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Sun Server X2-8 (formerly Sun Fire X4800 M2) Service Manual     Sun Server X2-8 (formerly Sun Fire X4800 M2) Documentation Library
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Document Information

Using This Documentation

Sun Server X2-8 Name Change

Product Downloads

Documentation and Feedback

About This Documentation

Change History

Sun Server X2-8 Service Manual Overview

Server and Component Overview

Sun Server X2-8 Overview

Component Overviews

Front Panel Indicator Module Overview

Power Supply Overview

Hard Drive and XL Bracket Assembly Overview

Drive Backplane Overview

DIMM Overview

RAID Expansion Module Overview

Fabric Expansion Module Overview

System Battery Overview

CPU and Heatsink Assembly Overview

Internal USB Port Overview

Fan Module Overview

Network Express Module Overview

Service Processor (SP) Module Overview

SP Module Multiport Cable Overview

PCIe ExpressModule Overview

AC Power Block Overview

Fan Module Controller Board (FB) Overview

Midplane Overview

Component Removal and Installation Levers

Power and Reset

Power Modes

Power Button and Power OK LED

How to Power On the Server

How to Power Off the Server

Controlling Server Power Remotely

Removing and Installing Components

Preparing for Service and Operation

Removal and Installation Procedures

Removing and Installing a Power Supply (CRU)

Removing and Installing a Hard Drive (CRU)

Removing and Installing a Hard Drive Filler

Replacing the Hard Drive Backplane (FRU)

Adding, Removing, and Installing a CMOD (CRU)

CPU Module (CMOD) Designation and Population Rules

Removing and Installing a CMOD Filler

How to Replace the CMOD Battery (CRU)

Removing and Installing DIMMs (CRU)

DIMM Population Rules

Removing and Installing a RAID Expansion Module (CRU)

Removing and Installing a Fabric Expansion Module (CRU)

Replacing a CPU and Heatsink Assembly (FRU)

Removing and Installing a Fan Module (CRU)

Replacing a Fan Module Controller Board (FRU)

Removing and Installing a NEM or a NEM Filler (CRU)

Removing and Installing a PCIe EM (CRU)

Removing and Installing the Service Processor Module (CRU)

Removing and Installing the Multiport Cable

Removing and Installing the Subassembly Module (FRU)

Sun Server X2-8 Service Procedures and Information

Managing FRUID Information

Firmware Information and Procedures

How to Access the BIOS Setup Utility

BIOS Setup Utility Screens

Component LED Locations and Functions

Thermal Sensor Locations

Sun Server X2-8 Specifications

Physical Specifications

Power Specifications

Environmental Specifications

Requesting Physical Media

How to Request Physical Media Online

How To Request Physical Media by Phone


Fan Module Controller Board (FB) Overview

The server contains two fan module controller boards. Each FB controls two fan modules (FMs). The fan module controller boards are backside server components and are located in the SAM behind the fan modules.

Note - The FBs are designated as field-replaceable units (FRU).

image:An illustration of the fan module controller boards.

See also: