Oracle^® Exadata Storage Server X7-2 EF and HC Service Manual

Replaceable Units

The following table lists the replaceable units in the server and directs you to the replacement instructions.

Replaceable Unit Description Replacement Instructions Battery Lithium coin-cell battery that powers the CMOS BIOS and real-time clock. Servicing the Battery Air baffle Aids in the cooling the system components. Servicing the Air Baffle DIMMs Add or replace memory modules in the system. Servicing the DIMMs Storage drives (HC only, hot service) Storage drive configuration supports up to twelve 3.5-inch hot-pluggable 10 TB HDDs. Servicing Storage Drives Internal M.2 flash SSDs Supports up to two internal M.2 flash SSDs. Servicing the Internal M.2 Flash SSDs Fan modules (hot service) Four fan modules for cooling the server components. Servicing Fan Modules PCIe cards (hot service) Add-on cards that can expand the functionality of the server. Servicing PCIe Cards Power supply units (PSUs, hot service) Two fully redundant AC-powered power supplies. Servicing Power Supplies Processor and heatsink (cold service) Carries out the instructions of the system. Servicing Processors Disk backplane Provides power and communications connectors for storage drives. Servicing the Disk Backplane SAS cables (HC only) Provide signals between the front disk backplane and the Oracle Storage 12 Gb SAS PCIe RAID HBA, Internal card (HC only). Servicing SAS Cables Oracle Storage 12 Gb SAS PCIe RAID HBA, Internal card (HC only) Located in PCIe slot 11, the Oracle Storage 12 Gb SAS PCIe RAID HBA, Internal card manages SAS storage drives (HC only). Servicing the Internal HBA Card and HBA Super Capacitor Front LED indicator module Contains the push-button circuitry and LEDs that are displayed on the bezel of the chassis. Servicing the Front LED Indicator Module Motherboard assembly Provides connectors for the DIMMs, processors, PCIe risers, and other components. Servicing the Motherboard Assembly