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Field-Replaceable Units
FRU
Description
Replacement Instructions
■ Four drive configuration does not include DVD
drive
Fan tray 0
Contains three fans for cooling the motherboard
assembly.
“Replacing Fan Tray 0” on page 189
Fan tray 1
Contains two fans for cooling media bay assembly
components.
“Replacing Fan Tray 1” on page 196
Fan tray 2
Single fan for cooling DIMMs.
“Replacing Fan Tray 2” on page 192
LED board
Contains the push-button circuitry and LEDs that are
displayed on the bezel of the box.
“Replacing the LED Board” on page 199
Media bay assembly Bay that houses the drives and optical media drive.
“Replacing the Media Bay Assembly” on page 93
Motherboard
assembly
Provides connectors for the DIMMs, CPUs, PCIe2
risers, and other components.
“Replacing the Motherboard Assembly” on page 168
Optical media drive
Optical media drive allows you to read optical media
like CDs and DVDs.
“Replacing the Optical Media Drive” on page 91
PCI mezzanine
Houses and connects the top PCIe2 cards.
“Replacing the PCI Mezzanine” on page 101
PCIe2 cards
Optional add-on cards that can expand the functionality
of the server.
“Replacing PCIe2 Cards” on page 112
PCIe2 risers
Houses and connects the bottom PCIe2 cards.
“Replacing PCIe2 Risers” on page 107
Power distribution
board (PDB)
Provides the main 12V power interconnect between the
power supplies and the other boards.
“Replacing the Power Distribution Board” on page 203
Power supply unit
(PSU)
Two concurrent maintenance DC or AC powered power
supplies.
“Replacing Power Supplies” on page 184
SAS controller
HBA
SAS controller HBA manages the internal drives and
optional external storage devices.
“Replacing the SAS Controller HBA” on page 118
Top Cover
Covers the top of the server and contains service labels
that provide quick reference information for removing
components. The top cover requires a pen to remove,
and it does not power off the server when removed.
“Remove the Top Cover” on page 81
“Install the Top Cover” on page 211
Related Information
■
“System Components” on page 25
■
“Replacing Storage Components” on page 83
■
“Replacing Motherboard Assembly Components” on page 101
■
“Replacing Chassis Components” on page 179
28
Sun Netra X4270 Server • September 2015
Содержание Sun Netra X4270
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Страница 230: ...WDT W WDT watchdog timers 230 Sun Netra X4270 Server September 2015 ...
Страница 237: ...Index V video port location 17 pinout 219 visual notification 29 W watchdog timer setting 50 weight of server 80 237 ...
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