About the Sun Server X4-2 17
Customer-Replaceable Units
The following table lists the customer-replaceable units (CRUs) in the server and
directs you to the replacement instructions.
4 Four and eight 2.5-inch storage drive
configurations (In Oracle Engineered
Systems, storage drive 7 in eight-drive
systems might be populated with a remote
battery module for the HBA card.)
13 To p c ove r
5 Front indicator module for server with four or
eight 2.5-inch storage drives
14 PCIe riser
6 Disk backplanes 15 USB flash drives
7 Fan modules 16 Processor heatsinks
Note: In single-processor systems, neither a
heatsink nor a processor socket filler are
installed in the processor socket 1 (P1). To
protect the delicate processor socket pins,
the cover that comes on the motherboard
from manufacturing is left in place.
8 Chassis mid-wall 17 Motherboard
9 Processors
Note: There is only one processor in
single-processor systems and that processor
is located in processor socket 0 (P0).
18 Power supplies
CRU Description Replacement Instructions
Battery Lithium coin-cell battery that powers the
CMOS BIOS and real-time clock.
“Servicing the Battery (CRU)” on page 96
DIMMs Add or replace memory in the system. “Servicing the DIMMs (CRU)” on page 62
Storage drives Supports SAS hard-disk drives (HDDs) or
SATA solid-state drives (SSDs) and a DVD
drive.
• Four-drive configuration contains four
2.5-inch storage drives and a DVD drive
• Eight-drive configuration contains eight
2.5-inch storage drives
Note - In Oracle Engineered Systems,
storage drive 7 in eight-drive systems might
be populated with a remote battery module
for the HBA card. The battery module is not
a customer-replaceable unit.
“Servicing Storage Drives (CRU)” on page 45
Figure Legend (Continued)
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