Power Led Does Not Turn On On The Power Supply Unit; A Protect Error Message Appears - Panasonic FP7 Series User Manual

6.2.4 POWER LED Does Not Turn ON on the Power Supply Unit

 Condition:
It is possible that sufficient power is not supplied.
 Solution:
Confirm the status in the following procedure.
PROCEDURE
1. Power off the unit and double-check the wiring status (e.g. Is there any
loose terminal?)
2. Check if output of the power supply unit exceeds the rating.
If capacity of the internal power supply (24V) does not suffice, examine changing
combination of the units.
3. Disconnect the power supply wiring to the other devices if the power
supplied to the unit is shared with them.
If LED on the power supply unit turns on following the above step, undercapacity
of power supply is possible. Review the power supply design.

6.2.5 A Protect Error Message Appears

 Condition:
It is possible that the project is password locked.
 Solution:
Confirm the status in the following procedure.
PROCEDURE
1. Select "Tools" → "Register/Delete Password" in FPWIN GR7.
The "Register/Delete Password" dialog box is displayed.
2. Enter a password and press the [OK] button.
The protection is canceled.
KEY POINTS
If you press the [Forced Cancellation] button, all projects saved in PLC are
•
deleted.
6.2 What to Do If an Error Occurs
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