Preparing for Service
These sections describe safety considerations and provide prerequisite procedures and
information to replace components within the controller.
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Understand the safety precautions, understand the safety symbols, and
take ESD precautions prior to removing or installing parts in the
controller.
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Understand the key identity properties auto-update feature.
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Assemble the required tools.
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Before working with components within the controller, power down the
controller and prepare for servicing.
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