Dell C521 specifications September 2006 Rev. A00

Page 1

Dell™ Dimension™ C521 Service Manual

Before You Begin

About Your Computer

Technical Overview

Removing the Computer Cover

Specifications

Troubleshooting

System Setup

Removing and Installing Parts

Replacing the Computer Cover

Notes, Notices, and Cautions

NOTE: A NOTE indicates important information that helps you make better use of your computer.

NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death.

Information in this document is subject to change without notice. © 2006 Dell Inc. All rights reserved.

Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.

Trademarks used in this text: Dell, the DELL logo, and Dimension are trademarks of Dell Inc.; AMD, AMD Athlon, and combinations thereof, Sempron, and Cool 'n' Quiet are trademarks of Advanced Micro Devices, Inc; Microsoft and Windows are registered trademarks of Microsoft Corporation.

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own.

September 2006 Rev. A00

Image 1
Contents September 2006 Rev. A00 Front View About Your ComputerBack View of the Computer Back Panel I/O ConnectorsBack to Contents Getting Started Before You BeginRecommended Tools Turning Off Your ComputerPage Replacing the Computer Cover Removing the Computer Cover Memory Removing and Installing PartsDDR2 Memory Overview Installing Memory Removing Memory CardsInstalling an Expansion Card Removing an Expansion Card Drives Drive Interface Connectors General Installation GuidelinesPower Cable Connector Connecting and Disconnecting Drive CablesCD/DVD Drive Installing a CD/DVD DriveRemoving a CD/DVD Drive Removing a Floppy Drive Floppy DriveInstalling a Floppy Drive Removing a Media Card Reader Media Card ReaderInstalling a Media Card Reader Removing a Hard Drive Hard DriveInstalling a Hard Drive Replacing the Battery BatteryRemoving the Processor ProcessorInstalling the Processor Page Replacing the Power Supply Power SupplyRemoving the Front I/O Panel Front I/O PanelInstalling the Front I/O Panel Fan AssemblyRemoving the Fan Assembly System Board Installing the Fan AssemblyRemoving the System Board Replacing the System Board Page Specifications Drives ConnectorsControls and Lights Physical PowerEnvironmental Entering System Setup System SetupOverview OverviewSystem System Setup Options64MB Post Behavior Boot MenuJumper Locations Clearing Password Settings Clearing Forgotten Passwords and Cmos SettingsClearing Cmos Settings Flashing the BiosInside View of Your Computer Technical OverviewSystem Board Components Jumper Setting Description Jumper SettingsDC Power Connector P1 Power Supply DC Connector Pin AssignmentsPin Number Signal name AWG Wire DC Power Connector P3 DC Power Connector P2DC Power Connector P4 DC Power Connector P5 and P6Black +12 VDC Yellow September 2006 Rev. A00 Dell Diagnostics TroubleshootingWhen to Use the Dell Diagnostics Dell Diagnostics Main MenuPower Light Problem Description Suggested Resolution Diagnostic LightsProblem Description Suggested Resolution System LightsCode Cause Beep Codes