Panasonic FP2

Operation If an Error OccursFP2 Serial Data Unit
6 − 3
6.1 Operation If an Error Occurs
6.1 Operation If an Error Occurs
6.1.1 If the ALARM LED on the Serial Data Unit Lights
What the ALARM LED does
The ALARM LED on the serial data unit lights if the watchdog timer in the unit is activated,
to warn of a problem.
CPU unit operation when the ALARM LED lights
The ERROR LED on the CPU unit lights, and operation stops.
The error code to be checked using programming tools or other means is 41 (intelligent
unit error).
If it is necessary to interrupt operation, change the setting of the CPU unit system register
22.