Fujitsu PRIMERGY RX2540 M6, Upgrade And Maintenance Manual

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At the beginning of each procedure, the involved unit category is indicated by
one of the symbols introduced in this section.
Please ask your local Fujitsu service center for more information.
2.2.2 Customer Replaceable Units (CRU)
Customer Replaceable Units (CRU)
Customer Replaceable Units are intended for customer self service and may
be installed or replaced as hot-plug components during operation.
Components that the customer is entitled to replace may differ
according to the service form in his country.
For Japan:
https://www.fujitsu.com/jp/products/computing/servers/primergy/support/
repair.html
Hot-plug components increase system availability and guarantee a high degree
of data integrity and fail-safe performance. Procedures can be carried out
without shutting down the server or going offline.
Components that are handled as Customer Replaceable Units
–
Hot-plug HDD/SSD modules
– Hot-plug PCIe SSD modules
–
Hot-plug PSUs
– Hot-plug fan modules
–
Memory modules (not allowed for Japan)
– Expansion cards (not allowed for Japan)
Before you start
26 Upgrade and Maintenance Manual RX2540 M6