Troubleshooting - Mitsubishi Electric A1SJ71PB96F User Manual

8. TROUBLESHOOTING

8. TROUBLESHOOTING
The following explains troubleshooting and error codes when using the AJ71PB96F/A1SJ71PB96F.
8.1 Troubleshooting
Following is explained the check items for errors generated by the AJ71PB96F/A1SJ71PB96F.
(1) When the PROFIBUS-FMS network does not communicate from the beginning
Check the following items.
(a) Check the PROFIBUS Cable wiring.
(b) Check the parameters set in the AJ71PB96F/A1SJ71PB96F.
(2) When the PROFIBUS-FMS network stops communicating midway through
Use the following method to check the error codes.
(a) Use the PC CPU of the programmable controller system in which the
(b) Use the partner station with which the AJ71PB96F/A1SJ71PB96F is communicating to read
(3) When the AJ71PB96F/A1SJ71PB96F ' s FAULT LED is turned on
An AJ71PB96F/A1SJ71PB96F hardware error is suspected, so contact the nearest Mitsubishi
Electric dealer and explain the symptoms to them.
Refer to Section 5.5.1 and check to make sure the PROFIBUS cable wiring is correct.
Use the SW0IX-PROFPE to check if the parameters set in the AJ71PB96F/A1SJ71PB96F
are correct.
AJ71PB96F/A1SJ71PB96F is installed to read the AJ71PB96F/A1SJ71PB96F error codes
using the FROM instruction.
Refer to Sections 4.7.2 and 8.2.1 to check the error code descriptions read from the
AJ71PB96F/A1SJ71PB96F.
the error codes returned from the AJ71PB96F/A1SJ71PB96F.
Refer to Section 8.2.2 and check the causes of the error codes returned by the
AJ71PB96F/A1SJ71PB96F.
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