8
Troubleshooting
The following sections are provided to aid in common troubleshooting of control system equipment.
8.1
Controller, I/O Pack, IONet Switch Not Powering On
The following figure provides a decision making flow to aid in troubleshooting power loss to controllers, I/O packs, or IONet
switches.
Warning
Follow all site safety requirements and precautions, including PPE to diagnose the
issue while maintaining power to the enclosure.
Troubleshooting
GEH-6721_Vol_I_BP System Guide 175
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