Oracle Exadata Storage Server X7-2 EF Service Manual page 185

d. Verify that the power supply AC OK LED is lit.
IMPORTANT: After replacing the motherboard, you might need to manually program
Note -
the product serial number (PSN) into the new motherboard. See
Automated Update" on page
member of a select group (or quorum) of components for maintaining the PSN for service
entitlement, and if you replace more than one of the quorum members during any given service
procedure, a secondary quorum member might need to be programmed with the PSN.
Related Information
"System Components" on page 21
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"Replaceable Units" on page 23
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"Replaceable Units" on page 23
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"Remove the Motherboard Assembly" on page 173
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51. This is necessary because the motherboard is a secondary
Install the Motherboard Assembly
"Key Identity Properties (KIP)
Servicing the Motherboard Assembly 185