Confirming Errors Using Self-Diagnostic Function; Checking The Led Display Of Unit - Panasonic FP7 User Manual

Troubleshooting

12.1 Confirming Errors Using Self-diagnostic Function

12.1.1 Checking the LED Display of Unit

FP7 Multi I/O Unit has a self-diagnostic function which identifies errors and stops operation if
necessary. The types of the self-diagnostic function are alarms, errors and warnings. When
an error occurs, check the ERR.LED state and error type, and monitor the unit memory in
which the code is stored.
ERR.
LED Type
state
Alarm
Lights
(H type only)
Error 1
Lights
Error 2
Flashes Warning
12-2
Operation of
State
CPU unit
Alarm occurs. Stops the operation.
Unit error occurs. Stops the operation.
Continues the
Warning occurs.
operation.
Solution
Refer to "12.2.1 ERR LED Turns
ON on the Unit".
Monitor UM00064 and check the
error code. For details of error
codes, refer to "12.2.1 ERR LED
Turns ON on the Unit".
Monitor UM00066 and check the
error code. For details of error
codes, refer to "12.2.1 ERR LED
Turns ON on the Unit".
Monitor UM00065 and check the
warning code. For details of
warning codes, refer to "12.2.3
ERR LED is Flashing on the Unit".