
Contents
6. Troubleshooting.......................................................... 75
6.1 Troubleshooting procedure.....................................................................75
6.2 Checking the power supply
....................................................................
76
6.3 Checking the CPU..................................................................................77
6.4 Checking program.................................................................................. 77
6.5 Checking input........................................................................................78
6.6 Checking output......................................................................................79
6.7 Troubles due to external factors
.............................................................
80
6.8 I/O module replacement during operation .............................................81
6.9 List of self-diagnostic items
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82
User s manual - Hardware 7
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