All Leds Are Off - Panasonic FPS Series User Manual

Troubleshooting

11.5 All LEDs are OFF

If all LEDs are OFF, try the following:
•
Check the power supply wiring.
•
Check if the power supplied to the CPU is in the range of the rating. Be sure to check
the fluctuation in the power supply.
• Disconnect the power supply wiring to the other devices if the power supplied to the
CPU is shared with them.
If the LEDs on the CPU turn on at this moment, increase the capacity of the power
-
supply or prepare another power supply for other devices.
Please contact your dealer for further information.
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FPΣ User's Manual