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 ........................................................ 82
7
User's manual - Hardware