Servicing Dimms - Oracle Netra SPARC S7-2 Service Manual

Servicing DIMMs

The server supports a variety of DDR4 DIMM configurations that can include quad-rank (QR),
dual-rank (DR), and single-rank (SR) DDR4 DIMMs.
DIMMs provide RAM for the CPUs configured in the server. The DIMMs are located in
slots on either side of the CPUs, at the center of the motherboard. See
(Motherboard, Memory, and PCIe Cards)" on page
Ensure that all power is removed from the server before removing or installing
Caution -
DIMMs, or damage to the DIMMs might occur. You must disconnect all power cables from the
system before performing these procedures.
Description
Understand DIMM layout and guidelines.
Replace a faulty DIMM.
Add DIMMs.
Locate a faulty DIMM.
Related Information
"Identifying Components" on page 13
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"Detecting and Managing Faults" on page 25
■
"Preparing for Service" on page 43
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16.
Links
"Understanding DIMM Layout and Population
Rules" on page 160
"Locate a Faulty DIMM" on page 161
"Remove a DIMM" on page 163
"Install a DIMM" on page 163
"Verify a DIMM" on page 166
"Understanding DIMM Layout and Population
Rules" on page 160
"Install a DIMM" on page 163
"Verify a DIMM" on page 166
"Locate a Faulty DIMM" on page 161
"Component Locations
Servicing DIMMs 159