Led Status Check - Mitsubishi FX3U-64CCL User Manual

FX -64CCL User's Manual
3U
9.2

LED status check

The table below describes details for the LED statuses.
LED display Color
POWER Green
RUN Green
ERR. Red
L RUN Green
L ERR. Red
SD Green
RD Green
The POWER, RUN, L RUN, SD and RD LEDs are ON while the data link status is normal.
When the RUN LED does not light up and the hardware test is not set, the hardware may have an error.
For repair, contact your local Mitsubishi Electric distributor.
Status
OFF Power is not being supplied from the external power supply.
ON Power is being supplied from the external power supply.
OFF 64CCL has failed.
ON Under 64CCL normal operation.
OFF No errors.
Error in the settings, error in the parameter details, error with the communication,
ON
errors with the hardware.
OFF Offline.
ON Data link is being executed.
OFF No communication error.
The switch setting was changed after start.
Flicker There is no terminating resistor.
Influence from noise.
There is a data linking error.
ON
There is a setting error.
OFF Data is not being sent.
ON Data is being sent.
OFF Data is not being received.
ON Data is being received.
→ For details on troubleshooting by LED, refer to the master unit manual.
9 Troubleshooting
9.2 LED status check
Status
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