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Sun Fire X4800 Server Service Manual
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Document Information

Using This Documentation

Product Information Web Site

Documentation and Feedback

About This Documentation (PDF and HTML)

Contributors

Change History

Sun Fire X4800 Server Service Manual Overview

Server and Component Overview

Sun Fire X4800 Server Overview

Component Overviews

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)

How to Replace the RAID Expansion Module Battery (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 Multi port Cable

Removing and Installing the Subassembly Module (FRU)

Sun Fire X4800 Server Service Procedures, and Information

Managing FRUID Information

Firmware Information and Procedures

How to Access the BIOS Setup Utility

Updating the CPLD

Component LED Locations and Meanings

Front Indicator Panel LEDs

CPU Module (CMOD) LEDs

Front Panel Power Supply LED's

Front Panel Hard Drive LED's

Back Panel Network Express Module LED's

Back Panel SP Module LEDs

Back Panel PCIe EM LEDs

Sun Fire X4800 Server Specifications

Physical Specifications

Power Specifications

Environmental Specifications

Index

Front Panel Power Supply LED's

image:An illustration showing the power supply LEDs.
LED Name
Color
Activity
1
PSU Fault
Amber
Indicates a power supply fault condition.
  • Off normally.

  • On solid when the power supply is in a fault state.

2
PSU OK LED
Green
On when the PSU is on. Otherwise it is Off.
3
AC LED
Green
  • On. AC is connected.
  • Off. AC is not connected.