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Electrical Troubleshooting Quiz — Nov. 20, 2018

How to solve problems with Human Device Interfaces on operator consoles

Over the past few months, operators have been complaining about the Human Device Interfaces (HDIs) on their operator consoles. The problems include screen freeze-ups, slow data refresh, and ghost images on the screen. A few of the consoles completely crash once or twice a week and must be rebooted.

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