Oracle X5-2L, Service Manual

Page: 101 / 324

Servicing CRUs That Require Server Power-Off 101
Servicing CRUs That Require Server Power-Off
These sections describe how to service customer-replaceable units (CRUs) that require
you to power off the server. For more information about CRUs, see “Illustrated Parts
Breakdown” on page 19 and “Customer-Replaceable Units” on page 21 .
Description Links
Service the DIMMs. “Servicing the DIMMs (CRU)” on page 101
Service the PCIe cards. “Servicing PCIe Cards (CRU)” on page 115
Service the internal USB flash drives. “Servicing the Internal USB Flash Drives
(CRU)” on page 121
Service the battery. “Servicing the Battery (CRU)” on page 126
Related Information
■
“Servicing CRUs That Do Not Require Server Power-Off”
■
“Servicing FRUs”
Servicing the DIMMs (CRU)
The Oracle Server X5-2L supports a variety of DDR4 DIMM configurations that can include
quad-rank (QR), dual-rank (DR), and single-rank (SR) DDR4 DIMMs.
Caution - These procedures require that you handle components that are sensitive to
electrostatic discharge. This sensitivity can cause the components to fail. To avoid
damage, ensure that you follow antistatic practices as described in “Electrostatic Discharge
Safety” on page 52 .
Caution -
Ensure that all power is removed from the server before removing or installing
DIMMs, or damage to the DIMMs might occur. You must disconnect all power cables from the
system before performing these procedures.
The following topics and procedures provide information to assist you when replacing a DIMM
or upgrading DIMMs: