Cold Service
Cold service components must be serviced when the server is completely powered off and all four AC power cords are disconnected from the server back panel AC power block.
The following components can be cold-serviced:
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System module (SMOD), see Servicing System Module (SMOD) Components (FRU)
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System clock battery, see Servicing the System Battery (CRU)
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Fan frame, see Servicing Fan Modules (CRU) and Fan Frames (CRU)
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Front indicator module, see (FIM) Servicing the Front Indicator Module (FRU)
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Midplane, see Remove the Midplane Assembly
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Internal USB flash drive (not used)
See the Oracle Linux operating system documentation for procedures and other instructions for shutting down the server. See also Power Off the Server Using the Server OS.