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Sun Fire X4640 Server Service Manual     Sun Fire X4640 Server Documentation Library
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Sun Fire X4640 Server Service Manual Overview

Controlling Power and Performing Hardware Reset

About Power Modes

Powering the Server On and Off

Controlling Server Power Remotely

Resetting the Server Using the Reset Switch (SW2)

Removing and Installing Components

Important Safety Information

Antistatic Procedures and Precautions

Tools Required for Servicing the Sun Fire X4640 Server

Preparing the Server for Service and Operation

Removal and Replacement Procedures

List of Customer Replaceable Units and Field Replaceable Units

Identifying Components

Replacing the CMOS Battery (CRU)

Replacing or Adding a Hard Drive (CRU)

Replacing a CPU Module and Filler Card (CRU)

Replacing or Adding DIMMs (CRU)

Replacing or Adding PCI Cards (CRU)

Replacing or Adding a Power Supply (CRU)

Replacing the Fan Tray (CRU)

Replacing the Service Processor Board (FRU)

Replacing the DVD Module (FRU)

Replacing the Power Distribution Board (FRU)

How to Remove the Power Distribution Board

How to Install the Power Distribution Board

Bus Bar to DIMM Clearance Verification

Replacing the Fan Tray Carriage (FRU)

Replacing the Front Panel Indicator Board (FRU)

Replacing the Front I/O Board (FRU)

Replacing a Hard Disk Backplane (FRU)

Replacing the Motherboard (FRU)

Updating Field-Replaceable Unit Information

How to Update the Server CPLDs

Configuring the System Using the BIOS Setup Utilities

BIOS and the BIOS Setup Utility

How to Configure the System BIOS

BIOS Setup Utility Screens

BIOS and Service Processor Updates

LSI BIOS Configuration Utility

Sun Fire X4640 Server References and Specifications

Sun Fire X4640 Server Features and Components

Sun Fire X4640 Server Front and Back Panel Features and Components

Sun Fire X4640 Server Specifications

Sun Fire X4640 Server Motherboard Jumpers and Switches

Sun Fire X4640 Server External LED Locations and Meanings

Locating the Sun Fire X4640 Server System Serial Number

Index

How to Remove the Power Distribution Board

  1. Prepare the server for service. See How to Prepare the Server for Service.
  2. Remove all power supplies. See How to Remove a Power Supply).
  3. Disconnect the main flex cable connector from the connector on the power distribution board.
    image:An illustration showing how to disconnect the flex cable in preparation for removing the power distribution board.
  4. Loosen the captive screws that secure the power distribution board to the chassis.
    image:An illustration that shows how to loosen the two captive screws that secure the power distribution board.
  5. Remove the two bus-bar nuts that secure the power distribution board to the bus bars.
  6. Slide the power distribution board upward slightly to free its keyed openings from the chassis standoffs, and then remove it from the chassis.
    image:An illustration that shows how to remove the power distribution board from the server.

Next Steps

How to Install the Power Distribution Board

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