.
The interlock connector is not
connected, or the safety equipment
such as door and switch connected
to the interlock connector is in OPEN
status.
Laser stop 2 on input terminal is in
OPEN status, or safety equipment
such as door and switch connected to
the laser stop 2 on input terminal is in
OPEN status.
Emergency stop switch is pressed.
(Except for -LS1 models)
Laser pumping ON signals from the
external control equipment are not
input or not accepted in remote mode.
ME-LPS-SSM-8
Measures
Connect the power supply cable.
Turn on the key switch.
Check the power supply.
Replace the fuse by following the "Safety / Setup
/ Maintenance Guide".
Measures
Connect [IN COM.] and [OUT COM.] in Input/
Output Terminal to internal power supply or
supply power from outside.
• Check the interlock connector connection.
• Restore the original condition of the safety
equipment connected to the interlock
connector.
• Check the connection of [LASER STOP 2A],
[LASER STOP 2B] and [OUT COM.] of input
terminal.
• Restore the original condition of the safety
equipment connected to the laser stop 2.
Reset emergency stop switches located on the
controller.
• Check connections with external equipment
for mis-connection, disconnection or contact
failure due to any loose connector.
• When controlling the laser pumping by I/O
signal, turn off DIP switch No. 2 and turn on
[LASER IN].
• When controlling the laser pumping by serial
communication, turn on DIP switch No. 2 and
transmit the laser pumping command (LSR).
• To change the DIP setting, the switch of the
laser marker should be set at power OFF state.
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