Panasonic AFPX-C30R User Manual page 403

<For error code is 42 (1)>
- Condition
The expansion unit or add-on cassette that had been connected when the power supply of the control
unit was turned on has come off, or the expansion unit has powered off.
- Operation 1
Turn off the power supply of the control unit, and connect the expansion unit and add-on cassette.
- Operation 2
Turn on the power supply of the expansion unit.
<For error code is 42 (2)>
- Condition
A temporary blackout such as a momentary power off occurred and the power supply of the expansion
unit was turned off.
- Operation
Once the power supply of the expansion unit is restored, the control unit will be automatically reset and
restarted.
Using FPWIN GR
Click on the "Clear Error" button in the "Status display dialog box". Error code 43 and higher can be
cleared.
• In the PROG. mode, the power supply can be turned off and then on again to clear the error, but all of
the contents of the operation memory except hold type data are cleared.
• An error can also be cleared by executing a self-diagnostic error set instruction F148 (ERR).
Key Point:
When an operation error (error code 45) occurs, the address at which the error occurred is stored in
special data registers DT90017 and DT90018. If this happens, click on the "Operation Err" button in the
"Status display dialog box" and confirm the address at which the error occurred before cancelling the
error.
13.2.2 If ERROR LED is ON
Condition: The system watchdog timer has been activated and the operation of PLC has been
activated.
Procedure 1
Set the mode selector of PLC from RUN to PROG. mode and turn the power off and then on.
• If the ERROR LED is turned on again, there is probably an abnormality in the FP-X control unit. Please
contact your dealer.
• If the ERROR LED is flashed, go to chapter 11.2.1.
Procedure 2
Set the mode selector from PROG. to RUN mode.
• If the ERROR LED is turned on, the program execution time is too long. Check the program.
Check
(1) Check if instructions such as "JMP" or "LOOP" are programmed in such a way that a scan never finish.
(2)Check if interrupt instructions are executed in succession.
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