Panasonic LP-V Series Operation And Maintenance Manual page 256

When password is forgotten
1.
Turn the key switch on the controller to OFF.
2.
Turn the No. 4 DIP switch on the rear of controller to ON.
3.
Turn the key switch on the controller to ON.
4.
Press on the password in the "ENVIRON1" on the
environment setting screen.
5.
The figures displayed on the setting of password indicate the
currently registered password.
6.
Check the password, and press [CANCEL].
7.
Turn off the key switch on the controller and turn off DIP switch
No. 4 to make the password valid.
Reference
• The setting is not changed if the DIP switch is turned to ON while the key
switch is in the ON position. Turn the DIP switch to ON after turning off the
power.
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ME-LP400V-OP-6
OFF
ON
OFF
ON
OFF
ON